Andi Kleen <ak@linux.intel.com> <ak@suse.de>
Andi Shyti <andi@etezian.org> <andi.shyti@samsung.com>
Andreas Herrmann <aherrman@de.ibm.com>
+Andrej Shadura <andrew.shadura@collabora.co.uk>
+Andrej Shadura <andrew@shadura.me> <andrew@beldisplaytech.com>
Andrew Morton <akpm@linux-foundation.org>
Andrew Murray <amurray@thegoodpenguin.co.uk> <amurray@embedded-bits.co.uk>
Andrew Murray <amurray@thegoodpenguin.co.uk> <andrew.murray@arm.com>
"#size-cells":
const: 1
- pinctrl:
- $ref: ../pinctrl/brcm,ns-pinmux.yaml
-
patternProperties:
'^clock-controller@[a-f0-9]+$':
$ref: ../clock/brcm,iproc-clocks.yaml
+ '^pin-controller@[a-f0-9]+$':
+ $ref: ../pinctrl/brcm,ns-pinmux.yaml
+
'^thermal@[a-f0-9]+$':
$ref: ../thermal/brcm,ns-thermal.yaml
"iprocfast", "sata1", "sata2";
};
- pinctrl {
+ pin-controller@1c0 {
compatible = "brcm,bcm4708-pinmux";
- offset = <0x1c0>;
+ reg = <0x1c0 0x24>;
+ reg-names = "cru_gpio_control";
};
thermal@2c0 {
A list of pins varies across chipsets so few bindings are available.
- Node of the pinmux must be nested in the CRU (Central Resource Unit) "syscon"
- node.
-
properties:
compatible:
enum:
- brcm,bcm4709-pinmux
- brcm,bcm53012-pinmux
- offset:
- description: offset of pin registers in the CRU block
+ reg:
maxItems: 1
- $ref: /schemas/types.yaml#/definitions/uint32-array
+
+ reg-names:
+ const: cru_gpio_control
patternProperties:
'-pins$':
uart1_grp ]
required:
- - offset
+ - reg
+ - reg-names
additionalProperties: false
examples:
- |
- cru@1800c100 {
- compatible = "syscon", "simple-mfd";
- reg = <0x1800c100 0x1a4>;
-
- pinctrl {
- compatible = "brcm,bcm4708-pinmux";
- offset = <0xc0>;
-
- spi-pins {
- function = "spi";
- groups = "spi_grp";
- };
+ pin-controller@1800c1c0 {
+ compatible = "brcm,bcm4708-pinmux";
+ reg = <0x1800c1c0 0x24>;
+ reg-names = "cru_gpio_control";
+
+ spi-pins {
+ function = "spi";
+ groups = "spi_grp";
};
};
PHY, link, etc.
* - ``fw.mgmt.api``
- running
- - 1.5
- - 2-digit version number of the API exported over the AdminQ by the
- management firmware. Used by the driver to identify what commands
- are supported.
+ - 1.5.1
+ - 3-digit version number (major.minor.patch) of the API exported over
+ the AdminQ by the management firmware. Used by the driver to
+ identify what commands are supported. Historical versions of the
+ kernel only displayed a 2-digit version number (major.minor).
* - ``fw.mgmt.build``
- running
- 0x305d955f
};
struct sockaddr_mctp {
- unsigned short int smctp_family;
- int smctp_network;
- struct mctp_addr smctp_addr;
- __u8 smctp_type;
- __u8 smctp_tag;
+ __kernel_sa_family_t smctp_family;
+ unsigned int smctp_network;
+ struct mctp_addr smctp_addr;
+ __u8 smctp_type;
+ __u8 smctp_tag;
};
#define MCTP_NET_ANY 0x0
ACPI
M: "Rafael J. Wysocki" <rafael@kernel.org>
-M: Len Brown <lenb@kernel.org>
+R: Len Brown <lenb@kernel.org>
L: linux-acpi@vger.kernel.org
S: Supported
W: https://01.org/linux-acpi
ACPI APEI
M: "Rafael J. Wysocki" <rafael@kernel.org>
-M: Len Brown <lenb@kernel.org>
+R: Len Brown <lenb@kernel.org>
R: James Morse <james.morse@arm.com>
R: Tony Luck <tony.luck@intel.com>
R: Borislav Petkov <bp@alien8.de>
F: include/acpi/
F: tools/power/acpi/
-ACPI FAN DRIVER
-M: Zhang Rui <rui.zhang@intel.com>
-L: linux-acpi@vger.kernel.org
-S: Supported
-W: https://01.org/linux-acpi
-B: https://bugzilla.kernel.org
-F: drivers/acpi/fan.c
-
ACPI FOR ARM64 (ACPI/arm64)
M: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
M: Hanjun Guo <guohanjun@huawei.com>
B: https://bugzilla.kernel.org
F: drivers/acpi/*thermal*
-ACPI VIDEO DRIVER
-M: Zhang Rui <rui.zhang@intel.com>
-L: linux-acpi@vger.kernel.org
-S: Supported
-W: https://01.org/linux-acpi
-B: https://bugzilla.kernel.org
-F: drivers/acpi/acpi_video.c
-
ACPI VIOT DRIVER
M: Jean-Philippe Brucker <jean-philippe@linaro.org>
L: linux-acpi@vger.kernel.org
M: Thomas Gleixner <tglx@linutronix.de>
M: Ingo Molnar <mingo@redhat.com>
M: Borislav Petkov <bp@alien8.de>
+M: Dave Hansen <dave.hansen@linux.intel.com>
M: x86@kernel.org
R: "H. Peter Anvin" <hpa@zytor.com>
L: linux-kernel@vger.kernel.org
VERSION = 5
PATCHLEVEL = 15
SUBLEVEL = 0
-EXTRAVERSION = -rc6
+EXTRAVERSION = -rc7
NAME = Opossums on Parade
# *DOCUMENTATION*
select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL
select HAVE_FUNCTION_GRAPH_TRACER if !THUMB2_KERNEL && !CC_IS_CLANG
select HAVE_FUNCTION_TRACER if !XIP_KERNEL
+ select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_GCC_PLUGINS
select HAVE_HW_BREAKPOINT if PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7)
select HAVE_IRQ_TIME_ACCOUNTING
#endif
#ifdef CONFIG_KERNEL_XZ
+/* Prevent KASAN override of string helpers in decompressor */
+#undef memmove
#define memmove memmove
+#undef memcpy
#define memcpy memcpy
#include "../../../../lib/decompress_unxz.c"
#endif
register unsigned long __l asm("r1") = __limit; \
register int __e asm("r0"); \
unsigned int __ua_flags = uaccess_save_and_enable(); \
+ int __tmp_e; \
switch (sizeof(*(__p))) { \
case 1: \
if (sizeof((x)) >= 8) \
break; \
default: __e = __get_user_bad(); break; \
} \
+ __tmp_e = __e; \
uaccess_restore(__ua_flags); \
x = (typeof(*(p))) __r2; \
- __e; \
+ __tmp_e; \
})
#define get_user(x, p) \
add r0, r4, #KERNEL_OFFSET >> (SECTION_SHIFT - PMD_ORDER)
ldr r6, =(_end - 1)
adr_l r5, kernel_sec_start @ _pa(kernel_sec_start)
-#ifdef CONFIG_CPU_ENDIAN_BE8
+#if defined CONFIG_CPU_ENDIAN_BE8 || defined CONFIG_CPU_ENDIAN_BE32
str r8, [r5, #4] @ Save physical start of kernel (BE)
#else
str r8, [r5] @ Save physical start of kernel (LE)
bls 1b
eor r3, r3, r7 @ Remove the MMU flags
adr_l r5, kernel_sec_end @ _pa(kernel_sec_end)
-#ifdef CONFIG_CPU_ENDIAN_BE8
+#if defined CONFIG_CPU_ENDIAN_BE8 || defined CONFIG_CPU_ENDIAN_BE32
str r3, [r5, #4] @ Save physical end of kernel (BE)
#else
str r3, [r5] @ Save physical end of kernel (LE)
for (p = first, i = 0; i < 8 && p < top; i++, p += 4) {
if (p >= bottom && p < top) {
unsigned long val;
- if (get_kernel_nofault(val, (unsigned long *)p))
+ if (!get_kernel_nofault(val, (unsigned long *)p))
sprintf(str + i * 9, " %08lx", val);
else
sprintf(str + i * 9, " ????????");
ARM_DISCARD
*(.alt.smp.init)
*(.pv_table)
+#ifndef CONFIG_ARM_UNWIND
+ *(.ARM.exidx) *(.ARM.exidx.*)
+ *(.ARM.extab) *(.ARM.extab.*)
+#endif
}
. = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR);
ASSERT((_end - __bss_start) >= 12288, ".bss too small for CONFIG_XIP_DEFLATED_DATA")
#endif
-#ifdef CONFIG_ARM_MPU
+#if defined(CONFIG_ARM_MPU) && !defined(CONFIG_COMPILE_TEST)
/*
* Due to PMSAv7 restriction on base address and size we have to
* enforce minimal alignment restrictions. It was seen that weaker
.macro define_tlb_functions name:req, flags_up:req, flags_smp
.type \name\()_tlb_fns, #object
+ .align 2
ENTRY(\name\()_tlb_fns)
.long \name\()_flush_user_tlb_range
.long \name\()_flush_kern_tlb_range
#endif /* !CONFIG_THUMB2_KERNEL */
-int __init arch_init_kprobes()
+int __init arch_init_kprobes(void)
{
arm_probes_decode_init();
#ifdef CONFIG_THUMB2_KERNEL
/* Allocation */
void *hyp_alloc_pages(struct hyp_pool *pool, unsigned short order);
+void hyp_split_page(struct hyp_page *page);
void hyp_get_page(struct hyp_pool *pool, void *addr);
void hyp_put_page(struct hyp_pool *pool, void *addr);
static void *host_s2_zalloc_pages_exact(size_t size)
{
- return hyp_alloc_pages(&host_s2_pool, get_order(size));
+ void *addr = hyp_alloc_pages(&host_s2_pool, get_order(size));
+
+ hyp_split_page(hyp_virt_to_page(addr));
+
+ /*
+ * The size of concatenated PGDs is always a power of two of PAGE_SIZE,
+ * so there should be no need to free any of the tail pages to make the
+ * allocation exact.
+ */
+ WARN_ON(size != (PAGE_SIZE << get_order(size)));
+
+ return addr;
}
static void *host_s2_zalloc_page(void *pool)
static inline int hyp_page_ref_dec_and_test(struct hyp_page *p)
{
+ BUG_ON(!p->refcount);
p->refcount--;
return (p->refcount == 0);
}
hyp_spin_unlock(&pool->lock);
}
+void hyp_split_page(struct hyp_page *p)
+{
+ unsigned short order = p->order;
+ unsigned int i;
+
+ p->order = 0;
+ for (i = 1; i < (1 << order); i++) {
+ struct hyp_page *tail = p + i;
+
+ tail->order = 0;
+ hyp_set_page_refcounted(tail);
+ }
+}
+
void *hyp_alloc_pages(struct hyp_pool *pool, unsigned short order)
{
unsigned short i = order;
* when updating the PG_mte_tagged page flag, see
* sanitise_mte_tags for more details.
*/
- if (kvm_has_mte(kvm) && vma->vm_flags & VM_SHARED)
- return -EINVAL;
+ if (kvm_has_mte(kvm) && vma->vm_flags & VM_SHARED) {
+ ret = -EINVAL;
+ break;
+ }
if (vma->vm_flags & VM_PFNMAP) {
/* IO region dirty page logging not allowed */
static inline unsigned long arch_local_save_flags(void)
{
- return RDCTL(CTL_STATUS);
+ return RDCTL(CTL_FSTATUS);
}
/*
*/
static inline void arch_local_irq_restore(unsigned long flags)
{
- WRCTL(CTL_STATUS, flags);
+ WRCTL(CTL_FSTATUS, flags);
}
static inline void arch_local_irq_disable(void)
#endif
/* control register numbers */
-#define CTL_STATUS 0
+#define CTL_FSTATUS 0
#define CTL_ESTATUS 1
#define CTL_BSTATUS 2
#define CTL_IENABLE 3
/*
* This is the sequence required to execute idle instructions, as
* specified in ISA v2.07 (and earlier). MSR[IR] and MSR[DR] must be 0.
- *
- * The 0(r1) slot is used to save r2 in isa206, so use that here.
+ * We have to store a GPR somewhere, ptesync, then reload it, and create
+ * a false dependency on the result of the load. It doesn't matter which
+ * GPR we store, or where we store it. We have already stored r2 to the
+ * stack at -8(r1) in isa206_idle_insn_mayloss, so use that.
*/
#define IDLE_STATE_ENTER_SEQ_NORET(IDLE_INST) \
/* Magic NAP/SLEEP/WINKLE mode enter sequence */ \
- std r2,0(r1); \
+ std r2,-8(r1); \
ptesync; \
- ld r2,0(r1); \
+ ld r2,-8(r1); \
236: cmpd cr0,r2,r2; \
bne 236b; \
IDLE_INST; \
void arch_cpu_idle_dead(void)
{
- sched_preempt_enable_no_resched();
-
/*
* Disable on the down path. This will be re-enabled by
* start_secondary() via start_secondary_resume() below
/**
* guest_translate_address - translate guest logical into guest absolute address
+ * @vcpu: virtual cpu
+ * @gva: Guest virtual address
+ * @ar: Access register
+ * @gpa: Guest physical address
+ * @mode: Translation access mode
*
* Parameter semantics are the same as the ones from guest_translate.
* The memory contents at the guest address are not changed.
/**
* check_gva_range - test a range of guest virtual addresses for accessibility
+ * @vcpu: virtual cpu
+ * @gva: Guest virtual address
+ * @ar: Access register
+ * @length: Length of test range
+ * @mode: Translation access mode
*/
int check_gva_range(struct kvm_vcpu *vcpu, unsigned long gva, u8 ar,
unsigned long length, enum gacc_mode mode)
/**
* kvm_s390_check_low_addr_prot_real - check for low-address protection
+ * @vcpu: virtual cpu
* @gra: Guest real address
*
* Checks whether an address is subject to low-address protection and set
* @pgt: pointer to the beginning of the page table for the given address if
* successful (return value 0), or to the first invalid DAT entry in
* case of exceptions (return value > 0)
+ * @dat_protection: referenced memory is write protected
* @fake: pgt references contiguous guest memory block, not a pgtable
*/
static int kvm_s390_shadow_tables(struct gmap *sg, unsigned long saddr,
/**
* handle_external_interrupt - used for external interruption interceptions
+ * @vcpu: virtual cpu
*
* This interception only occurs if the CPUSTAT_EXT_INT bit was set, or if
* the new PSW does not have external interrupts disabled. In the first case,
}
/**
- * Handle MOVE PAGE partial execution interception.
+ * handle_mvpg_pei - Handle MOVE PAGE partial execution interception.
+ * @vcpu: virtual cpu
*
* This interception can only happen for guests with DAT disabled and
* addresses that are currently not mapped in the host. Thus we try to
struct kvm_pio_request pio;
void *pio_data;
- void *guest_ins_data;
+ void *sev_pio_data;
+ unsigned sev_pio_count;
u8 event_exit_inst_len;
#ifdef CONFIG_X86_LOCAL_APIC
static u64 acpi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE;
+static bool acpi_support_online_capable;
#endif
#ifdef CONFIG_X86_IO_APIC
pr_debug("Local APIC address 0x%08x\n", madt->address);
}
+ if (madt->header.revision >= 5)
+ acpi_support_online_capable = true;
default_acpi_madt_oem_check(madt->header.oem_id,
madt->header.oem_table_id);
if (processor->id == 0xff)
return 0;
+ /* don't register processors that can not be onlined */
+ if (acpi_support_online_capable &&
+ !(processor->lapic_flags & ACPI_MADT_ENABLED) &&
+ !(processor->lapic_flags & ACPI_MADT_ONLINE_CAPABLE))
+ return 0;
+
/*
* We need to register disabled CPU as well to permit
* counting disabled CPUs. This allows us to size
*/
flags->bm_control = 0;
}
+ if (c->x86_vendor == X86_VENDOR_AMD && c->x86 >= 0x17) {
+ /*
+ * For all AMD Zen or newer CPUs that support C3, caches
+ * should not be flushed by software while entering C3
+ * type state. Set bm->check to 1 so that kernel doesn't
+ * need to execute cache flush operation.
+ */
+ flags->bm_check = 1;
+ /*
+ * In current AMD C state implementation ARB_DIS is no longer
+ * used. So set bm_control to zero to indicate ARB_DIS is not
+ * required while entering C3 type state.
+ */
+ flags->bm_control = 0;
+ }
}
EXPORT_SYMBOL(acpi_processor_power_init_bm_check);
void kvm_lapic_reset(struct kvm_vcpu *vcpu, bool init_event)
{
struct kvm_lapic *apic = vcpu->arch.apic;
+ u64 msr_val;
int i;
if (!init_event) {
- vcpu->arch.apic_base = APIC_DEFAULT_PHYS_BASE |
- MSR_IA32_APICBASE_ENABLE;
+ msr_val = APIC_DEFAULT_PHYS_BASE | MSR_IA32_APICBASE_ENABLE;
if (kvm_vcpu_is_reset_bsp(vcpu))
- vcpu->arch.apic_base |= MSR_IA32_APICBASE_BSP;
+ msr_val |= MSR_IA32_APICBASE_BSP;
+ kvm_lapic_set_base(vcpu, msr_val);
}
if (!apic)
/* Stop the timer in case it's a reset to an active apic */
hrtimer_cancel(&apic->lapic_timer.timer);
- if (!init_event) {
- apic->base_address = APIC_DEFAULT_PHYS_BASE;
-
+ /* The xAPIC ID is set at RESET even if the APIC was already enabled. */
+ if (!init_event)
kvm_apic_set_xapic_id(apic, vcpu->vcpu_id);
- }
kvm_apic_set_version(apic->vcpu);
for (i = 0; i < KVM_APIC_LVT_NUM; i++)
lapic_timer_advance_dynamic = false;
}
+ /*
+ * Stuff the APIC ENABLE bit in lieu of temporarily incrementing
+ * apic_hw_disabled; the full RESET value is set by kvm_lapic_reset().
+ */
+ vcpu->arch.apic_base = MSR_IA32_APICBASE_ENABLE;
static_branch_inc(&apic_sw_disabled.key); /* sw disabled at reset */
kvm_iodevice_init(&apic->dev, &apic_mmio_ops);
void kvm_lapic_exit(void)
{
static_key_deferred_flush(&apic_hw_disabled);
+ WARN_ON(static_branch_unlikely(&apic_hw_disabled.key));
static_key_deferred_flush(&apic_sw_disabled);
+ WARN_ON(static_branch_unlikely(&apic_sw_disabled.key));
}
unsigned bit;
bool wp;
- if (!is_cr4_pke(mmu)) {
- mmu->pkru_mask = 0;
+ mmu->pkru_mask = 0;
+
+ if (!is_cr4_pke(mmu))
return;
- }
wp = is_cr0_wp(mmu);
vmsa.handle = to_kvm_svm(kvm)->sev_info.handle;
vmsa.address = __sme_pa(svm->vmsa);
vmsa.len = PAGE_SIZE;
- return sev_issue_cmd(kvm, SEV_CMD_LAUNCH_UPDATE_VMSA, &vmsa, error);
+ ret = sev_issue_cmd(kvm, SEV_CMD_LAUNCH_UPDATE_VMSA, &vmsa, error);
+ if (ret)
+ return ret;
+
+ vcpu->arch.guest_state_protected = true;
+ return 0;
}
static int sev_launch_update_vmsa(struct kvm *kvm, struct kvm_sev_cmd *argp)
goto e_free_trans;
}
+ /*
+ * Flush (on non-coherent CPUs) before RECEIVE_UPDATE_DATA, the PSP
+ * encrypts the written data with the guest's key, and the cache may
+ * contain dirty, unencrypted data.
+ */
+ sev_clflush_pages(guest_page, n);
+
/* The RECEIVE_UPDATE_DATA command requires C-bit to be always set. */
data.guest_address = (page_to_pfn(guest_page[0]) << PAGE_SHIFT) + offset;
data.guest_address |= sev_me_mask;
return -EINVAL;
return kvm_sev_es_string_io(&svm->vcpu, size, port,
- svm->ghcb_sa, svm->ghcb_sa_len, in);
+ svm->ghcb_sa, svm->ghcb_sa_len / size, in);
}
void sev_es_init_vmcb(struct vcpu_svm *svm)
/* SEV-ES scratch area support */
void *ghcb_sa;
- u64 ghcb_sa_len;
+ u32 ghcb_sa_len;
bool ghcb_sa_sync;
bool ghcb_sa_free;
static int handle_bus_lock_vmexit(struct kvm_vcpu *vcpu)
{
- vcpu->run->exit_reason = KVM_EXIT_X86_BUS_LOCK;
- vcpu->run->flags |= KVM_RUN_X86_BUS_LOCK;
- return 0;
+ /*
+ * Hardware may or may not set the BUS_LOCK_DETECTED flag on BUS_LOCK
+ * VM-Exits. Unconditionally set the flag here and leave the handling to
+ * vmx_handle_exit().
+ */
+ to_vmx(vcpu)->exit_reason.bus_lock_detected = true;
+ return 1;
}
/*
int ret = __vmx_handle_exit(vcpu, exit_fastpath);
/*
- * Even when current exit reason is handled by KVM internally, we
- * still need to exit to user space when bus lock detected to inform
- * that there is a bus lock in guest.
+ * Exit to user space when bus lock detected to inform that there is
+ * a bus lock in guest.
*/
if (to_vmx(vcpu)->exit_reason.bus_lock_detected) {
if (ret > 0)
/*
* If we are running L2 and L1 has a new pending interrupt
- * which can be injected, we should re-evaluate
- * what should be done with this new L1 interrupt.
- * If L1 intercepts external-interrupts, we should
- * exit from L2 to L1. Otherwise, interrupt should be
- * delivered directly to L2.
+ * which can be injected, this may cause a vmexit or it may
+ * be injected into L2. Either way, this interrupt will be
+ * processed via KVM_REQ_EVENT, not RVI, because we do not use
+ * virtual interrupt delivery to inject L1 interrupts into L2.
*/
- if (is_guest_mode(vcpu) && max_irr_updated) {
- if (nested_exit_on_intr(vcpu))
- kvm_vcpu_exiting_guest_mode(vcpu);
- else
- kvm_make_request(KVM_REQ_EVENT, vcpu);
- }
+ if (is_guest_mode(vcpu) && max_irr_updated)
+ kvm_make_request(KVM_REQ_EVENT, vcpu);
} else {
max_irr = kvm_lapic_find_highest_irr(vcpu);
}
}
static int emulator_pio_in_out(struct kvm_vcpu *vcpu, int size,
- unsigned short port, void *val,
+ unsigned short port,
unsigned int count, bool in)
{
vcpu->arch.pio.port = port;
vcpu->arch.pio.count = count;
vcpu->arch.pio.size = size;
- if (!kernel_pio(vcpu, vcpu->arch.pio_data)) {
- vcpu->arch.pio.count = 0;
+ if (!kernel_pio(vcpu, vcpu->arch.pio_data))
return 1;
- }
vcpu->run->exit_reason = KVM_EXIT_IO;
vcpu->run->io.direction = in ? KVM_EXIT_IO_IN : KVM_EXIT_IO_OUT;
return 0;
}
-static int emulator_pio_in(struct kvm_vcpu *vcpu, int size,
- unsigned short port, void *val, unsigned int count)
+static int __emulator_pio_in(struct kvm_vcpu *vcpu, int size,
+ unsigned short port, unsigned int count)
{
- int ret;
+ WARN_ON(vcpu->arch.pio.count);
+ memset(vcpu->arch.pio_data, 0, size * count);
+ return emulator_pio_in_out(vcpu, size, port, count, true);
+}
- if (vcpu->arch.pio.count)
- goto data_avail;
+static void complete_emulator_pio_in(struct kvm_vcpu *vcpu, void *val)
+{
+ int size = vcpu->arch.pio.size;
+ unsigned count = vcpu->arch.pio.count;
+ memcpy(val, vcpu->arch.pio_data, size * count);
+ trace_kvm_pio(KVM_PIO_IN, vcpu->arch.pio.port, size, count, vcpu->arch.pio_data);
+ vcpu->arch.pio.count = 0;
+}
- memset(vcpu->arch.pio_data, 0, size * count);
+static int emulator_pio_in(struct kvm_vcpu *vcpu, int size,
+ unsigned short port, void *val, unsigned int count)
+{
+ if (vcpu->arch.pio.count) {
+ /* Complete previous iteration. */
+ } else {
+ int r = __emulator_pio_in(vcpu, size, port, count);
+ if (!r)
+ return r;
- ret = emulator_pio_in_out(vcpu, size, port, val, count, true);
- if (ret) {
-data_avail:
- memcpy(val, vcpu->arch.pio_data, size * count);
- trace_kvm_pio(KVM_PIO_IN, port, size, count, vcpu->arch.pio_data);
- vcpu->arch.pio.count = 0;
- return 1;
+ /* Results already available, fall through. */
}
- return 0;
+ WARN_ON(count != vcpu->arch.pio.count);
+ complete_emulator_pio_in(vcpu, val);
+ return 1;
}
static int emulator_pio_in_emulated(struct x86_emulate_ctxt *ctxt,
unsigned short port, const void *val,
unsigned int count)
{
+ int ret;
+
memcpy(vcpu->arch.pio_data, val, size * count);
trace_kvm_pio(KVM_PIO_OUT, port, size, count, vcpu->arch.pio_data);
- return emulator_pio_in_out(vcpu, size, port, (void *)val, count, false);
+ ret = emulator_pio_in_out(vcpu, size, port, count, false);
+ if (ret)
+ vcpu->arch.pio.count = 0;
+
+ return ret;
}
static int emulator_pio_out_emulated(struct x86_emulate_ctxt *ctxt,
if (likely(exit_fastpath != EXIT_FASTPATH_REENTER_GUEST))
break;
- if (unlikely(kvm_vcpu_exit_request(vcpu))) {
+ if (vcpu->arch.apicv_active)
+ static_call(kvm_x86_sync_pir_to_irr)(vcpu);
+
+ if (unlikely(kvm_vcpu_exit_request(vcpu))) {
exit_fastpath = EXIT_FASTPATH_EXIT_HANDLED;
break;
}
-
- if (vcpu->arch.apicv_active)
- static_call(kvm_x86_sync_pir_to_irr)(vcpu);
- }
+ }
/*
* Do this here before restoring debug registers on the host. And
int level = i + 1;
int lpages = __kvm_mmu_slot_lpages(slot, npages, level);
- WARN_ON(slot->arch.rmap[i]);
+ if (slot->arch.rmap[i])
+ continue;
slot->arch.rmap[i] = kvcalloc(lpages, sz, GFP_KERNEL_ACCOUNT);
if (!slot->arch.rmap[i]) {
}
EXPORT_SYMBOL_GPL(kvm_sev_es_mmio_read);
-static int complete_sev_es_emulated_ins(struct kvm_vcpu *vcpu)
+static int kvm_sev_es_outs(struct kvm_vcpu *vcpu, unsigned int size,
+ unsigned int port);
+
+static int complete_sev_es_emulated_outs(struct kvm_vcpu *vcpu)
{
- memcpy(vcpu->arch.guest_ins_data, vcpu->arch.pio_data,
- vcpu->arch.pio.count * vcpu->arch.pio.size);
- vcpu->arch.pio.count = 0;
+ int size = vcpu->arch.pio.size;
+ int port = vcpu->arch.pio.port;
+ vcpu->arch.pio.count = 0;
+ if (vcpu->arch.sev_pio_count)
+ return kvm_sev_es_outs(vcpu, size, port);
return 1;
}
static int kvm_sev_es_outs(struct kvm_vcpu *vcpu, unsigned int size,
- unsigned int port, void *data, unsigned int count)
+ unsigned int port)
{
- int ret;
-
- ret = emulator_pio_out_emulated(vcpu->arch.emulate_ctxt, size, port,
- data, count);
- if (ret)
- return ret;
+ for (;;) {
+ unsigned int count =
+ min_t(unsigned int, PAGE_SIZE / size, vcpu->arch.sev_pio_count);
+ int ret = emulator_pio_out(vcpu, size, port, vcpu->arch.sev_pio_data, count);
+
+ /* memcpy done already by emulator_pio_out. */
+ vcpu->arch.sev_pio_count -= count;
+ vcpu->arch.sev_pio_data += count * vcpu->arch.pio.size;
+ if (!ret)
+ break;
- vcpu->arch.pio.count = 0;
+ /* Emulation done by the kernel. */
+ if (!vcpu->arch.sev_pio_count)
+ return 1;
+ }
+ vcpu->arch.complete_userspace_io = complete_sev_es_emulated_outs;
return 0;
}
static int kvm_sev_es_ins(struct kvm_vcpu *vcpu, unsigned int size,
- unsigned int port, void *data, unsigned int count)
+ unsigned int port);
+
+static void advance_sev_es_emulated_ins(struct kvm_vcpu *vcpu)
{
- int ret;
+ unsigned count = vcpu->arch.pio.count;
+ complete_emulator_pio_in(vcpu, vcpu->arch.sev_pio_data);
+ vcpu->arch.sev_pio_count -= count;
+ vcpu->arch.sev_pio_data += count * vcpu->arch.pio.size;
+}
- ret = emulator_pio_in_emulated(vcpu->arch.emulate_ctxt, size, port,
- data, count);
- if (ret) {
- vcpu->arch.pio.count = 0;
- } else {
- vcpu->arch.guest_ins_data = data;
- vcpu->arch.complete_userspace_io = complete_sev_es_emulated_ins;
+static int complete_sev_es_emulated_ins(struct kvm_vcpu *vcpu)
+{
+ int size = vcpu->arch.pio.size;
+ int port = vcpu->arch.pio.port;
+
+ advance_sev_es_emulated_ins(vcpu);
+ if (vcpu->arch.sev_pio_count)
+ return kvm_sev_es_ins(vcpu, size, port);
+ return 1;
+}
+
+static int kvm_sev_es_ins(struct kvm_vcpu *vcpu, unsigned int size,
+ unsigned int port)
+{
+ for (;;) {
+ unsigned int count =
+ min_t(unsigned int, PAGE_SIZE / size, vcpu->arch.sev_pio_count);
+ if (!__emulator_pio_in(vcpu, size, port, count))
+ break;
+
+ /* Emulation done by the kernel. */
+ advance_sev_es_emulated_ins(vcpu);
+ if (!vcpu->arch.sev_pio_count)
+ return 1;
}
+ vcpu->arch.complete_userspace_io = complete_sev_es_emulated_ins;
return 0;
}
unsigned int port, void *data, unsigned int count,
int in)
{
- return in ? kvm_sev_es_ins(vcpu, size, port, data, count)
- : kvm_sev_es_outs(vcpu, size, port, data, count);
+ vcpu->arch.sev_pio_data = data;
+ vcpu->arch.sev_pio_count = count;
+ return in ? kvm_sev_es_ins(vcpu, size, port)
+ : kvm_sev_es_outs(vcpu, size, port);
}
EXPORT_SYMBOL_GPL(kvm_sev_es_string_io);
{
int rwd = blk_cgroup_io_type(bio), cpu;
struct blkg_iostat_set *bis;
+ unsigned long flags;
cpu = get_cpu();
bis = per_cpu_ptr(bio->bi_blkg->iostat_cpu, cpu);
- u64_stats_update_begin(&bis->sync);
+ flags = u64_stats_update_begin_irqsave(&bis->sync);
/*
* If the bio is flagged with BIO_CGROUP_ACCT it means this is a split
}
bis->cur.ios[rwd]++;
- u64_stats_update_end(&bis->sync);
+ u64_stats_update_end_irqrestore(&bis->sync, flags);
if (cgroup_subsys_on_dfl(io_cgrp_subsys))
cgroup_rstat_updated(bio->bi_blkg->blkcg->css.cgroup, cpu);
put_cpu();
device_del(pdev);
out_put:
put_device(pdev);
+ return ERR_PTR(err);
out_put_disk:
put_disk(disk);
return ERR_PTR(err);
if ACPI_DEBUGGER
config ACPI_DEBUGGER_USER
- tristate "Userspace debugger accessiblity"
+ tristate "Userspace debugger accessibility"
depends on DEBUG_FS
help
Export /sys/kernel/debug/acpi/acpidbg for userspace utilities
static int ac_sleep_before_get_state_ms;
static int ac_check_pmic = 1;
+static int ac_only;
static struct acpi_driver acpi_ac_driver = {
.name = "ac",
if (!ac)
return -EINVAL;
+ if (ac_only) {
+ ac->state = 1;
+ return 0;
+ }
+
status = acpi_evaluate_integer(ac->device->handle, "_PSR", NULL,
&ac->state);
if (ACPI_FAILURE(status)) {
return 0;
}
+static int __init ac_only_quirk(const struct dmi_system_id *d)
+{
+ ac_only = 1;
+ return 0;
+}
+
/* Please keep this list alphabetically sorted */
static const struct dmi_system_id ac_dmi_table[] __initconst = {
{
DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"),
},
},
+ {
+ /* Kodlix GK45 returning incorrect state */
+ .callback = ac_only_quirk,
+ .matches = {
+ DMI_MATCH(DMI_PRODUCT_NAME, "GK45"),
+ },
+ },
{
/* Lenovo Ideapad Miix 320, AXP288 PMIC, separate fuel-gauge */
.callback = ac_do_not_check_pmic_quirk,
static int lpss_reg_read(struct device *dev, unsigned int reg, u32 *val)
{
- struct acpi_device *adev;
+ struct acpi_device *adev = ACPI_COMPANION(dev);
struct lpss_private_data *pdata;
unsigned long flags;
int ret;
- ret = acpi_bus_get_device(ACPI_HANDLE(dev), &adev);
- if (WARN_ON(ret))
- return ret;
+ if (WARN_ON(!adev))
+ return -ENODEV;
spin_lock_irqsave(&dev->power.lock, flags);
if (pm_runtime_suspended(dev)) {
goto out;
}
*val = __lpss_reg_read(pdata, reg);
+ ret = 0;
out:
spin_unlock_irqrestore(&dev->power.lock, flags);
if (ret)
return ret;
- return snprintf(buf, PAGE_SIZE, "%08x\n", ltr_value);
+ return sysfs_emit(buf, "%08x\n", ltr_value);
}
static ssize_t lpss_ltr_mode_show(struct device *dev,
if (!id || !id->driver_data)
return 0;
- if (acpi_bus_get_device(ACPI_HANDLE(&pdev->dev), &adev))
+ adev = ACPI_COMPANION(&pdev->dev);
+ if (!adev)
return 0;
pdata = acpi_driver_data(adev);
{"BRI0A49"}, /* Boca Complete Ofc Communicator 14.4 Data-FAX */
{"BRI1400"}, /* Boca Research 33,600 ACF Modem */
{"BRI3400"}, /* Boca 33.6 Kbps Internal FD34FSVD */
- {"BRI0A49"}, /* Boca 33.6 Kbps Internal FD34FSVD */
- {"BDP3336"}, /* Best Data Products Inc. Smart One 336F PnP Modem */
{"CPI4050"}, /* Computer Peripherals Inc. EuroViVa CommCenter-33.6 SP PnP */
{"CTL3001"}, /* Creative Labs Phone Blaster 28.8 DSVD PnP Voice */
{"CTL3011"}, /* Creative Labs Modem Blaster 28.8 DSVD PnP Voice */
acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a);
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b);
+ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a_s0);
+ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b_s0);
/*****************************************************************************
*
acpi_status acpi_hw_extended_wake_prep(u8 sleep_state)
{
- acpi_status status;
u8 sleep_type_value;
ACPI_FUNCTION_TRACE(hw_extended_wake_prep);
- status = acpi_get_sleep_type_data(ACPI_STATE_S0,
- &acpi_gbl_sleep_type_a,
- &acpi_gbl_sleep_type_b);
- if (ACPI_SUCCESS(status)) {
+ if (acpi_gbl_sleep_type_a_s0 != ACPI_SLEEP_TYPE_INVALID) {
sleep_type_value =
- ((acpi_gbl_sleep_type_a << ACPI_X_SLEEP_TYPE_POSITION) &
+ ((acpi_gbl_sleep_type_a_s0 << ACPI_X_SLEEP_TYPE_POSITION) &
ACPI_X_SLEEP_TYPE_MASK);
(void)acpi_write((u64)(sleep_type_value | ACPI_X_SLEEP_ENABLE),
acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state)
{
- acpi_status status;
+ acpi_status status = AE_OK;
struct acpi_bit_register_info *sleep_type_reg_info;
struct acpi_bit_register_info *sleep_enable_reg_info;
u32 pm1a_control;
* This is unclear from the ACPI Spec, but it is required
* by some machines.
*/
- status = acpi_get_sleep_type_data(ACPI_STATE_S0,
- &acpi_gbl_sleep_type_a,
- &acpi_gbl_sleep_type_b);
- if (ACPI_SUCCESS(status)) {
+ if (acpi_gbl_sleep_type_a_s0 != ACPI_SLEEP_TYPE_INVALID) {
sleep_type_reg_info =
acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE);
sleep_enable_reg_info =
/* Insert the SLP_TYP bits */
- pm1a_control |= (acpi_gbl_sleep_type_a <<
+ pm1a_control |= (acpi_gbl_sleep_type_a_s0 <<
sleep_type_reg_info->bit_position);
- pm1b_control |= (acpi_gbl_sleep_type_b <<
+ pm1b_control |= (acpi_gbl_sleep_type_b_s0 <<
sleep_type_reg_info->bit_position);
/* Write the control registers and ignore any errors */
return_ACPI_STATUS(status);
}
+ status = acpi_get_sleep_type_data(ACPI_STATE_S0,
+ &acpi_gbl_sleep_type_a_s0,
+ &acpi_gbl_sleep_type_b_s0);
+ if (ACPI_FAILURE(status)) {
+ acpi_gbl_sleep_type_a_s0 = ACPI_SLEEP_TYPE_INVALID;
+ }
+
/* Execute the _PTS method (Prepare To Sleep) */
arg_list.count = 1;
{"Windows 2018", NULL, 0, ACPI_OSI_WIN_10_RS4}, /* Windows 10 version 1803 - Added 11/2018 */
{"Windows 2018.2", NULL, 0, ACPI_OSI_WIN_10_RS5}, /* Windows 10 version 1809 - Added 11/2018 */
{"Windows 2019", NULL, 0, ACPI_OSI_WIN_10_19H1}, /* Windows 10 version 1903 - Added 08/2019 */
+ {"Windows 2020", NULL, 0, ACPI_OSI_WIN_10_20H1}, /* Windows 10 version 2004 - Added 08/2021 */
/* Feature Group Strings */
return 1;
/* fallback to using design values for broken batteries */
- if (battery->design_capacity == battery->capacity_now)
+ if (battery->design_capacity <= battery->capacity_now)
return 1;
/* we don't do any sort of metric based on percentages */
struct acpi_device *adev = NULL;
acpi_bus_get_device(dock_station->handle, &adev);
- return snprintf(buf, PAGE_SIZE, "%u\n", acpi_device_enumerated(adev));
+ return sysfs_emit(buf, "%u\n", acpi_device_enumerated(adev));
}
static DEVICE_ATTR_RO(docked);
{
struct dock_station *dock_station = dev->platform_data;
- return snprintf(buf, PAGE_SIZE, "%d\n", dock_station->flags);
+ return sysfs_emit(buf, "%d\n", dock_station->flags);
}
static DEVICE_ATTR_RO(flags);
if (ACPI_FAILURE(status))
return 0;
- return snprintf(buf, PAGE_SIZE, "%llx\n", lbuf);
+ return sysfs_emit(buf, "%llx\n", lbuf);
}
static DEVICE_ATTR_RO(uid);
else
type = "unknown";
- return snprintf(buf, PAGE_SIZE, "%s\n", type);
+ return sysfs_emit(buf, "%s\n", type);
}
static DEVICE_ATTR_RO(type);
#include <linux/rwsem.h>
#include <linux/acpi.h>
#include <linux/dma-mapping.h>
+#include <linux/pci.h>
+#include <linux/pci-acpi.h>
#include <linux/platform_device.h>
#include "internal.h"
return NULL;
list_for_each_entry(adev, &parent->children, node) {
- unsigned long long addr;
- acpi_status status;
+ acpi_bus_address addr = acpi_device_adr(adev);
int score;
- status = acpi_evaluate_integer(adev->handle, METHOD_NAME__ADR,
- NULL, &addr);
- if (ACPI_FAILURE(status) || addr != address)
+ if (!adev->pnp.type.bus_address || addr != address)
continue;
if (!ret) {
void acpi_device_notify(struct device *dev)
{
- struct acpi_bus_type *type = acpi_get_bus_type(dev);
struct acpi_device *adev;
int ret;
ret = acpi_bind_one(dev, NULL);
if (ret) {
+ struct acpi_bus_type *type = acpi_get_bus_type(dev);
+
if (!type)
goto err;
ret = acpi_bind_one(dev, adev);
if (ret)
goto err;
- }
- adev = ACPI_COMPANION(dev);
- if (dev_is_platform(dev))
- acpi_configure_pmsi_domain(dev);
+ if (type->setup) {
+ type->setup(dev);
+ goto done;
+ }
+ } else {
+ adev = ACPI_COMPANION(dev);
+
+ if (dev_is_pci(dev)) {
+ pci_acpi_setup(dev, adev);
+ goto done;
+ } else if (dev_is_platform(dev)) {
+ acpi_configure_pmsi_domain(dev);
+ }
+ }
- if (type && type->setup)
- type->setup(dev);
- else if (adev->handler && adev->handler->bind)
+ if (adev->handler && adev->handler->bind)
adev->handler->bind(dev);
+done:
acpi_handle_debug(ACPI_HANDLE(dev), "Bound to device %s\n",
dev_name(dev));
void acpi_device_notify_remove(struct device *dev)
{
struct acpi_device *adev = ACPI_COMPANION(dev);
- struct acpi_bus_type *type;
if (!adev)
return;
- type = acpi_get_bus_type(dev);
- if (type && type->cleanup)
- type->cleanup(dev);
+ if (dev_is_pci(dev))
+ pci_acpi_cleanup(dev, adev);
else if (adev->handler && adev->handler->unbind)
adev->handler->unbind(dev);
acpi_unbind_one(dev);
}
+
+int acpi_dev_turn_off_if_unused(struct device *dev, void *not_used)
+{
+ struct acpi_device *adev = to_acpi_device(dev);
+
+ /*
+ * Skip device objects with device IDs, because they may be in use even
+ * if they are not companions of any physical device objects.
+ */
+ if (adev->pnp.type.hardware_id)
+ return 0;
+
+ mutex_lock(&adev->physical_node_lock);
+
+ /*
+ * Device objects without device IDs are not in use if they have no
+ * corresponding physical device objects.
+ */
+ if (list_empty(&adev->physical_node_list))
+ acpi_device_set_power(adev, ACPI_STATE_D3_COLD);
+
+ mutex_unlock(&adev->physical_node_lock);
+
+ return 0;
+}
bool acpi_device_is_first_physical_node(struct acpi_device *adev,
const struct device *dev);
int acpi_bus_register_early_device(int type);
+int acpi_dev_turn_off_if_unused(struct device *dev, void *not_used);
/* --------------------------------------------------------------------------
Device Matching and Notification
state->enter = acpi_idle_enter;
state->flags = 0;
- if (cx->type == ACPI_STATE_C1 || cx->type == ACPI_STATE_C2) {
+ if (cx->type == ACPI_STATE_C1 || cx->type == ACPI_STATE_C2 ||
+ cx->type == ACPI_STATE_C3) {
state->enter_dead = acpi_idle_play_dead;
drv->safe_state_index = count;
}
#include <linux/ioport.h>
#include <linux/slab.h>
#include <linux/irq.h>
+#include <linux/dmi.h>
#ifdef CONFIG_X86
#define valid_IRQ(i) (((i) != 0) && ((i) != 2))
}
EXPORT_SYMBOL_GPL(acpi_dev_get_irq_type);
+static const struct dmi_system_id medion_laptop[] = {
+ {
+ .ident = "MEDION P15651",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
+ DMI_MATCH(DMI_BOARD_NAME, "M15T"),
+ },
+ },
+ {
+ .ident = "MEDION S17405",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
+ DMI_MATCH(DMI_BOARD_NAME, "M17T"),
+ },
+ },
+ { }
+};
+
+struct irq_override_cmp {
+ const struct dmi_system_id *system;
+ unsigned char irq;
+ unsigned char triggering;
+ unsigned char polarity;
+ unsigned char shareable;
+};
+
+static const struct irq_override_cmp skip_override_table[] = {
+ { medion_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0 },
+};
+
+static bool acpi_dev_irq_override(u32 gsi, u8 triggering, u8 polarity,
+ u8 shareable)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(skip_override_table); i++) {
+ const struct irq_override_cmp *entry = &skip_override_table[i];
+
+ if (dmi_check_system(entry->system) &&
+ entry->irq == gsi &&
+ entry->triggering == triggering &&
+ entry->polarity == polarity &&
+ entry->shareable == shareable)
+ return false;
+ }
+
+ return true;
+}
+
static void acpi_dev_get_irqresource(struct resource *res, u32 gsi,
u8 triggering, u8 polarity, u8 shareable,
- bool legacy)
+ bool check_override)
{
int irq, p, t;
* using extended IRQ descriptors we take the IRQ configuration
* from _CRS directly.
*/
- if (legacy && !acpi_get_override_irq(gsi, &t, &p)) {
+ if (check_override &&
+ acpi_dev_irq_override(gsi, triggering, polarity, shareable) &&
+ !acpi_get_override_irq(gsi, &t, &p)) {
u8 trig = t ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE;
u8 pol = p ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH;
}
}
+ /*
+ * Make sure that power management resources are not blocked by ACPI
+ * device objects with no users.
+ */
+ bus_for_each_dev(&acpi_bus_type, NULL, NULL, acpi_dev_turn_off_if_unused);
+
acpi_turn_off_unused_power_resources();
acpi_scan_initialized = true;
#include <linux/earlycpio.h>
#include <linux/initrd.h>
#include <linux/security.h>
+#include <linux/kmemleak.h>
#include "internal.h"
#ifdef CONFIG_ACPI_CUSTOM_DSDT
*/
arch_reserve_mem_area(acpi_tables_addr, all_tables_size);
+ kmemleak_ignore_phys(acpi_tables_addr);
+
/*
* early_ioremap only can remap 256k one time. If we map all
* tables one time, we will hit the limit. Need to map chunks
break;
default:
- dev_err(host->dev, "BUG: invalid board index %u\n", board_idx);
- return 1;
+ dev_alert(host->dev, "BUG: invalid board index %u\n", board_idx);
+ return -EINVAL;
}
hpriv->hp_flags = hp_flags;
static int pt_gpio_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct acpi_device *acpi_dev;
- acpi_handle handle = ACPI_HANDLE(dev);
struct pt_gpio_chip *pt_gpio;
int ret = 0;
- if (acpi_bus_get_device(handle, &acpi_dev)) {
+ if (!ACPI_COMPANION(dev)) {
dev_err(dev, "PT GPIO device node not found\n");
return -ENODEV;
}
return flags;
}
-static enum drm_connector_status ast_connector_detect(struct drm_connector
- *connector, bool force)
-{
- int r;
-
- r = ast_get_modes(connector);
- if (r <= 0)
- return connector_status_disconnected;
-
- return connector_status_connected;
-}
-
static void ast_connector_destroy(struct drm_connector *connector)
{
struct ast_connector *ast_connector = to_ast_connector(connector);
static const struct drm_connector_funcs ast_connector_funcs = {
.reset = drm_atomic_helper_connector_reset,
- .detect = ast_connector_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = ast_connector_destroy,
.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
connector->interlace_allowed = 0;
connector->doublescan_allowed = 0;
- connector->polled = DRM_CONNECTOR_POLL_CONNECT |
- DRM_CONNECTOR_POLL_DISCONNECT;
+ connector->polled = DRM_CONNECTOR_POLL_CONNECT;
drm_connector_attach_encoder(connector, encoder);
drm_mode_config_reset(dev);
- drm_kms_helper_poll_init(dev);
-
return 0;
}
.disable_vblank = kmb_crtc_disable_vblank,
};
-static void kmb_crtc_set_mode(struct drm_crtc *crtc)
+static void kmb_crtc_set_mode(struct drm_crtc *crtc,
+ struct drm_atomic_state *old_state)
{
struct drm_device *dev = crtc->dev;
struct drm_display_mode *m = &crtc->state->adjusted_mode;
unsigned int val = 0;
/* Initialize mipi */
- kmb_dsi_mode_set(kmb->kmb_dsi, m, kmb->sys_clk_mhz);
+ kmb_dsi_mode_set(kmb->kmb_dsi, m, kmb->sys_clk_mhz, old_state);
drm_info(dev,
"vfp= %d vbp= %d vsync_len=%d hfp=%d hbp=%d hsync_len=%d\n",
m->crtc_vsync_start - m->crtc_vdisplay,
struct kmb_drm_private *kmb = crtc_to_kmb_priv(crtc);
clk_prepare_enable(kmb->kmb_clk.clk_lcd);
- kmb_crtc_set_mode(crtc);
+ kmb_crtc_set_mode(crtc, state);
drm_crtc_vblank_on(crtc);
}
spin_unlock_irq(&crtc->dev->event_lock);
}
+static enum drm_mode_status
+ kmb_crtc_mode_valid(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode)
+{
+ int refresh;
+ struct drm_device *dev = crtc->dev;
+ int vfp = mode->vsync_start - mode->vdisplay;
+
+ if (mode->vdisplay < KMB_CRTC_MAX_HEIGHT) {
+ drm_dbg(dev, "height = %d less than %d",
+ mode->vdisplay, KMB_CRTC_MAX_HEIGHT);
+ return MODE_BAD_VVALUE;
+ }
+ if (mode->hdisplay < KMB_CRTC_MAX_WIDTH) {
+ drm_dbg(dev, "width = %d less than %d",
+ mode->hdisplay, KMB_CRTC_MAX_WIDTH);
+ return MODE_BAD_HVALUE;
+ }
+ refresh = drm_mode_vrefresh(mode);
+ if (refresh < KMB_MIN_VREFRESH || refresh > KMB_MAX_VREFRESH) {
+ drm_dbg(dev, "refresh = %d less than %d or greater than %d",
+ refresh, KMB_MIN_VREFRESH, KMB_MAX_VREFRESH);
+ return MODE_BAD;
+ }
+
+ if (vfp < KMB_CRTC_MIN_VFP) {
+ drm_dbg(dev, "vfp = %d less than %d", vfp, KMB_CRTC_MIN_VFP);
+ return MODE_BAD;
+ }
+
+ return MODE_OK;
+}
+
static const struct drm_crtc_helper_funcs kmb_crtc_helper_funcs = {
.atomic_begin = kmb_crtc_atomic_begin,
.atomic_enable = kmb_crtc_atomic_enable,
.atomic_disable = kmb_crtc_atomic_disable,
.atomic_flush = kmb_crtc_atomic_flush,
+ .mode_valid = kmb_crtc_mode_valid,
};
int kmb_setup_crtc(struct drm_device *drm)
if (val & LAYER3_DMA_FIFO_UNDERFLOW)
drm_dbg(&kmb->drm,
"LAYER3:GL1 DMA UNDERFLOW val = 0x%lx", val);
- if (val & LAYER3_DMA_FIFO_UNDERFLOW)
+ if (val & LAYER3_DMA_FIFO_OVERFLOW)
drm_dbg(&kmb->drm,
"LAYER3:GL1 DMA OVERFLOW val = 0x%lx", val);
}
#define DRIVER_MAJOR 1
#define DRIVER_MINOR 1
+/* Platform definitions */
+#define KMB_CRTC_MIN_VFP 4
+#define KMB_CRTC_MAX_WIDTH 1920 /* max width in pixels */
+#define KMB_CRTC_MAX_HEIGHT 1080 /* max height in pixels */
+#define KMB_CRTC_MIN_WIDTH 1920
+#define KMB_CRTC_MIN_HEIGHT 1080
#define KMB_FB_MAX_WIDTH 1920
#define KMB_FB_MAX_HEIGHT 1080
#define KMB_FB_MIN_WIDTH 1
#define KMB_FB_MIN_HEIGHT 1
-
+#define KMB_MIN_VREFRESH 59 /*vertical refresh in Hz */
+#define KMB_MAX_VREFRESH 60 /*vertical refresh in Hz */
#define KMB_LCD_DEFAULT_CLK 200000000
#define KMB_SYS_CLK_MHZ 500
spinlock_t irq_lock;
int irq_lcd;
int sys_clk_mhz;
+ struct disp_cfg init_disp_cfg[KMB_MAX_PLANES];
struct layer_status plane_status[KMB_MAX_PLANES];
int kmb_under_flow;
int kmb_flush_done;
return 0;
}
+#define CLK_DIFF_LOW 50
+#define CLK_DIFF_HI 60
+#define SYSCLK_500 500
+
static void mipi_tx_fg_cfg_regs(struct kmb_dsi *kmb_dsi, u8 frame_gen,
struct mipi_tx_frame_timing_cfg *fg_cfg)
{
/* 500 Mhz system clock minus 50 to account for the difference in
* MIPI clock speed in RTL tests
*/
- sysclk = kmb_dsi->sys_clk_mhz - 50;
+ if (kmb_dsi->sys_clk_mhz == SYSCLK_500) {
+ sysclk = kmb_dsi->sys_clk_mhz - CLK_DIFF_LOW;
+ } else {
+ /* 700 Mhz clk*/
+ sysclk = kmb_dsi->sys_clk_mhz - CLK_DIFF_HI;
+ }
/* PPL-Pixel Packing Layer, LLP-Low Level Protocol
* Frame genartor timing parameters are clocked on the system clock,
return 0;
}
-static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi)
+static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi,
+ struct drm_atomic_state *old_state)
{
struct regmap *msscam;
dev_dbg(kmb_dsi->dev, "failed to get msscam syscon");
return;
}
-
+ drm_atomic_bridge_chain_enable(adv_bridge, old_state);
/* DISABLE MIPI->CIF CONNECTION */
regmap_write(msscam, MSS_MIPI_CIF_CFG, 0);
}
int kmb_dsi_mode_set(struct kmb_dsi *kmb_dsi, struct drm_display_mode *mode,
- int sys_clk_mhz)
+ int sys_clk_mhz, struct drm_atomic_state *old_state)
{
u64 data_rate;
mipi_tx_init_cfg.lane_rate_mbps = data_rate;
}
- kmb_write_mipi(kmb_dsi, DPHY_ENABLE, 0);
- kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL0, 0);
- kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL1, 0);
- kmb_write_mipi(kmb_dsi, DPHY_INIT_CTRL2, 0);
-
/* Initialize mipi controller */
mipi_tx_init_cntrl(kmb_dsi, &mipi_tx_init_cfg);
/* Dphy initialization */
mipi_tx_init_dphy(kmb_dsi, &mipi_tx_init_cfg);
- connect_lcd_to_mipi(kmb_dsi);
+ connect_lcd_to_mipi(kmb_dsi, old_state);
dev_info(kmb_dsi->dev, "mipi hw initialized");
return 0;
struct kmb_dsi *kmb_dsi_init(struct platform_device *pdev);
void kmb_dsi_host_unregister(struct kmb_dsi *kmb_dsi);
int kmb_dsi_mode_set(struct kmb_dsi *kmb_dsi, struct drm_display_mode *mode,
- int sys_clk_mhz);
+ int sys_clk_mhz, struct drm_atomic_state *old_state);
int kmb_dsi_map_mmio(struct kmb_dsi *kmb_dsi);
int kmb_dsi_clk_init(struct kmb_dsi *kmb_dsi);
int kmb_dsi_encoder_init(struct drm_device *dev, struct kmb_dsi *kmb_dsi);
static unsigned int check_pixel_format(struct drm_plane *plane, u32 format)
{
+ struct kmb_drm_private *kmb;
+ struct kmb_plane *kmb_plane = to_kmb_plane(plane);
int i;
+ int plane_id = kmb_plane->id;
+ struct disp_cfg init_disp_cfg;
+ kmb = to_kmb(plane->dev);
+ init_disp_cfg = kmb->init_disp_cfg[plane_id];
+ /* Due to HW limitations, changing pixel format after initial
+ * plane configuration is not supported.
+ */
+ if (init_disp_cfg.format && init_disp_cfg.format != format) {
+ drm_dbg(&kmb->drm, "Cannot change format after initial plane configuration");
+ return -EINVAL;
+ }
for (i = 0; i < plane->format_count; i++) {
if (plane->format_types[i] == format)
return 0;
{
struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
plane);
+ struct kmb_drm_private *kmb;
+ struct kmb_plane *kmb_plane = to_kmb_plane(plane);
+ int plane_id = kmb_plane->id;
+ struct disp_cfg init_disp_cfg;
struct drm_framebuffer *fb;
int ret;
struct drm_crtc_state *crtc_state;
bool can_position;
+ kmb = to_kmb(plane->dev);
+ init_disp_cfg = kmb->init_disp_cfg[plane_id];
fb = new_plane_state->fb;
if (!fb || !new_plane_state->crtc)
return 0;
new_plane_state->crtc_w < KMB_FB_MIN_WIDTH ||
new_plane_state->crtc_h < KMB_FB_MIN_HEIGHT)
return -EINVAL;
+
+ /* Due to HW limitations, changing plane height or width after
+ * initial plane configuration is not supported.
+ */
+ if ((init_disp_cfg.width && init_disp_cfg.height) &&
+ (init_disp_cfg.width != fb->width ||
+ init_disp_cfg.height != fb->height)) {
+ drm_dbg(&kmb->drm, "Cannot change plane height or width after initial configuration");
+ return -EINVAL;
+ }
can_position = (plane->type == DRM_PLANE_TYPE_OVERLAY);
crtc_state =
drm_atomic_get_existing_crtc_state(state,
unsigned char plane_id;
int num_planes;
static dma_addr_t addr[MAX_SUB_PLANES];
+ struct disp_cfg *init_disp_cfg;
if (!plane || !new_plane_state || !old_plane_state)
return;
}
spin_unlock_irq(&kmb->irq_lock);
- src_w = (new_plane_state->src_w >> 16);
+ init_disp_cfg = &kmb->init_disp_cfg[plane_id];
+ src_w = new_plane_state->src_w >> 16;
src_h = new_plane_state->src_h >> 16;
crtc_x = new_plane_state->crtc_x;
crtc_y = new_plane_state->crtc_y;
/* Enable DMA */
kmb_write_lcd(kmb, LCD_LAYERn_DMA_CFG(plane_id), dma_cfg);
+
+ /* Save initial display config */
+ if (!init_disp_cfg->width ||
+ !init_disp_cfg->height ||
+ !init_disp_cfg->format) {
+ init_disp_cfg->width = width;
+ init_disp_cfg->height = height;
+ init_disp_cfg->format = fb->format->format;
+ }
+
drm_dbg(&kmb->drm, "dma_cfg=0x%x LCD_DMA_CFG=0x%x\n", dma_cfg,
kmb_read_lcd(kmb, LCD_LAYERn_DMA_CFG(plane_id)));
u32 ctrl;
};
+struct disp_cfg {
+ unsigned int width;
+ unsigned int height;
+ unsigned int format;
+};
+
struct kmb_plane *kmb_plane_init(struct drm_device *drm);
void kmb_plane_destroy(struct drm_plane *plane);
#endif /* __KMB_PLANE_H__ */
adreno_cmp_rev(ADRENO_REV(6, 3, 5, ANY_ID), info->rev)))
adreno_gpu->base.hw_apriv = true;
+ /*
+ * For now only clamp to idle freq for devices where this is known not
+ * to cause power supply issues:
+ */
+ if (info && (info->revn == 618))
+ gpu->clamp_to_idle = true;
+
a6xx_llc_slices_init(pdev, a6xx_gpu);
ret = a6xx_set_supported_hw(&pdev->dev, config->rev);
uint32_t suspend_count;
struct msm_gpu_state *crashstate;
+
+ /* Enable clamping to idle freq when inactive: */
+ bool clamp_to_idle;
+
/* True if the hardware supports expanded apriv (a650 and newer) */
bool hw_apriv;
idle_freq = get_freq(gpu);
- msm_devfreq_target(&gpu->pdev->dev, &target_freq, 0);
+ if (gpu->clamp_to_idle)
+ msm_devfreq_target(&gpu->pdev->dev, &target_freq, 0);
df->idle_time = ktime_get();
df->idle_freq = idle_freq;
struct mxsfb_drm_private *mxsfb = drm->dev_private;
mxsfb_enable_axi_clk(mxsfb);
- mxsfb->crtc.funcs->disable_vblank(&mxsfb->crtc);
+
+ /* Disable and clear VBLANK IRQ */
+ writel(CTRL1_CUR_FRAME_DONE_IRQ_EN, mxsfb->base + LCDC_CTRL1 + REG_CLR);
+ writel(CTRL1_CUR_FRAME_DONE_IRQ, mxsfb->base + LCDC_CTRL1 + REG_CLR);
+
mxsfb_disable_axi_clk(mxsfb);
}
nouveau_acpi_edid(struct drm_device *dev, struct drm_connector *connector)
{
struct acpi_device *acpidev;
- acpi_handle handle;
int type, ret;
void *edid;
return NULL;
}
- handle = ACPI_HANDLE(dev->dev);
- if (!handle)
- return NULL;
-
- ret = acpi_bus_get_device(handle, &acpidev);
- if (ret)
+ acpidev = ACPI_COMPANION(dev->dev);
+ if (!acpidev)
return NULL;
ret = acpi_video_get_edid(acpidev, type, -1, &edid);
.clock = 69700,
.hdisplay = 800,
- .hsync_start = 800 + 6,
- .hsync_end = 800 + 6 + 15,
- .htotal = 800 + 6 + 15 + 16,
+ .hsync_start = 800 + 52,
+ .hsync_end = 800 + 52 + 8,
+ .htotal = 800 + 52 + 8 + 48,
.vdisplay = 1280,
- .vsync_start = 1280 + 8,
- .vsync_end = 1280 + 8 + 48,
- .vtotal = 1280 + 8 + 48 + 52,
+ .vsync_start = 1280 + 16,
+ .vsync_end = 1280 + 16 + 6,
+ .vtotal = 1280 + 16 + 6 + 15,
.width_mm = 135,
.height_mm = 217,
#define _HYPERV_VMBUS_H
#include <linux/list.h>
+#include <linux/bitops.h>
#include <asm/sync_bitops.h>
#include <asm/hyperv-tlfs.h>
#include <linux/atomic.h>
pci_set_master(hc->pdev);
if (!hc->irq) {
printk(KERN_WARNING "HFC-PCI: No IRQ for PCI card found\n");
- return 1;
+ return -EINVAL;
}
hc->hw.pci_io =
(char __iomem *)(unsigned long)hc->pdev->resource[1].start;
if (!hc->hw.pci_io) {
printk(KERN_WARNING "HFC-PCI: No IO-Mem for PCI card found\n");
- return 1;
+ return -ENOMEM;
}
/* Allocate memory for FIFOS */
/* the memory needs to be on a 32k boundary within the first 4G */
if (!buffer) {
printk(KERN_WARNING
"HFC-PCI: Error allocating memory for FIFO!\n");
- return 1;
+ return -ENOMEM;
}
hc->hw.fifos = buffer;
pci_write_config_dword(hc->pdev, 0x80, hc->hw.dmahandle);
"HFC-PCI: Error in ioremap for PCI!\n");
dma_free_coherent(&hc->pdev->dev, 0x8000, hc->hw.fifos,
hc->hw.dmahandle);
- return 1;
+ return -ENOMEM;
}
printk(KERN_INFO
static int iomap_read_fifo(struct m_can_classdev *cdev, int offset, void *val, size_t val_count)
{
struct m_can_plat_priv *priv = cdev_to_priv(cdev);
+ void __iomem *src = priv->mram_base + offset;
- ioread32_rep(priv->mram_base + offset, val, val_count);
+ while (val_count--) {
+ *(unsigned int *)val = ioread32(src);
+ val += 4;
+ src += 4;
+ }
return 0;
}
const void *val, size_t val_count)
{
struct m_can_plat_priv *priv = cdev_to_priv(cdev);
+ void __iomem *dst = priv->mram_base + offset;
- iowrite32_rep(priv->base + offset, val, val_count);
+ while (val_count--) {
+ iowrite32(*(unsigned int *)val, dst);
+ val += 4;
+ dst += 4;
+ }
return 0;
}
struct rcar_can_priv *priv = netdev_priv(ndev);
u16 ctlr;
- if (netif_running(ndev)) {
- netif_stop_queue(ndev);
- netif_device_detach(ndev);
- }
+ if (!netif_running(ndev))
+ return 0;
+
+ netif_stop_queue(ndev);
+ netif_device_detach(ndev);
+
ctlr = readw(&priv->regs->ctlr);
ctlr |= RCAR_CAN_CTLR_CANM_HALT;
writew(ctlr, &priv->regs->ctlr);
u16 ctlr;
int err;
+ if (!netif_running(ndev))
+ return 0;
+
err = clk_enable(priv->clk);
if (err) {
netdev_err(ndev, "clk_enable() failed, error %d\n", err);
writew(ctlr, &priv->regs->ctlr);
priv->can.state = CAN_STATE_ERROR_ACTIVE;
- if (netif_running(ndev)) {
- netif_device_attach(ndev);
- netif_start_queue(ndev);
- }
+ netif_device_attach(ndev);
+ netif_start_queue(ndev);
+
return 0;
}
struct net_device *prev_dev = chan->prev_dev;
dev_info(&pdev->dev, "removing device %s\n", dev->name);
+ /* do that only for first channel */
+ if (!prev_dev && chan->pciec_card)
+ peak_pciec_remove(chan->pciec_card);
unregister_sja1000dev(dev);
free_sja1000dev(dev);
dev = prev_dev;
- if (!dev) {
- /* do that only for first channel */
- if (chan->pciec_card)
- peak_pciec_remove(chan->pciec_card);
+ if (!dev)
break;
- }
priv = netdev_priv(dev);
chan = priv->priv;
}
} else if (sm->channel_p_w_b & PUCAN_BUS_WARNING) {
new_state = CAN_STATE_ERROR_WARNING;
} else {
- /* no error bit (so, no error skb, back to active state) */
- dev->can.state = CAN_STATE_ERROR_ACTIVE;
+ /* back to (or still in) ERROR_ACTIVE state */
+ new_state = CAN_STATE_ERROR_ACTIVE;
pdev->bec.txerr = 0;
pdev->bec.rxerr = 0;
- return 0;
}
/* state hasn't changed */
/* allocate an skb to store the error frame */
skb = alloc_can_err_skb(netdev, &cf);
- if (skb)
- can_change_state(netdev, cf, tx_state, rx_state);
+ can_change_state(netdev, cf, tx_state, rx_state);
/* things must be done even in case of OOM */
if (new_state == CAN_STATE_BUS_OFF)
#define GSWIP_SDMA_PCTRLp(p) (0xBC0 + ((p) * 0x6))
#define GSWIP_SDMA_PCTRL_EN BIT(0) /* SDMA Port Enable */
#define GSWIP_SDMA_PCTRL_FCEN BIT(1) /* Flow Control Enable */
-#define GSWIP_SDMA_PCTRL_PAUFWD BIT(1) /* Pause Frame Forwarding */
+#define GSWIP_SDMA_PCTRL_PAUFWD BIT(3) /* Pause Frame Forwarding */
#define GSWIP_TABLE_ACTIVE_VLAN 0x01
#define GSWIP_TABLE_VLAN_MAPPING 0x02
{
struct mt7530_priv *priv = ds->priv;
- if (!dsa_is_user_port(ds, port))
- return 0;
-
mutex_lock(&priv->reg_mutex);
/* Allow the user port gets connected to the cpu port and also
{
struct mt7530_priv *priv = ds->priv;
- if (!dsa_is_user_port(ds, port))
- return;
-
mutex_lock(&priv->reg_mutex);
/* Clear up all port matrix which could be restored in the next
return -ENOMEM;
priv->ds->dev = &mdiodev->dev;
- priv->ds->num_ports = DSA_MAX_PORTS;
+ priv->ds->num_ports = MT7530_NUM_PORTS;
/* Use medatek,mcm property to distinguish hardware type that would
* casues a little bit differences on power-on sequence.
dev_err(&nic->pdev->dev,
"Request for #%d msix vectors failed, returned %d\n",
nic->num_vec, ret);
- return 1;
+ return ret;
}
/* Register mailbox interrupt handler */
if (ret < 0) {
netdev_err(nic->netdev,
"Req for #%d msix vectors failed\n", nic->num_vec);
- return 1;
+ return ret;
}
sprintf(nic->irq_name[irq], "%s Mbox", "NICVF");
if (!nicvf_check_pf_ready(nic)) {
nicvf_disable_intr(nic, NICVF_INTR_MBOX, 0);
nicvf_unregister_interrupts(nic);
- return 1;
+ return -EIO;
}
return 0;
{ ENETC_PM0_TFRM, "MAC tx frames" },
{ ENETC_PM0_TFCS, "MAC tx fcs errors" },
{ ENETC_PM0_TVLAN, "MAC tx VLAN frames" },
- { ENETC_PM0_TERR, "MAC tx frames" },
+ { ENETC_PM0_TERR, "MAC tx frame errors" },
{ ENETC_PM0_TUCA, "MAC tx unicast frames" },
{ ENETC_PM0_TMCA, "MAC tx multicast frames" },
{ ENETC_PM0_TBCA, "MAC tx broadcast frames" },
static void enetc_configure_port_mac(struct enetc_hw *hw)
{
+ int tc;
+
enetc_port_wr(hw, ENETC_PM0_MAXFRM,
ENETC_SET_MAXFRM(ENETC_RX_MAXFRM_SIZE));
- enetc_port_wr(hw, ENETC_PTCMSDUR(0), ENETC_MAC_MAXFRM_SIZE);
+ for (tc = 0; tc < 8; tc++)
+ enetc_port_wr(hw, ENETC_PTCMSDUR(tc), ENETC_MAC_MAXFRM_SIZE);
enetc_port_wr(hw, ENETC_PM0_CMD_CFG, ENETC_PM0_CMD_PHY_TX_EN |
ENETC_PM0_CMD_TXP | ENETC_PM0_PROMISC);
static LIST_HEAD(hnae3_client_list);
static LIST_HEAD(hnae3_ae_dev_list);
+void hnae3_unregister_ae_algo_prepare(struct hnae3_ae_algo *ae_algo)
+{
+ const struct pci_device_id *pci_id;
+ struct hnae3_ae_dev *ae_dev;
+
+ if (!ae_algo)
+ return;
+
+ list_for_each_entry(ae_dev, &hnae3_ae_dev_list, node) {
+ if (!hnae3_get_bit(ae_dev->flag, HNAE3_DEV_INITED_B))
+ continue;
+
+ pci_id = pci_match_id(ae_algo->pdev_id_table, ae_dev->pdev);
+ if (!pci_id)
+ continue;
+ if (IS_ENABLED(CONFIG_PCI_IOV))
+ pci_disable_sriov(ae_dev->pdev);
+ }
+}
+EXPORT_SYMBOL(hnae3_unregister_ae_algo_prepare);
+
/* we are keeping things simple and using single lock for all the
* list. This is a non-critical code so other updations, if happen
* in parallel, can wait.
int hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev);
void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev);
+void hnae3_unregister_ae_algo_prepare(struct hnae3_ae_algo *ae_algo);
void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo);
void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo);
static int hns3_skb_linearize(struct hns3_enet_ring *ring,
struct sk_buff *skb,
- u8 max_non_tso_bd_num,
unsigned int bd_num)
{
/* 'bd_num == UINT_MAX' means the skb' fraglist has a
* will not help.
*/
if (skb->len > HNS3_MAX_TSO_SIZE ||
- (!skb_is_gso(skb) && skb->len >
- HNS3_MAX_NON_TSO_SIZE(max_non_tso_bd_num))) {
+ (!skb_is_gso(skb) && skb->len > HNS3_MAX_NON_TSO_SIZE)) {
u64_stats_update_begin(&ring->syncp);
ring->stats.hw_limitation++;
u64_stats_update_end(&ring->syncp);
goto out;
}
- if (hns3_skb_linearize(ring, skb, max_non_tso_bd_num,
- bd_num))
+ if (hns3_skb_linearize(ring, skb, bd_num))
return -ENOMEM;
bd_num = hns3_tx_bd_count(skb->len);
{
hns3_unmap_buffer(ring, &ring->desc_cb[i]);
ring->desc[i].addr = 0;
+ ring->desc_cb[i].refill = 0;
}
static void hns3_free_buffer_detach(struct hns3_enet_ring *ring, int i,
ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma +
ring->desc_cb[i].page_offset);
+ ring->desc_cb[i].refill = 1;
return 0;
}
{
hns3_unmap_buffer(ring, &ring->desc_cb[i]);
ring->desc_cb[i] = *res_cb;
+ ring->desc_cb[i].refill = 1;
ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma +
ring->desc_cb[i].page_offset);
ring->desc[i].rx.bd_base_info = 0;
static void hns3_reuse_buffer(struct hns3_enet_ring *ring, int i)
{
ring->desc_cb[i].reuse_flag = 0;
+ ring->desc_cb[i].refill = 1;
ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma +
ring->desc_cb[i].page_offset);
ring->desc[i].rx.bd_base_info = 0;
int ntc = ring->next_to_clean;
int ntu = ring->next_to_use;
+ if (unlikely(ntc == ntu && !ring->desc_cb[ntc].refill))
+ return ring->desc_num;
+
return ((ntc >= ntu) ? 0 : ring->desc_num) + ntc - ntu;
}
-static void hns3_nic_alloc_rx_buffers(struct hns3_enet_ring *ring,
+/* Return true if there is any allocation failure */
+static bool hns3_nic_alloc_rx_buffers(struct hns3_enet_ring *ring,
int cleand_count)
{
struct hns3_desc_cb *desc_cb;
hns3_rl_err(ring_to_netdev(ring),
"alloc rx buffer failed: %d\n",
ret);
- break;
+
+ writel(i, ring->tqp->io_base +
+ HNS3_RING_RX_RING_HEAD_REG);
+ return true;
}
hns3_replace_buffer(ring, ring->next_to_use, &res_cbs);
}
writel(i, ring->tqp->io_base + HNS3_RING_RX_RING_HEAD_REG);
+ return false;
}
static bool hns3_can_reuse_page(struct hns3_desc_cb *cb)
{
ring->desc[ring->next_to_clean].rx.bd_base_info &=
cpu_to_le32(~BIT(HNS3_RXD_VLD_B));
+ ring->desc_cb[ring->next_to_clean].refill = 0;
ring->next_to_clean += 1;
if (unlikely(ring->next_to_clean == ring->desc_num))
{
#define RCB_NOF_ALLOC_RX_BUFF_ONCE 16
int unused_count = hns3_desc_unused(ring);
+ bool failure = false;
int recv_pkts = 0;
int err;
while (recv_pkts < budget) {
/* Reuse or realloc buffers */
if (unused_count >= RCB_NOF_ALLOC_RX_BUFF_ONCE) {
- hns3_nic_alloc_rx_buffers(ring, unused_count);
- unused_count = hns3_desc_unused(ring) -
- ring->pending_buf;
+ failure = failure ||
+ hns3_nic_alloc_rx_buffers(ring, unused_count);
+ unused_count = 0;
}
/* Poll one pkt */
}
out:
- /* Make all data has been write before submit */
- if (unused_count > 0)
- hns3_nic_alloc_rx_buffers(ring, unused_count);
-
- return recv_pkts;
+ return failure ? budget : recv_pkts;
}
static void hns3_update_rx_int_coalesce(struct hns3_enet_tqp_vector *tqp_vector)
#define HNS3_MAX_BD_SIZE 65535
#define HNS3_MAX_TSO_BD_NUM 63U
-#define HNS3_MAX_TSO_SIZE \
- (HNS3_MAX_BD_SIZE * HNS3_MAX_TSO_BD_NUM)
+#define HNS3_MAX_TSO_SIZE 1048576U
+#define HNS3_MAX_NON_TSO_SIZE 9728U
-#define HNS3_MAX_NON_TSO_SIZE(max_non_tso_bd_num) \
- (HNS3_MAX_BD_SIZE * (max_non_tso_bd_num))
#define HNS3_VECTOR_GL0_OFFSET 0x100
#define HNS3_VECTOR_GL1_OFFSET 0x200
u32 length; /* length of the buffer */
u16 reuse_flag;
+ u16 refill;
/* desc type, used by the ring user to mark the type of the priv data */
u16 type;
*changed = true;
break;
case IEEE_8021QAZ_TSA_ETS:
+ /* The hardware will switch to sp mode if bandwidth is
+ * 0, so limit ets bandwidth must be greater than 0.
+ */
+ if (!ets->tc_tx_bw[i]) {
+ dev_err(&hdev->pdev->dev,
+ "tc%u ets bw cannot be 0\n", i);
+ return -EINVAL;
+ }
+
if (hdev->tm_info.tc_info[i].tc_sch_mode !=
HCLGE_SCH_MODE_DWRR)
*changed = true;
/* configure TM QCN hw errors */
hclge_cmd_setup_basic_desc(&desc, HCLGE_TM_QCN_MEM_INT_CFG, false);
- if (en)
+ desc.data[0] = cpu_to_le32(HCLGE_TM_QCN_ERR_INT_TYPE);
+ if (en) {
+ desc.data[0] |= cpu_to_le32(HCLGE_TM_QCN_FIFO_INT_EN);
desc.data[1] = cpu_to_le32(HCLGE_TM_QCN_MEM_ERR_INT_EN);
+ }
ret = hclge_cmd_send(&hdev->hw, &desc, 1);
if (ret)
#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN 0x003F
#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK 0x003F
#define HCLGE_TM_SCH_ECC_ERR_INT_EN 0x3
+#define HCLGE_TM_QCN_ERR_INT_TYPE 0x29
+#define HCLGE_TM_QCN_FIFO_INT_EN 0xFFFF00
#define HCLGE_TM_QCN_MEM_ERR_INT_EN 0xFFFFFF
#define HCLGE_NCSI_ERR_INT_EN 0x3
#define HCLGE_NCSI_ERR_INT_TYPE 0x9
static void hclge_exit(void)
{
+ hnae3_unregister_ae_algo_prepare(&ae_algo);
hnae3_unregister_ae_algo(&ae_algo);
destroy_workqueue(hclge_wq);
}
hdev->tm_info.pg_info[i].tc_bit_map = hdev->hw_tc_map;
for (k = 0; k < hdev->tm_info.num_tc; k++)
hdev->tm_info.pg_info[i].tc_dwrr[k] = BW_PERCENT;
+ for (; k < HNAE3_MAX_TC; k++)
+ hdev->tm_info.pg_info[i].tc_dwrr[k] = 0;
}
}
hdev->reset_attempts = 0;
hdev->last_reset_time = jiffies;
- while ((hdev->reset_type =
- hclgevf_get_reset_level(hdev, &hdev->reset_pending))
- != HNAE3_NONE_RESET)
+ hdev->reset_type =
+ hclgevf_get_reset_level(hdev, &hdev->reset_pending);
+ if (hdev->reset_type != HNAE3_NONE_RESET)
hclgevf_reset(hdev);
} else if (test_and_clear_bit(HCLGEVF_RESET_REQUESTED,
&hdev->reset_state)) {
board_pch2lan,
board_pch_lpt,
board_pch_spt,
- board_pch_cnp
+ board_pch_cnp,
+ board_pch_tgp
};
struct e1000_ps_page {
extern const struct e1000_info e1000_pch_lpt_info;
extern const struct e1000_info e1000_pch_spt_info;
extern const struct e1000_info e1000_pch_cnp_info;
+extern const struct e1000_info e1000_pch_tgp_info;
extern const struct e1000_info e1000_es2_info;
void e1000e_ptp_init(struct e1000_adapter *adapter);
static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
{
struct e1000_mac_info *mac = &hw->mac;
- u32 ctrl_ext, txdctl, snoop;
+ u32 ctrl_ext, txdctl, snoop, fflt_dbg;
s32 ret_val;
u16 i;
snoop = (u32)~(PCIE_NO_SNOOP_ALL);
e1000e_set_pcie_no_snoop(hw, snoop);
+ /* Enable workaround for packet loss issue on TGP PCH
+ * Do not gate DMA clock from the modPHY block
+ */
+ if (mac->type >= e1000_pch_tgp) {
+ fflt_dbg = er32(FFLT_DBG);
+ fflt_dbg |= E1000_FFLT_DBG_DONT_GATE_WAKE_DMA_CLK;
+ ew32(FFLT_DBG, fflt_dbg);
+ }
+
ctrl_ext = er32(CTRL_EXT);
ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
ew32(CTRL_EXT, ctrl_ext);
.phy_ops = &ich8_phy_ops,
.nvm_ops = &spt_nvm_ops,
};
+
+const struct e1000_info e1000_pch_tgp_info = {
+ .mac = e1000_pch_tgp,
+ .flags = FLAG_IS_ICH
+ | FLAG_HAS_WOL
+ | FLAG_HAS_HW_TIMESTAMP
+ | FLAG_HAS_CTRLEXT_ON_LOAD
+ | FLAG_HAS_AMT
+ | FLAG_HAS_FLASH
+ | FLAG_HAS_JUMBO_FRAMES
+ | FLAG_APME_IN_WUC,
+ .flags2 = FLAG2_HAS_PHY_STATS
+ | FLAG2_HAS_EEE,
+ .pba = 26,
+ .max_hw_frame_size = 9022,
+ .get_variants = e1000_get_variants_ich8lan,
+ .mac_ops = &ich8_mac_ops,
+ .phy_ops = &ich8_phy_ops,
+ .nvm_ops = &spt_nvm_ops,
+};
/* Proprietary Latency Tolerance Reporting PCI Capability */
#define E1000_PCI_LTR_CAP_LPT 0xA8
+/* Don't gate wake DMA clock */
+#define E1000_FFLT_DBG_DONT_GATE_WAKE_DMA_CLK 0x1000
+
void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw);
void e1000e_set_kmrn_lock_loss_workaround_ich8lan(struct e1000_hw *hw,
bool state);
[board_pch_lpt] = &e1000_pch_lpt_info,
[board_pch_spt] = &e1000_pch_spt_info,
[board_pch_cnp] = &e1000_pch_cnp_info,
+ [board_pch_tgp] = &e1000_pch_tgp_info,
};
struct e1000_reg_info {
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_CMP_I219_V11), board_pch_cnp },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_CMP_I219_LM12), board_pch_spt },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_CMP_I219_V12), board_pch_spt },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM13), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V13), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM14), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V14), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM15), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V15), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM23), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V23), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM22), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V22), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM20), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V20), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM21), board_pch_cnp },
- { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V21), board_pch_cnp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM13), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V13), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM14), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V14), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_LM15), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_TGP_I219_V15), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM23), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V23), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM16), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V16), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_LM17), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_ADP_I219_V17), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_LM22), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_RPL_I219_V22), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM18), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V18), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_LM19), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_MTP_I219_V19), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM20), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V20), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_LM21), board_pch_tgp },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_LNP_I219_V21), board_pch_tgp },
{ 0, 0, 0, 0, 0, 0, 0 } /* terminate list */
};
case ICE_DEV_ID_E810C_BACKPLANE:
case ICE_DEV_ID_E810C_QSFP:
case ICE_DEV_ID_E810C_SFP:
+ case ICE_DEV_ID_E810_XXV_BACKPLANE:
+ case ICE_DEV_ID_E810_XXV_QSFP:
case ICE_DEV_ID_E810_XXV_SFP:
hw->mac_type = ICE_MAC_E810;
break;
#define ICE_DEV_ID_E810C_QSFP 0x1592
/* Intel(R) Ethernet Controller E810-C for SFP */
#define ICE_DEV_ID_E810C_SFP 0x1593
+/* Intel(R) Ethernet Controller E810-XXV for backplane */
+#define ICE_DEV_ID_E810_XXV_BACKPLANE 0x1599
+/* Intel(R) Ethernet Controller E810-XXV for QSFP */
+#define ICE_DEV_ID_E810_XXV_QSFP 0x159A
/* Intel(R) Ethernet Controller E810-XXV for SFP */
#define ICE_DEV_ID_E810_XXV_SFP 0x159B
/* Intel(R) Ethernet Connection E823-C for backplane */
{
struct ice_hw *hw = &pf->hw;
- snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u", hw->api_maj_ver, hw->api_min_ver);
+ snprintf(ctx->buf, sizeof(ctx->buf), "%u.%u.%u", hw->api_maj_ver,
+ hw->api_min_ver, hw->api_patch);
return 0;
}
for (i = 0; i < hw->tnl.count && i < ICE_TUNNEL_MAX_ENTRIES; i++)
if (hw->tnl.tbl[i].valid &&
hw->tnl.tbl[i].type == type &&
- idx--)
+ idx-- == 0)
return i;
WARN_ON_ONCE(1);
u16 index;
tnl_type = ti->type == UDP_TUNNEL_TYPE_VXLAN ? TNL_VXLAN : TNL_GENEVE;
- index = ice_tunnel_idx_to_entry(&pf->hw, idx, tnl_type);
+ index = ice_tunnel_idx_to_entry(&pf->hw, tnl_type, idx);
status = ice_create_tunnel(&pf->hw, index, tnl_type, ntohs(ti->port));
if (status) {
*/
int ice_vsi_release(struct ice_vsi *vsi)
{
+ enum ice_status err;
struct ice_pf *pf;
if (!vsi->back)
ice_fltr_remove_all(vsi);
ice_rm_vsi_lan_cfg(vsi->port_info, vsi->idx);
+ err = ice_rm_vsi_rdma_cfg(vsi->port_info, vsi->idx);
+ if (err)
+ dev_err(ice_pf_to_dev(vsi->back), "Failed to remove RDMA scheduler config for VSI %u, err %d\n",
+ vsi->vsi_num, err);
ice_vsi_delete(vsi);
ice_vsi_free_q_vectors(vsi);
prev_num_q_vectors = ice_vsi_rebuild_get_coalesce(vsi, coalesce);
ice_rm_vsi_lan_cfg(vsi->port_info, vsi->idx);
+ ret = ice_rm_vsi_rdma_cfg(vsi->port_info, vsi->idx);
+ if (ret)
+ dev_err(ice_pf_to_dev(vsi->back), "Failed to remove RDMA scheduler config for VSI %u, err %d\n",
+ vsi->vsi_num, ret);
ice_vsi_free_q_vectors(vsi);
/* SR-IOV determines needed MSIX resources all at once instead of per
if (!pf)
return -ENOMEM;
+ /* initialize Auxiliary index to invalid value */
+ pf->aux_idx = -1;
+
/* set up for high or low DMA */
err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64));
if (err)
ice_aq_cancel_waiting_tasks(pf);
ice_unplug_aux_dev(pf);
- ida_free(&ice_aux_ida, pf->aux_idx);
+ if (pf->aux_idx >= 0)
+ ida_free(&ice_aux_ida, pf->aux_idx);
set_bit(ICE_DOWN, pf->state);
mutex_destroy(&(&pf->hw)->fdir_fltr_lock);
{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810C_BACKPLANE), 0 },
{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810C_QSFP), 0 },
{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810C_SFP), 0 },
+ { PCI_VDEVICE(INTEL, ICE_DEV_ID_E810_XXV_BACKPLANE), 0 },
+ { PCI_VDEVICE(INTEL, ICE_DEV_ID_E810_XXV_QSFP), 0 },
{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E810_XXV_SFP), 0 },
{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E823C_BACKPLANE), 0 },
{ PCI_VDEVICE(INTEL, ICE_DEV_ID_E823C_QSFP), 0 },
return ice_sched_rm_vsi_cfg(pi, vsi_handle, ICE_SCHED_NODE_OWNER_LAN);
}
+/**
+ * ice_rm_vsi_rdma_cfg - remove VSI and its RDMA children nodes
+ * @pi: port information structure
+ * @vsi_handle: software VSI handle
+ *
+ * This function clears the VSI and its RDMA children nodes from scheduler tree
+ * for all TCs.
+ */
+enum ice_status ice_rm_vsi_rdma_cfg(struct ice_port_info *pi, u16 vsi_handle)
+{
+ return ice_sched_rm_vsi_cfg(pi, vsi_handle, ICE_SCHED_NODE_OWNER_RDMA);
+}
+
/**
* ice_get_agg_info - get the aggregator ID
* @hw: pointer to the hardware structure
ice_sched_cfg_vsi(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 maxqs,
u8 owner, bool enable);
enum ice_status ice_rm_vsi_lan_cfg(struct ice_port_info *pi, u16 vsi_handle);
+enum ice_status ice_rm_vsi_rdma_cfg(struct ice_port_info *pi, u16 vsi_handle);
/* Tx scheduler rate limiter functions */
enum ice_status
#define IGC_DEV_ID_I220_V 0x15F7
#define IGC_DEV_ID_I225_K 0x3100
#define IGC_DEV_ID_I225_K2 0x3101
+#define IGC_DEV_ID_I226_K 0x3102
#define IGC_DEV_ID_I225_LMVP 0x5502
-#define IGC_DEV_ID_I226_K 0x5504
#define IGC_DEV_ID_I225_IT 0x0D9F
#define IGC_DEV_ID_I226_LM 0x125B
#define IGC_DEV_ID_I226_V 0x125C
int mlx5e_create_flow_steering(struct mlx5e_priv *priv);
void mlx5e_destroy_flow_steering(struct mlx5e_priv *priv);
+int mlx5e_fs_init(struct mlx5e_priv *priv);
+void mlx5e_fs_cleanup(struct mlx5e_priv *priv);
+
int mlx5e_add_vlan_trap(struct mlx5e_priv *priv, int trap_id, int tir_num);
void mlx5e_remove_vlan_trap(struct mlx5e_priv *priv);
int mlx5e_add_mac_trap(struct mlx5e_priv *priv, int trap_id, int tir_num);
#include "en_tc.h"
#include "rep/tc.h"
#include "rep/neigh.h"
+#include "lag.h"
+#include "lag_mp.h"
struct mlx5e_tc_tun_route_attr {
struct net_device *out_dev;
* Pkt: MAC IP ESP IP L4
*
* Transport Mode:
- * SWP: OutL3 InL4
- * InL3
+ * SWP: OutL3 OutL4
* Pkt: MAC IP ESP L4
*
* Tunnel(VXLAN TCP/UDP) over Transport Mode
return;
if (!xo->inner_ipproto) {
- eseg->swp_inner_l3_offset = skb_network_offset(skb) / 2;
- eseg->swp_inner_l4_offset = skb_inner_transport_offset(skb) / 2;
- if (skb->protocol == htons(ETH_P_IPV6))
- eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
- if (xo->proto == IPPROTO_UDP)
+ switch (xo->proto) {
+ case IPPROTO_UDP:
+ eseg->swp_flags |= MLX5_ETH_WQE_SWP_OUTER_L4_UDP;
+ fallthrough;
+ case IPPROTO_TCP:
+ /* IP | ESP | TCP */
+ eseg->swp_outer_l4_offset = skb_inner_transport_offset(skb) / 2;
+ break;
+ default:
+ break;
+ }
+ } else {
+ /* Tunnel(VXLAN TCP/UDP) over Transport Mode */
+ switch (xo->inner_ipproto) {
+ case IPPROTO_UDP:
eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L4_UDP;
- return;
- }
-
- /* Tunnel(VXLAN TCP/UDP) over Transport Mode */
- switch (xo->inner_ipproto) {
- case IPPROTO_UDP:
- eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L4_UDP;
- fallthrough;
- case IPPROTO_TCP:
- eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2;
- eseg->swp_inner_l4_offset = (skb->csum_start + skb->head - skb->data) / 2;
- if (skb->protocol == htons(ETH_P_IPV6))
- eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
- break;
- default:
- break;
+ fallthrough;
+ case IPPROTO_TCP:
+ eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2;
+ eseg->swp_inner_l4_offset =
+ (skb->csum_start + skb->head - skb->data) / 2;
+ if (skb->protocol == htons(ETH_P_IPV6))
+ eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6;
+ break;
+ default:
+ break;
+ }
}
- return;
}
void mlx5e_ipsec_set_iv_esn(struct sk_buff *skb, struct xfrm_state *x,
struct mlx5e_flow_table *ft;
int err;
- priv->fs.vlan = kvzalloc(sizeof(*priv->fs.vlan), GFP_KERNEL);
- if (!priv->fs.vlan)
- return -ENOMEM;
-
ft = &priv->fs.vlan->ft;
ft->num_groups = 0;
ft_attr.prio = MLX5E_NIC_PRIO;
ft->t = mlx5_create_flow_table(priv->fs.ns, &ft_attr);
- if (IS_ERR(ft->t)) {
- err = PTR_ERR(ft->t);
- goto err_free_t;
- }
+ if (IS_ERR(ft->t))
+ return PTR_ERR(ft->t);
ft->g = kcalloc(MLX5E_NUM_VLAN_GROUPS, sizeof(*ft->g), GFP_KERNEL);
if (!ft->g) {
kfree(ft->g);
err_destroy_vlan_table:
mlx5_destroy_flow_table(ft->t);
-err_free_t:
- kvfree(priv->fs.vlan);
- priv->fs.vlan = NULL;
return err;
}
{
mlx5e_del_vlan_rules(priv);
mlx5e_destroy_flow_table(&priv->fs.vlan->ft);
- kvfree(priv->fs.vlan);
}
static void mlx5e_destroy_inner_ttc_table(struct mlx5e_priv *priv)
mlx5e_arfs_destroy_tables(priv);
mlx5e_ethtool_cleanup_steering(priv);
}
+
+int mlx5e_fs_init(struct mlx5e_priv *priv)
+{
+ priv->fs.vlan = kvzalloc(sizeof(*priv->fs.vlan), GFP_KERNEL);
+ if (!priv->fs.vlan)
+ return -ENOMEM;
+ return 0;
+}
+
+void mlx5e_fs_cleanup(struct mlx5e_priv *priv)
+{
+ kvfree(priv->fs.vlan);
+ priv->fs.vlan = NULL;
+}
mlx5e_timestamp_init(priv);
+ err = mlx5e_fs_init(priv);
+ if (err) {
+ mlx5_core_err(mdev, "FS initialization failed, %d\n", err);
+ return err;
+ }
+
err = mlx5e_ipsec_init(priv);
if (err)
mlx5_core_err(mdev, "IPSec initialization failed, %d\n", err);
mlx5e_health_destroy_reporters(priv);
mlx5e_tls_cleanup(priv);
mlx5e_ipsec_cleanup(priv);
+ mlx5e_fs_cleanup(priv);
}
static int mlx5e_init_nic_rx(struct mlx5e_priv *priv)
#include "lib/fs_chains.h"
#include "diag/en_tc_tracepoint.h"
#include <asm/div64.h>
+#include "lag.h"
+#include "lag_mp.h"
#define nic_chains(priv) ((priv)->fs.tc.chains)
#define MLX5_MH_ACT_SZ MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)
memcpy(&vhdr->h_vlan_encapsulated_proto, skb->data + cpy1_sz, cpy2_sz);
}
-/* If packet is not IP's CHECKSUM_PARTIAL (e.g. icmd packet),
- * need to set L3 checksum flag for IPsec
- */
static void
ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb,
struct mlx5_wqe_eth_seg *eseg)
{
+ struct xfrm_offload *xo = xfrm_offload(skb);
+
eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM;
- if (skb->encapsulation) {
- eseg->cs_flags |= MLX5_ETH_WQE_L3_INNER_CSUM;
+ if (xo->inner_ipproto) {
+ eseg->cs_flags |= MLX5_ETH_WQE_L4_INNER_CSUM | MLX5_ETH_WQE_L3_INNER_CSUM;
+ } else if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
+ eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM;
sq->stats->csum_partial_inner++;
- } else {
- sq->stats->csum_partial++;
}
}
struct mlx5e_accel_tx_state *accel,
struct mlx5_wqe_eth_seg *eseg)
{
+ if (unlikely(mlx5e_ipsec_eseg_meta(eseg))) {
+ ipsec_txwqe_build_eseg_csum(sq, skb, eseg);
+ return;
+ }
+
if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM;
if (skb->encapsulation) {
eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM | MLX5_ETH_WQE_L4_CSUM;
sq->stats->csum_partial++;
#endif
- } else if (unlikely(mlx5e_ipsec_eseg_meta(eseg))) {
- ipsec_txwqe_build_eseg_csum(sq, skb, eseg);
} else
sq->stats->csum_none++;
}
err_min_rate:
list_del(&group->list);
- err = mlx5_destroy_scheduling_element_cmd(esw->dev,
- SCHEDULING_HIERARCHY_E_SWITCH,
- group->tsar_ix);
- if (err)
+ if (mlx5_destroy_scheduling_element_cmd(esw->dev,
+ SCHEDULING_HIERARCHY_E_SWITCH,
+ group->tsar_ix))
NL_SET_ERR_MSG_MOD(extack, "E-Switch destroy TSAR for group failed");
err_sched_elem:
kfree(group);
if (!mlx5_lag_is_ready(ldev)) {
do_bond = false;
} else {
+ /* VF LAG is in multipath mode, ignore bond change requests */
+ if (mlx5_lag_is_multipath(dev0))
+ return;
+
tracker = ldev->tracker;
do_bond = tracker.is_bonded && mlx5_lag_check_prereq(ldev);
#include "eswitch.h"
#include "lib/mlx5.h"
+static bool __mlx5_lag_is_multipath(struct mlx5_lag *ldev)
+{
+ return !!(ldev->flags & MLX5_LAG_FLAG_MULTIPATH);
+}
+
static bool mlx5_lag_multipath_check_prereq(struct mlx5_lag *ldev)
{
if (!mlx5_lag_is_ready(ldev))
return false;
+ if (__mlx5_lag_is_active(ldev) && !__mlx5_lag_is_multipath(ldev))
+ return false;
+
return mlx5_esw_multipath_prereq(ldev->pf[MLX5_LAG_P1].dev,
ldev->pf[MLX5_LAG_P2].dev);
}
-static bool __mlx5_lag_is_multipath(struct mlx5_lag *ldev)
-{
- return !!(ldev->flags & MLX5_LAG_FLAG_MULTIPATH);
-}
-
bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev)
{
struct mlx5_lag *ldev;
void mlx5_lag_mp_reset(struct mlx5_lag *ldev);
int mlx5_lag_mp_init(struct mlx5_lag *ldev);
void mlx5_lag_mp_cleanup(struct mlx5_lag *ldev);
+bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev);
#else /* CONFIG_MLX5_ESWITCH */
static inline void mlx5_lag_mp_reset(struct mlx5_lag *ldev) {};
static inline int mlx5_lag_mp_init(struct mlx5_lag *ldev) { return 0; }
static inline void mlx5_lag_mp_cleanup(struct mlx5_lag *ldev) {}
+bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev) { return false; }
#endif /* CONFIG_MLX5_ESWITCH */
#endif /* __MLX5_LAG_MP_H__ */
err = dev_err_probe(sparx5->dev, PTR_ERR(serdes),
"port %u: missing serdes\n",
portno);
+ of_node_put(portnp);
goto cleanup_config;
}
config->portno = portno;
target = ocelot_regmap_init(ocelot, res);
if (IS_ERR(target)) {
err = PTR_ERR(target);
+ of_node_put(portnp);
goto out_teardown;
}
}
reg->dst_lmextn = swreg_lmextn(dst);
- reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg);
+ reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg);
return 0;
}
}
reg->dst_lmextn = swreg_lmextn(dst);
- reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg);
+ reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg);
return 0;
}
case MC_CMD_MEDIA_SFP_PLUS:
case MC_CMD_MEDIA_QSFP_PLUS:
SET_BIT(FIBRE);
- if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN))
+ if (cap & (1 << MC_CMD_PHY_CAP_1000FDX_LBN)) {
SET_BIT(1000baseT_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN))
- SET_BIT(10000baseT_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_40000FDX_LBN))
+ SET_BIT(1000baseX_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_10000FDX_LBN)) {
+ SET_BIT(10000baseCR_Full);
+ SET_BIT(10000baseLR_Full);
+ SET_BIT(10000baseSR_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_40000FDX_LBN)) {
SET_BIT(40000baseCR4_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_100000FDX_LBN))
+ SET_BIT(40000baseSR4_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_100000FDX_LBN)) {
SET_BIT(100000baseCR4_Full);
- if (cap & (1 << MC_CMD_PHY_CAP_25000FDX_LBN))
+ SET_BIT(100000baseSR4_Full);
+ }
+ if (cap & (1 << MC_CMD_PHY_CAP_25000FDX_LBN)) {
SET_BIT(25000baseCR_Full);
+ SET_BIT(25000baseSR_Full);
+ }
if (cap & (1 << MC_CMD_PHY_CAP_50000FDX_LBN))
SET_BIT(50000baseCR2_Full);
break;
result |= (1 << MC_CMD_PHY_CAP_100FDX_LBN);
if (TEST_BIT(1000baseT_Half))
result |= (1 << MC_CMD_PHY_CAP_1000HDX_LBN);
- if (TEST_BIT(1000baseT_Full) || TEST_BIT(1000baseKX_Full))
+ if (TEST_BIT(1000baseT_Full) || TEST_BIT(1000baseKX_Full) ||
+ TEST_BIT(1000baseX_Full))
result |= (1 << MC_CMD_PHY_CAP_1000FDX_LBN);
- if (TEST_BIT(10000baseT_Full) || TEST_BIT(10000baseKX4_Full))
+ if (TEST_BIT(10000baseT_Full) || TEST_BIT(10000baseKX4_Full) ||
+ TEST_BIT(10000baseCR_Full) || TEST_BIT(10000baseLR_Full) ||
+ TEST_BIT(10000baseSR_Full))
result |= (1 << MC_CMD_PHY_CAP_10000FDX_LBN);
- if (TEST_BIT(40000baseCR4_Full) || TEST_BIT(40000baseKR4_Full))
+ if (TEST_BIT(40000baseCR4_Full) || TEST_BIT(40000baseKR4_Full) ||
+ TEST_BIT(40000baseSR4_Full))
result |= (1 << MC_CMD_PHY_CAP_40000FDX_LBN);
- if (TEST_BIT(100000baseCR4_Full))
+ if (TEST_BIT(100000baseCR4_Full) || TEST_BIT(100000baseSR4_Full))
result |= (1 << MC_CMD_PHY_CAP_100000FDX_LBN);
- if (TEST_BIT(25000baseCR_Full))
+ if (TEST_BIT(25000baseCR_Full) || TEST_BIT(25000baseSR_Full))
result |= (1 << MC_CMD_PHY_CAP_25000FDX_LBN);
if (TEST_BIT(50000baseCR2_Full))
result |= (1 << MC_CMD_PHY_CAP_50000FDX_LBN);
} else if (rc == -EINVAL) {
fmt = MC_CMD_PTP_OUT_GET_ATTRIBUTES_SECONDS_NANOSECONDS;
} else if (rc == -EPERM) {
- netif_info(efx, probe, efx->net_dev, "no PTP support\n");
+ pci_info(efx->pci_dev, "no PTP support\n");
return rc;
} else {
efx_mcdi_display_error(efx, MC_CMD_PTP, sizeof(inbuf),
* should only have been called during probe.
*/
if (rc == -ENOSYS || rc == -EPERM)
- netif_info(efx, probe, efx->net_dev, "no PTP support\n");
+ pci_info(efx->pci_dev, "no PTP support\n");
else if (rc)
efx_mcdi_display_error(efx, MC_CMD_PTP,
MC_CMD_PTP_IN_DISABLE_LEN,
return;
if (efx_siena_sriov_cmd(efx, false, &efx->vi_scale, &count)) {
- netif_info(efx, probe, efx->net_dev, "no SR-IOV VFs probed\n");
+ pci_info(efx->pci_dev, "no SR-IOV VFs probed\n");
return;
}
if (count > 0 && count > max_vfs)
config.rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
ptp_v2 = PTP_TCR_TSVER2ENA;
snap_type_sel = PTP_TCR_SNAPTYPSEL_1;
- if (priv->synopsys_id != DWMAC_CORE_5_10)
+ if (priv->synopsys_id < DWMAC_CORE_4_10)
ts_event_en = PTP_TCR_TSEVNTENA;
ptp_over_ipv4_udp = PTP_TCR_TSIPV4ENA;
ptp_over_ipv6_udp = PTP_TCR_TSIPV6ENA;
/* --------------------------------------------------------------------- */
-#ifdef __i386__
+#if defined(__i386__) && !defined(CONFIG_UML)
#include <asm/msr.h>
#define GETTICK(x) \
({ \
if (boot_cpu_has(X86_FEATURE_TSC)) \
x = (unsigned int)rdtsc(); \
})
-#else /* __i386__ */
+#else /* __i386__ && !CONFIG_UML */
#define GETTICK(x)
-#endif /* __i386__ */
+#endif /* __i386__ && !CONFIG_UML */
static void epp_bh(struct work_struct *work)
{
select PHYLIB
select MICROCHIP_PHY
select FIXED_PHY
+ select CRC32
help
This option adds support for Microchip LAN78XX based USB 2
& USB 3 10/100/1000 Ethernet adapters.
if (!dev->rx_urb_size)
dev->rx_urb_size = dev->hard_mtu;
dev->maxpacket = usb_maxpacket (dev->udev, dev->out, 1);
+ if (dev->maxpacket == 0) {
+ /* that is a broken device */
+ goto out4;
+ }
/* let userspace know we have a random address */
if (ether_addr_equal(net->dev_addr, node_id))
bool need_strict = rt6_need_strict(&ipv6_hdr(skb)->daddr);
bool is_ndisc = ipv6_ndisc_frame(skb);
- nf_reset_ct(skb);
-
/* loopback, multicast & non-ND link-local traffic; do not push through
* packet taps again. Reset pkt_type for upper layers to process skb.
* For strict packets with a source LLA, determine the dst using the
skb->skb_iif = vrf_dev->ifindex;
IPCB(skb)->flags |= IPSKB_L3SLAVE;
- nf_reset_ct(skb);
-
if (ipv4_is_multicast(ip_hdr(skb)->daddr))
goto out;
&reset_cmd,
ST95HF_RESET_CMD_LEN,
ASYNC);
- if (result) {
+ if (result)
dev_err(&spictx->spidev->dev,
"ST95HF reset failed in remove() err = %d\n", result);
- return result;
- }
/* wait for 3 ms to complete the controller reset process */
usleep_range(3000, 4000);
if (stcontext->st95hf_supply)
regulator_disable(stcontext->st95hf_supply);
- return result;
+ return 0;
}
/* Register as SPI protocol driver */
#include <linux/sort.h>
#include <linux/slab.h>
#include <linux/memblock.h>
+#include <linux/kmemleak.h>
#include "of_private.h"
err = memblock_mark_nomap(base, size);
if (err)
memblock_free(base, size);
+ kmemleak_ignore_phys(base);
}
return err;
dev->external_facing = 1;
}
-static void pci_acpi_setup(struct device *dev)
+void pci_acpi_setup(struct device *dev, struct acpi_device *adev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct acpi_device *adev = ACPI_COMPANION(dev);
-
- if (!adev)
- return;
pci_acpi_optimize_delay(pci_dev, adev->handle);
pci_acpi_set_external_facing(pci_dev);
acpi_device_power_add_dependent(adev, dev);
}
-static void pci_acpi_cleanup(struct device *dev)
+void pci_acpi_cleanup(struct device *dev, struct acpi_device *adev)
{
- struct acpi_device *adev = ACPI_COMPANION(dev);
struct pci_dev *pci_dev = to_pci_dev(dev);
- if (!adev)
- return;
-
pci_acpi_remove_edr_notifier(pci_dev);
pci_acpi_remove_pm_notifier(adev);
if (adev->wakeup.flags.valid) {
}
}
-static bool pci_acpi_bus_match(struct device *dev)
-{
- return dev_is_pci(dev);
-}
-
-static struct acpi_bus_type acpi_pci_bus = {
- .name = "PCI",
- .match = pci_acpi_bus_match,
- .find_companion = acpi_pci_find_companion,
- .setup = pci_acpi_setup,
- .cleanup = pci_acpi_cleanup,
-};
-
-
static struct fwnode_handle *(*pci_msi_get_fwnode_cb)(struct device *dev);
/**
static int __init acpi_pci_init(void)
{
- int ret;
-
if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_MSI) {
pr_info("ACPI FADT declares the system doesn't support MSI, so disable it\n");
pci_no_msi();
pcie_no_aspm();
}
- ret = register_acpi_bus_type(&acpi_pci_bus);
- if (ret)
+ if (acpi_pci_disabled)
return 0;
pci_set_platform_pm(&acpi_pci_platform_pm);
{
struct platform_device *pdev = to_platform_device(dev->parent);
struct platform_device *sdev = to_platform_device(dev);
+ struct acpi_device *adev = ACPI_COMPANION(dev);
struct l2cache_pmu *l2cache_pmu = data;
struct cluster_pmu *cluster;
- struct acpi_device *device;
unsigned long fw_cluster_id;
int err;
int irq;
- if (acpi_bus_get_device(ACPI_HANDLE(dev), &device))
- return -ENODEV;
-
- if (kstrtoul(device->pnp.unique_id, 10, &fw_cluster_id) < 0) {
+ if (!adev || kstrtoul(adev->pnp.unique_id, 10, &fw_cluster_id) < 0) {
dev_err(&pdev->dev, "unable to read ACPI uid\n");
return -ENODEV;
}
#include <linux/err.h>
#include <linux/io.h>
-#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinmux.h>
#include <linux/platform_device.h>
-#include <linux/regmap.h>
#include <linux/slab.h>
#define FLAG_BCM4708 BIT(1)
struct device *dev;
unsigned int chipset_flag;
struct pinctrl_dev *pctldev;
- struct regmap *regmap;
- u32 offset;
+ void __iomem *base;
struct pinctrl_desc pctldesc;
struct ns_pinctrl_group *groups;
unset |= BIT(pin_number);
}
- regmap_read(ns_pinctrl->regmap, ns_pinctrl->offset, &tmp);
+ tmp = readl(ns_pinctrl->base);
tmp &= ~unset;
- regmap_write(ns_pinctrl->regmap, ns_pinctrl->offset, tmp);
+ writel(tmp, ns_pinctrl->base);
return 0;
}
static int ns_pinctrl_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct device_node *np = dev->of_node;
const struct of_device_id *of_id;
struct ns_pinctrl *ns_pinctrl;
struct pinctrl_desc *pctldesc;
struct pinctrl_pin_desc *pin;
struct ns_pinctrl_group *group;
struct ns_pinctrl_function *function;
+ struct resource *res;
int i;
ns_pinctrl = devm_kzalloc(dev, sizeof(*ns_pinctrl), GFP_KERNEL);
return -EINVAL;
ns_pinctrl->chipset_flag = (uintptr_t)of_id->data;
- ns_pinctrl->regmap = syscon_node_to_regmap(of_get_parent(np));
- if (IS_ERR(ns_pinctrl->regmap)) {
- int err = PTR_ERR(ns_pinctrl->regmap);
-
- dev_err(dev, "Failed to map pinctrl regs: %d\n", err);
-
- return err;
- }
-
- if (of_property_read_u32(np, "offset", &ns_pinctrl->offset)) {
- dev_err(dev, "Failed to get register offset\n");
- return -ENOENT;
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
+ "cru_gpio_control");
+ ns_pinctrl->base = devm_ioremap_resource(dev, res);
+ if (IS_ERR(ns_pinctrl->base)) {
+ dev_err(dev, "Failed to map pinctrl regs\n");
+ return PTR_ERR(ns_pinctrl->base);
}
memcpy(pctldesc, &ns_pinctrl_desc, sizeof(*pctldesc));
.pin_config_group_set = amd_pinconf_group_set,
};
+static void amd_gpio_irq_init(struct amd_gpio *gpio_dev)
+{
+ struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
+ unsigned long flags;
+ u32 pin_reg, mask;
+ int i;
+
+ mask = BIT(WAKE_CNTRL_OFF_S0I3) | BIT(WAKE_CNTRL_OFF_S3) |
+ BIT(INTERRUPT_MASK_OFF) | BIT(INTERRUPT_ENABLE_OFF) |
+ BIT(WAKE_CNTRL_OFF_S4);
+
+ for (i = 0; i < desc->npins; i++) {
+ int pin = desc->pins[i].number;
+ const struct pin_desc *pd = pin_desc_get(gpio_dev->pctrl, pin);
+
+ if (!pd)
+ continue;
+
+ raw_spin_lock_irqsave(&gpio_dev->lock, flags);
+
+ pin_reg = readl(gpio_dev->base + i * 4);
+ pin_reg &= ~mask;
+ writel(pin_reg, gpio_dev->base + i * 4);
+
+ raw_spin_unlock_irqrestore(&gpio_dev->lock, flags);
+ }
+}
+
#ifdef CONFIG_PM_SLEEP
static bool amd_gpio_should_save(struct amd_gpio *gpio_dev, unsigned int pin)
{
return PTR_ERR(gpio_dev->pctrl);
}
+ /* Disable and mask interrupts */
+ amd_gpio_irq_init(gpio_dev);
+
girq = &gpio_dev->gc.irq;
girq->chip = &amd_gpio_irqchip;
/* This will let us handle the parent IRQ in the driver */
struct stm32_pinctrl_group *g = pctl->groups;
int i;
- for (i = g->pin; i < g->pin + pctl->ngroups; i++)
- stm32_pinctrl_restore_gpio_regs(pctl, i);
+ for (i = 0; i < pctl->ngroups; i++, g++)
+ stm32_pinctrl_restore_gpio_regs(pctl, g->pin);
return 0;
}
struct ptp_clock *ptp = container_of(dev, struct ptp_clock, dev);
ptp_cleanup_pin_groups(ptp);
+ kfree(ptp->vclock_index);
mutex_destroy(&ptp->tsevq_mux);
mutex_destroy(&ptp->pincfg_mux);
mutex_destroy(&ptp->n_vclocks_mux);
/* Create a posix clock and link it to the device. */
err = posix_clock_register(&ptp->clock, &ptp->dev);
if (err) {
+ if (ptp->pps_source)
+ pps_unregister_source(ptp->pps_source);
+
+ if (ptp->kworker)
+ kthread_destroy_worker(ptp->kworker);
+
+ put_device(&ptp->dev);
+
pr_err("failed to create posix clock\n");
- goto no_clock;
+ return ERR_PTR(err);
}
return ptp;
-no_clock:
- if (ptp->pps_source)
- pps_unregister_source(ptp->pps_source);
no_pps:
ptp_cleanup_pin_groups(ptp);
no_pin_groups:
ptp->defunct = 1;
wake_up_interruptible(&ptp->tsev_wq);
- kfree(ptp->vclock_index);
-
if (ptp->kworker) {
kthread_cancel_delayed_work_sync(&ptp->aux_work);
kthread_destroy_worker(ptp->kworker);
ret = kvm_hypercall2(KVM_HC_CLOCK_PAIRING, clock_pair_gpa,
KVM_CLOCK_PAIRING_WALLCLOCK);
- if (ret == -KVM_ENOSYS || ret == -KVM_EOPNOTSUPP)
+ if (ret == -KVM_ENOSYS)
return -ENODEV;
- return 0;
+ return ret;
}
int kvm_arch_ptp_get_clock(struct timespec64 *ts)
goto fail;
}
- shost->cmd_per_lun = min_t(short, shost->cmd_per_lun,
+ /* Use min_t(int, ...) in case shost->can_queue exceeds SHRT_MAX */
+ shost->cmd_per_lun = min_t(int, shost->cmd_per_lun,
shost->can_queue);
error = scsi_init_sense_cache(shost);
shost->max_lun = -1;
shost->unique_id = mrioc->id;
- shost->max_channel = 1;
+ shost->max_channel = 0;
shost->max_id = 0xFFFFFFFF;
if (prot_mask >= 0)
goto done_free_fcport;
done_free_fcport:
- if (bsg_request->msgcode == FC_BSG_RPT_ELS)
+ if (bsg_request->msgcode != FC_BSG_RPT_ELS)
qla2x00_free_fcport(fcport);
done:
return rval;
ql_dbg_pci(ql_dbg_init, ha->pdev,
0xe0ee, "%s: failed alloc dsd\n",
__func__);
- return 1;
+ return -ENOMEM;
}
ha->dif_bundle_kallocs++;
"RESET-RSP online/active/old-count/new-count = %d/%d/%d/%d.\n",
vha->flags.online, qla2x00_reset_active(vha),
cmd->reset_count, qpair->chip_reset);
- spin_unlock_irqrestore(qpair->qp_lock_ptr, flags);
- return 0;
+ goto out_unmap_unlock;
}
/* Does F/W have an IOCBs for this request */
prm.sg = NULL;
prm.req_cnt = 1;
- /* Calculate number of entries and segments required */
- if (qlt_pci_map_calc_cnt(&prm) != 0)
- return -EAGAIN;
-
if (!qpair->fw_started || (cmd->reset_count != qpair->chip_reset) ||
(cmd->sess && cmd->sess->deleted)) {
/*
return 0;
}
+ /* Calculate number of entries and segments required */
+ if (qlt_pci_map_calc_cnt(&prm) != 0)
+ return -EAGAIN;
+
spin_lock_irqsave(qpair->qp_lock_ptr, flags);
/* Does F/W have an IOCBs for this request */
res = qlt_check_reserve_free_req(qpair, prm.req_cnt);
BUG_ON(cmd->cmd_in_wq);
- if (cmd->sg_mapped)
- qlt_unmap_sg(cmd->vha, cmd);
-
if (!cmd->q_full)
qlt_decr_num_pend_cmds(cmd->vha);
*/
void scsi_device_put(struct scsi_device *sdev)
{
- module_put(sdev->host->hostt->module);
+ struct module *mod = sdev->host->hostt->module;
+
put_device(&sdev->sdev_gendev);
+ module_put(mod);
}
EXPORT_SYMBOL(scsi_device_put);
struct scsi_vpd *vpd_pg80 = NULL, *vpd_pg83 = NULL;
struct scsi_vpd *vpd_pg0 = NULL, *vpd_pg89 = NULL;
unsigned long flags;
+ struct module *mod;
sdev = container_of(work, struct scsi_device, ew.work);
+ mod = sdev->host->hostt->module;
+
scsi_dh_release_device(sdev);
parent = sdev->sdev_gendev.parent;
if (parent)
put_device(parent);
+ module_put(mod);
}
static void scsi_device_dev_release(struct device *dev)
{
struct scsi_device *sdp = to_scsi_device(dev);
+
+ /* Set module pointer as NULL in case of module unloading */
+ if (!try_module_get(sdp->host->hostt->module))
+ sdp->host->hostt->module = NULL;
+
execute_in_process_context(scsi_device_dev_release_usercontext,
&sdp->ew);
}
session->recovery_tmo = value;
break;
default:
- err = transport->set_param(conn, ev->u.set_param.param,
- data, ev->u.set_param.len);
if ((conn->state == ISCSI_CONN_BOUND) ||
(conn->state == ISCSI_CONN_UP)) {
err = transport->set_param(conn, ev->u.set_param.param,
static int sd_resume_runtime(struct device *dev)
{
struct scsi_disk *sdkp = dev_get_drvdata(dev);
- struct scsi_device *sdp = sdkp->device;
+ struct scsi_device *sdp;
+
+ if (!sdkp) /* E.g.: runtime resume at the start of sd_probe() */
+ return 0;
+
+ sdp = sdkp->device;
if (sdp->ignore_media_change) {
/* clear the device's sense data */
foreach_vmbus_pkt(desc, channel) {
struct vstor_packet *packet = hv_pkt_data(desc);
struct storvsc_cmd_request *request = NULL;
+ u32 pktlen = hv_pkt_datalen(desc);
u64 rqst_id = desc->trans_id;
+ u32 minlen = rqst_id ? sizeof(struct vstor_packet) -
+ stor_device->vmscsi_size_delta : sizeof(enum vstor_packet_operation);
- if (hv_pkt_datalen(desc) < sizeof(struct vstor_packet) -
- stor_device->vmscsi_size_delta) {
- dev_err(&device->device, "Invalid packet len\n");
+ if (pktlen < minlen) {
+ dev_err(&device->device,
+ "Invalid pkt: id=%llu, len=%u, minlen=%u\n",
+ rqst_id, pktlen, minlen);
continue;
}
if (rqst_id == 0) {
/*
* storvsc_on_receive() looks at the vstor_packet in the message
- * from the ring buffer. If the operation in the vstor_packet is
- * COMPLETE_IO, then we call storvsc_on_io_completion(), and
- * dereference the guest memory address. Make sure we don't call
- * storvsc_on_io_completion() with a guest memory address that is
- * zero if Hyper-V were to construct and send such a bogus packet.
+ * from the ring buffer.
+ *
+ * - If the operation in the vstor_packet is COMPLETE_IO, then
+ * we call storvsc_on_io_completion(), and dereference the
+ * guest memory address. Make sure we don't call
+ * storvsc_on_io_completion() with a guest memory address
+ * that is zero if Hyper-V were to construct and send such
+ * a bogus packet.
+ *
+ * - If the operation in the vstor_packet is FCHBA_DATA, then
+ * we call cache_wwn(), and access the data payload area of
+ * the packet (wwn_packet); however, there is no guarantee
+ * that the packet is big enough to contain such area.
+ * Future-proof the code by rejecting such a bogus packet.
*/
- if (packet->operation == VSTOR_OPERATION_COMPLETE_IO) {
+ if (packet->operation == VSTOR_OPERATION_COMPLETE_IO ||
+ packet->operation == VSTOR_OPERATION_FCHBA_DATA) {
dev_err(&device->device, "Invalid packet with ID of 0\n");
continue;
}
static int ufs_intel_resume(struct ufs_hba *hba, enum ufs_pm_op op)
{
- /*
- * To support S4 (suspend-to-disk) with spm_lvl other than 5, the base
- * address registers must be restored because the restore kernel can
- * have used different addresses.
- */
- ufshcd_writel(hba, lower_32_bits(hba->utrdl_dma_addr),
- REG_UTP_TRANSFER_REQ_LIST_BASE_L);
- ufshcd_writel(hba, upper_32_bits(hba->utrdl_dma_addr),
- REG_UTP_TRANSFER_REQ_LIST_BASE_H);
- ufshcd_writel(hba, lower_32_bits(hba->utmrdl_dma_addr),
- REG_UTP_TASK_REQ_LIST_BASE_L);
- ufshcd_writel(hba, upper_32_bits(hba->utmrdl_dma_addr),
- REG_UTP_TASK_REQ_LIST_BASE_H);
-
if (ufshcd_is_link_hibern8(hba)) {
int ret = ufshcd_uic_hibern8_exit(hba);
.device_reset = ufs_intel_device_reset,
};
+#ifdef CONFIG_PM_SLEEP
+static int ufshcd_pci_restore(struct device *dev)
+{
+ struct ufs_hba *hba = dev_get_drvdata(dev);
+
+ /* Force a full reset and restore */
+ ufshcd_set_link_off(hba);
+
+ return ufshcd_system_resume(dev);
+}
+#endif
+
/**
* ufshcd_pci_shutdown - main function to put the controller in reset state
* @pdev: pointer to PCI device handle
}
static const struct dev_pm_ops ufshcd_pci_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(ufshcd_system_suspend, ufshcd_system_resume)
SET_RUNTIME_PM_OPS(ufshcd_runtime_suspend, ufshcd_runtime_resume, NULL)
#ifdef CONFIG_PM_SLEEP
+ .suspend = ufshcd_system_suspend,
+ .resume = ufshcd_system_resume,
+ .freeze = ufshcd_system_suspend,
+ .thaw = ufshcd_system_resume,
+ .poweroff = ufshcd_system_suspend,
+ .restore = ufshcd_pci_restore,
.prepare = ufshcd_suspend_prepare,
.complete = ufshcd_resume_complete,
#endif
return 0;
}
-static int tegra_slink_runtime_resume(struct device *dev)
+static int __maybe_unused tegra_slink_runtime_resume(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
struct tegra_slink_data *tspi = spi_master_get_devdata(master);
qstr.len = strlen(p);
offset = p - name;
}
- qstr.hash = full_name_hash(dentry, name, qstr.len);
+ qstr.hash = full_name_hash(dentry, qstr.name, qstr.len);
if (mutex_lock_interruptible(&sbi->wq_mutex)) {
kfree(name);
int ceph_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
- struct ceph_file_info *fi = file->private_data;
struct inode *inode = file->f_mapping->host;
struct ceph_inode_info *ci = ceph_inode(inode);
u64 flush_tid;
if (err < 0)
ret = err;
- if (errseq_check(&ci->i_meta_err, READ_ONCE(fi->meta_err))) {
- spin_lock(&file->f_lock);
- err = errseq_check_and_advance(&ci->i_meta_err,
- &fi->meta_err);
- spin_unlock(&file->f_lock);
- if (err < 0)
- ret = err;
- }
+ err = file_check_and_advance_wb_err(file);
+ if (err < 0)
+ ret = err;
out:
dout("fsync %p%s result=%d\n", inode, datasync ? " datasync" : "", ret);
return ret;
spin_lock_init(&fi->rw_contexts_lock);
INIT_LIST_HEAD(&fi->rw_contexts);
- fi->meta_err = errseq_sample(&ci->i_meta_err);
fi->filp_gen = READ_ONCE(ceph_inode_to_client(inode)->filp_gen);
return 0;
ceph_fscache_inode_init(ci);
- ci->i_meta_err = 0;
-
return &ci->vfs_inode;
}
{
struct ceph_mds_request *req;
struct rb_node *p;
- struct ceph_inode_info *ci;
dout("cleanup_session_requests mds%d\n", session->s_mds);
mutex_lock(&mdsc->mutex);
struct ceph_mds_request, r_unsafe_item);
pr_warn_ratelimited(" dropping unsafe request %llu\n",
req->r_tid);
- if (req->r_target_inode) {
- /* dropping unsafe change of inode's attributes */
- ci = ceph_inode(req->r_target_inode);
- errseq_set(&ci->i_meta_err, -EIO);
- }
- if (req->r_unsafe_dir) {
- /* dropping unsafe directory operation */
- ci = ceph_inode(req->r_unsafe_dir);
- errseq_set(&ci->i_meta_err, -EIO);
- }
+ if (req->r_target_inode)
+ mapping_set_error(req->r_target_inode->i_mapping, -EIO);
+ if (req->r_unsafe_dir)
+ mapping_set_error(req->r_unsafe_dir->i_mapping, -EIO);
__unregister_request(mdsc, req);
}
/* zero r_attempts, so kick_requests() will re-send requests */
spin_unlock(&mdsc->cap_dirty_lock);
if (dirty_dropped) {
- errseq_set(&ci->i_meta_err, -EIO);
+ mapping_set_error(inode->i_mapping, -EIO);
if (ci->i_wrbuffer_ref_head == 0 &&
ci->i_wr_ref == 0 &&
struct ceph_fs_client *new = fc->s_fs_info;
struct ceph_mount_options *fsopt = new->mount_options;
struct ceph_options *opt = new->client->options;
- struct ceph_fs_client *other = ceph_sb_to_client(sb);
+ struct ceph_fs_client *fsc = ceph_sb_to_client(sb);
dout("ceph_compare_super %p\n", sb);
- if (compare_mount_options(fsopt, opt, other)) {
+ if (compare_mount_options(fsopt, opt, fsc)) {
dout("monitor(s)/mount options don't match\n");
return 0;
}
if ((opt->flags & CEPH_OPT_FSID) &&
- ceph_fsid_compare(&opt->fsid, &other->client->fsid)) {
+ ceph_fsid_compare(&opt->fsid, &fsc->client->fsid)) {
dout("fsid doesn't match\n");
return 0;
}
dout("flags differ\n");
return 0;
}
+
+ if (fsc->blocklisted && !ceph_test_mount_opt(fsc, CLEANRECOVER)) {
+ dout("client is blocklisted (and CLEANRECOVER is not set)\n");
+ return 0;
+ }
+
+ if (fsc->mount_state == CEPH_MOUNT_SHUTDOWN) {
+ dout("client has been forcibly unmounted\n");
+ return 0;
+ }
+
return 1;
}
#ifdef CONFIG_CEPH_FSCACHE
struct fscache_cookie *fscache;
#endif
- errseq_t i_meta_err;
-
struct inode vfs_inode; /* at end */
};
spinlock_t rw_contexts_lock;
struct list_head rw_contexts;
- errseq_t meta_err;
u32 filp_gen;
atomic_t num_locks;
};
*/
void fuse_conn_destroy(struct fuse_mount *fm);
+/* Drop the connection and free the fuse mount */
+void fuse_mount_destroy(struct fuse_mount *fm);
+
/**
* Add connection to control filesystem
*/
}
}
-static void fuse_put_super(struct super_block *sb)
-{
- struct fuse_mount *fm = get_fuse_mount_super(sb);
-
- fuse_conn_put(fm->fc);
- kfree(fm);
-}
-
static void convert_fuse_statfs(struct kstatfs *stbuf, struct fuse_kstatfs *attr)
{
stbuf->f_type = FUSE_SUPER_MAGIC;
.evict_inode = fuse_evict_inode,
.write_inode = fuse_write_inode,
.drop_inode = generic_delete_inode,
- .put_super = fuse_put_super,
.umount_begin = fuse_umount_begin,
.statfs = fuse_statfs,
.sync_fs = fuse_sync_fs,
if (!fm)
return -ENOMEM;
+ fm->fc = fuse_conn_get(fc);
fsc->s_fs_info = fm;
sb = sget_fc(fsc, NULL, set_anon_super_fc);
- if (IS_ERR(sb)) {
- kfree(fm);
+ if (fsc->s_fs_info)
+ fuse_mount_destroy(fm);
+ if (IS_ERR(sb))
return PTR_ERR(sb);
- }
- fm->fc = fuse_conn_get(fc);
/* Initialize superblock, making @mp_fi its root */
err = fuse_fill_super_submount(sb, mp_fi);
if (err) {
- fuse_conn_put(fc);
- kfree(fm);
- sb->s_fs_info = NULL;
deactivate_locked_super(sb);
return err;
}
{
struct fuse_fs_context *ctx = fsc->fs_private;
int err;
- struct fuse_conn *fc;
- struct fuse_mount *fm;
if (!ctx->file || !ctx->rootmode_present ||
!ctx->user_id_present || !ctx->group_id_present)
* Require mount to happen from the same user namespace which
* opened /dev/fuse to prevent potential attacks.
*/
- err = -EINVAL;
if ((ctx->file->f_op != &fuse_dev_operations) ||
(ctx->file->f_cred->user_ns != sb->s_user_ns))
- goto err;
+ return -EINVAL;
ctx->fudptr = &ctx->file->private_data;
- fc = kmalloc(sizeof(*fc), GFP_KERNEL);
- err = -ENOMEM;
- if (!fc)
- goto err;
-
- fm = kzalloc(sizeof(*fm), GFP_KERNEL);
- if (!fm) {
- kfree(fc);
- goto err;
- }
-
- fuse_conn_init(fc, fm, sb->s_user_ns, &fuse_dev_fiq_ops, NULL);
- fc->release = fuse_free_conn;
-
- sb->s_fs_info = fm;
-
err = fuse_fill_super_common(sb, ctx);
if (err)
- goto err_put_conn;
+ return err;
/* file->private_data shall be visible on all CPUs after this */
smp_mb();
fuse_send_init(get_fuse_mount_super(sb));
return 0;
-
- err_put_conn:
- fuse_conn_put(fc);
- kfree(fm);
- sb->s_fs_info = NULL;
- err:
- return err;
}
/*
{
struct fuse_fs_context *ctx = fsc->fs_private;
struct fuse_dev *fud;
+ struct fuse_conn *fc;
+ struct fuse_mount *fm;
struct super_block *sb;
int err;
+ fc = kmalloc(sizeof(*fc), GFP_KERNEL);
+ if (!fc)
+ return -ENOMEM;
+
+ fm = kzalloc(sizeof(*fm), GFP_KERNEL);
+ if (!fm) {
+ kfree(fc);
+ return -ENOMEM;
+ }
+
+ fuse_conn_init(fc, fm, fsc->user_ns, &fuse_dev_fiq_ops, NULL);
+ fc->release = fuse_free_conn;
+
+ fsc->s_fs_info = fm;
+
if (ctx->fd_present)
ctx->file = fget(ctx->fd);
if (IS_ENABLED(CONFIG_BLOCK) && ctx->is_bdev) {
err = get_tree_bdev(fsc, fuse_fill_super);
- goto out_fput;
+ goto out;
}
/*
* While block dev mount can be initialized with a dummy device fd
* (found by device name), normal fuse mounts can't
*/
+ err = -EINVAL;
if (!ctx->file)
- return -EINVAL;
+ goto out;
/*
* Allow creating a fuse mount with an already initialized fuse
} else {
err = get_tree_nodev(fsc, fuse_fill_super);
}
-out_fput:
+out:
+ if (fsc->s_fs_info)
+ fuse_mount_destroy(fm);
if (ctx->file)
fput(ctx->file);
return err;
struct fuse_mount *fm = get_fuse_mount_super(sb);
bool last;
- if (fm) {
+ if (sb->s_root) {
last = fuse_mount_remove(fm);
if (last)
fuse_conn_destroy(fm);
}
}
+void fuse_mount_destroy(struct fuse_mount *fm)
+{
+ fuse_conn_put(fm->fc);
+ kfree(fm);
+}
+EXPORT_SYMBOL(fuse_mount_destroy);
+
static void fuse_kill_sb_anon(struct super_block *sb)
{
fuse_sb_destroy(sb);
kill_anon_super(sb);
+ fuse_mount_destroy(get_fuse_mount_super(sb));
}
static struct file_system_type fuse_fs_type = {
{
fuse_sb_destroy(sb);
kill_block_super(sb);
+ fuse_mount_destroy(get_fuse_mount_super(sb));
}
static struct file_system_type fuseblk_fs_type = {
bool last;
/* If mount failed, we can still be called without any fc */
- if (fm) {
+ if (sb->s_root) {
last = fuse_mount_remove(fm);
if (last)
virtio_fs_conn_destroy(fm);
}
kill_anon_super(sb);
+ fuse_mount_destroy(fm);
}
static int virtio_fs_test_super(struct super_block *sb,
fsc->s_fs_info = fm;
sb = sget_fc(fsc, virtio_fs_test_super, set_anon_super_fc);
- if (fsc->s_fs_info) {
- fuse_conn_put(fc);
- kfree(fm);
- }
+ if (fsc->s_fs_info)
+ fuse_mount_destroy(fm);
if (IS_ERR(sb))
return PTR_ERR(sb);
if (!sb->s_root) {
err = virtio_fs_fill_super(sb, fsc);
if (err) {
- fuse_conn_put(fc);
- kfree(fm);
- sb->s_fs_info = NULL;
deactivate_locked_super(sb);
return err;
}
pr_warn_once("io-wq is not configured for unbound workers");
raw_spin_lock(&wqe->lock);
- if (acct->nr_workers == acct->max_workers) {
+ if (acct->nr_workers >= acct->max_workers) {
raw_spin_unlock(&wqe->lock);
return true;
}
rcu_read_lock();
for_each_node(node) {
+ struct io_wqe *wqe = wq->wqes[node];
struct io_wqe_acct *acct;
+ raw_spin_lock(&wqe->lock);
for (i = 0; i < IO_WQ_ACCT_NR; i++) {
- acct = &wq->wqes[node]->acct[i];
+ acct = &wqe->acct[i];
prev = max_t(int, acct->max_workers, prev);
if (new_count[i])
acct->max_workers = new_count[i];
new_count[i] = prev;
}
+ raw_spin_unlock(&wqe->lock);
}
rcu_read_unlock();
return 0;
struct work_struct exit_work;
struct list_head tctx_list;
struct completion ref_comp;
+ u32 iowq_limits[2];
+ bool iowq_limits_set;
};
};
}
}
-static inline void io_unprep_linked_timeout(struct io_kiocb *req)
-{
- req->flags &= ~REQ_F_LINK_TIMEOUT;
-}
-
static struct io_kiocb *__io_prep_linked_timeout(struct io_kiocb *req)
{
if (WARN_ON_ONCE(!req->link))
switch (io_arm_poll_handler(req)) {
case IO_APOLL_READY:
if (linked_timeout)
- io_unprep_linked_timeout(req);
+ io_queue_linked_timeout(linked_timeout);
goto issue_sqe;
case IO_APOLL_ABORTED:
/*
ret = io_uring_alloc_task_context(current, ctx);
if (unlikely(ret))
return ret;
+
tctx = current->io_uring;
+ if (ctx->iowq_limits_set) {
+ unsigned int limits[2] = { ctx->iowq_limits[0],
+ ctx->iowq_limits[1], };
+
+ ret = io_wq_max_workers(tctx->io_wq, limits);
+ if (ret)
+ return ret;
+ }
}
if (!xa_load(&tctx->xa, (unsigned long)ctx)) {
node = kmalloc(sizeof(*node), GFP_KERNEL);
static int io_register_iowq_max_workers(struct io_ring_ctx *ctx,
void __user *arg)
+ __must_hold(&ctx->uring_lock)
{
+ struct io_tctx_node *node;
struct io_uring_task *tctx = NULL;
struct io_sq_data *sqd = NULL;
__u32 new_count[2];
tctx = current->io_uring;
}
- ret = -EINVAL;
- if (!tctx || !tctx->io_wq)
- goto err;
+ BUILD_BUG_ON(sizeof(new_count) != sizeof(ctx->iowq_limits));
- ret = io_wq_max_workers(tctx->io_wq, new_count);
- if (ret)
- goto err;
+ memcpy(ctx->iowq_limits, new_count, sizeof(new_count));
+ ctx->iowq_limits_set = true;
+
+ ret = -EINVAL;
+ if (tctx && tctx->io_wq) {
+ ret = io_wq_max_workers(tctx->io_wq, new_count);
+ if (ret)
+ goto err;
+ } else {
+ memset(new_count, 0, sizeof(new_count));
+ }
if (sqd) {
mutex_unlock(&sqd->lock);
if (copy_to_user(arg, new_count, sizeof(new_count)))
return -EFAULT;
+ /* that's it for SQPOLL, only the SQPOLL task creates requests */
+ if (sqd)
+ return 0;
+
+ /* now propagate the restriction to all registered users */
+ list_for_each_entry(node, &ctx->tctx_list, ctx_node) {
+ struct io_uring_task *tctx = node->task->io_uring;
+
+ if (WARN_ON_ONCE(!tctx->io_wq))
+ continue;
+
+ for (i = 0; i < ARRAY_SIZE(new_count); i++)
+ new_count[i] = ctx->iowq_limits[i];
+ /* ignore errors, it always returns zero anyway */
+ (void)io_wq_max_workers(tctx->io_wq, new_count);
+ }
return 0;
err:
if (sqd) {
struct fd f = fdget(fd);
int ret = -EBADF;
- if (!f.file)
+ if (!f.file || !(f.file->f_mode & FMODE_READ))
goto out;
ret = kernel_read_file(f.file, offset, buf, buf_size, file_size, id);
int blob_len, struct ksmbd_session *sess)
{
char *domain_name;
- unsigned int lm_off, nt_off;
- unsigned short nt_len;
+ unsigned int nt_off, dn_off;
+ unsigned short nt_len, dn_len;
int ret;
if (blob_len < sizeof(struct authenticate_message)) {
return -EINVAL;
}
- lm_off = le32_to_cpu(authblob->LmChallengeResponse.BufferOffset);
nt_off = le32_to_cpu(authblob->NtChallengeResponse.BufferOffset);
nt_len = le16_to_cpu(authblob->NtChallengeResponse.Length);
+ dn_off = le32_to_cpu(authblob->DomainName.BufferOffset);
+ dn_len = le16_to_cpu(authblob->DomainName.Length);
+
+ if (blob_len < (u64)dn_off + dn_len || blob_len < (u64)nt_off + nt_len)
+ return -EINVAL;
/* TODO : use domain name that imported from configuration file */
- domain_name = smb_strndup_from_utf16((const char *)authblob +
- le32_to_cpu(authblob->DomainName.BufferOffset),
- le16_to_cpu(authblob->DomainName.Length), true,
- sess->conn->local_nls);
+ domain_name = smb_strndup_from_utf16((const char *)authblob + dn_off,
+ dn_len, true, sess->conn->local_nls);
if (IS_ERR(domain_name))
return PTR_ERR(domain_name);
conn->local_nls = load_nls_default();
atomic_set(&conn->req_running, 0);
atomic_set(&conn->r_count, 0);
+ conn->total_credits = 1;
+
init_waitqueue_head(&conn->req_running_q);
INIT_LIST_HEAD(&conn->conns_list);
INIT_LIST_HEAD(&conn->sessions);
*/
struct ksmbd_logout_request {
__s8 account[KSMBD_REQ_MAX_ACCOUNT_NAME_SZ]; /* user account name */
+ __u32 account_flags;
};
/*
#define KSMBD_USER_FLAG_BAD_UID BIT(2)
#define KSMBD_USER_FLAG_BAD_USER BIT(3)
#define KSMBD_USER_FLAG_GUEST_ACCOUNT BIT(4)
+#define KSMBD_USER_FLAG_DELAY_SESSION BIT(5)
/*
* Share config flags.
void ksmbd_free_user(struct ksmbd_user *user)
{
- ksmbd_ipc_logout_request(user->name);
+ ksmbd_ipc_logout_request(user->name, user->flags);
kfree(user->name);
kfree(user->passkey);
kfree(user);
size_t passkey_sz;
char *passkey;
+ unsigned int failed_login_count;
};
static inline bool user_guest(struct ksmbd_user *user)
le32_to_cpu(h->MaxOutputResponse);
}
-static int smb2_validate_credit_charge(struct smb2_hdr *hdr)
+static int smb2_validate_credit_charge(struct ksmbd_conn *conn,
+ struct smb2_hdr *hdr)
{
- int req_len = 0, expect_resp_len = 0, calc_credit_num, max_len;
- int credit_charge = le16_to_cpu(hdr->CreditCharge);
+ unsigned int req_len = 0, expect_resp_len = 0, calc_credit_num, max_len;
+ unsigned short credit_charge = le16_to_cpu(hdr->CreditCharge);
void *__hdr = hdr;
+ int ret;
switch (hdr->Command) {
case SMB2_QUERY_INFO:
req_len = smb2_ioctl_req_len(__hdr);
expect_resp_len = smb2_ioctl_resp_len(__hdr);
break;
- default:
+ case SMB2_CANCEL:
return 0;
+ default:
+ req_len = 1;
+ break;
}
- credit_charge = max(1, credit_charge);
- max_len = max(req_len, expect_resp_len);
+ credit_charge = max_t(unsigned short, credit_charge, 1);
+ max_len = max_t(unsigned int, req_len, expect_resp_len);
calc_credit_num = DIV_ROUND_UP(max_len, SMB2_MAX_BUFFER_SIZE);
if (credit_charge < calc_credit_num) {
- pr_err("Insufficient credit charge, given: %d, needed: %d\n",
- credit_charge, calc_credit_num);
+ ksmbd_debug(SMB, "Insufficient credit charge, given: %d, needed: %d\n",
+ credit_charge, calc_credit_num);
+ return 1;
+ } else if (credit_charge > conn->max_credits) {
+ ksmbd_debug(SMB, "Too large credit charge: %d\n", credit_charge);
return 1;
}
- return 0;
+ spin_lock(&conn->credits_lock);
+ if (credit_charge <= conn->total_credits) {
+ conn->total_credits -= credit_charge;
+ ret = 0;
+ } else {
+ ksmbd_debug(SMB, "Insufficient credits granted, given: %u, granted: %u\n",
+ credit_charge, conn->total_credits);
+ ret = 1;
+ }
+ spin_unlock(&conn->credits_lock);
+ return ret;
}
int ksmbd_smb2_check_message(struct ksmbd_work *work)
}
}
- if ((work->conn->vals->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU) &&
- smb2_validate_credit_charge(hdr)) {
- work->conn->ops->set_rsp_status(work, STATUS_INVALID_PARAMETER);
- return 1;
- }
-
if (smb2_calc_size(hdr, &clc_len))
return 1;
if (len != clc_len) {
/* client can return one byte more due to implied bcc[0] */
if (clc_len == len + 1)
- return 0;
+ goto validate_credit;
/*
* Some windows servers (win2016) will pad also the final
* PDU in a compound to 8 bytes.
*/
if (ALIGN(clc_len, 8) == len)
- return 0;
+ goto validate_credit;
/*
* windows client also pad up to 8 bytes when compounding.
"cli req padded more than expected. Length %d not %d for cmd:%d mid:%llu\n",
len, clc_len, command,
le64_to_cpu(hdr->MessageId));
- return 0;
+ goto validate_credit;
}
ksmbd_debug(SMB,
return 1;
}
+validate_credit:
+ if ((work->conn->vals->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU) &&
+ smb2_validate_credit_charge(work->conn, hdr)) {
+ work->conn->ops->set_rsp_status(work, STATUS_INVALID_PARAMETER);
+ return 1;
+ }
+
return 0;
}
void init_smb2_max_read_size(unsigned int sz)
{
+ sz = clamp_val(sz, SMB3_MIN_IOSIZE, SMB3_MAX_IOSIZE);
smb21_server_values.max_read_size = sz;
smb30_server_values.max_read_size = sz;
smb302_server_values.max_read_size = sz;
void init_smb2_max_write_size(unsigned int sz)
{
+ sz = clamp_val(sz, SMB3_MIN_IOSIZE, SMB3_MAX_IOSIZE);
smb21_server_values.max_write_size = sz;
smb30_server_values.max_write_size = sz;
smb302_server_values.max_write_size = sz;
void init_smb2_max_trans_size(unsigned int sz)
{
+ sz = clamp_val(sz, SMB3_MIN_IOSIZE, SMB3_MAX_IOSIZE);
smb21_server_values.max_trans_size = sz;
smb30_server_values.max_trans_size = sz;
smb302_server_values.max_trans_size = sz;
return 0;
}
-static int smb2_consume_credit_charge(struct ksmbd_work *work,
- unsigned short credit_charge)
-{
- struct ksmbd_conn *conn = work->conn;
- unsigned int rsp_credits = 1;
-
- if (!conn->total_credits)
- return 0;
-
- if (credit_charge > 0)
- rsp_credits = credit_charge;
-
- conn->total_credits -= rsp_credits;
- return rsp_credits;
-}
-
/**
* smb2_set_rsp_credits() - set number of credits in response buffer
* @work: smb work containing smb response buffer
struct smb2_hdr *req_hdr = ksmbd_req_buf_next(work);
struct smb2_hdr *hdr = ksmbd_resp_buf_next(work);
struct ksmbd_conn *conn = work->conn;
- unsigned short credits_requested = le16_to_cpu(req_hdr->CreditRequest);
- unsigned short credit_charge = 1, credits_granted = 0;
- unsigned short aux_max, aux_credits, min_credits;
- int rsp_credit_charge;
+ unsigned short credits_requested;
+ unsigned short credit_charge, credits_granted = 0;
+ unsigned short aux_max, aux_credits;
- if (hdr->Command == SMB2_CANCEL)
- goto out;
+ if (work->send_no_response)
+ return 0;
- /* get default minimum credits by shifting maximum credits by 4 */
- min_credits = conn->max_credits >> 4;
+ hdr->CreditCharge = req_hdr->CreditCharge;
- if (conn->total_credits >= conn->max_credits) {
+ if (conn->total_credits > conn->max_credits) {
+ hdr->CreditRequest = 0;
pr_err("Total credits overflow: %d\n", conn->total_credits);
- conn->total_credits = min_credits;
- }
-
- rsp_credit_charge =
- smb2_consume_credit_charge(work, le16_to_cpu(req_hdr->CreditCharge));
- if (rsp_credit_charge < 0)
return -EINVAL;
+ }
- hdr->CreditCharge = cpu_to_le16(rsp_credit_charge);
+ credit_charge = max_t(unsigned short,
+ le16_to_cpu(req_hdr->CreditCharge), 1);
+ credits_requested = max_t(unsigned short,
+ le16_to_cpu(req_hdr->CreditRequest), 1);
- if (credits_requested > 0) {
- aux_credits = credits_requested - 1;
- aux_max = 32;
- if (hdr->Command == SMB2_NEGOTIATE)
- aux_max = 0;
- aux_credits = (aux_credits < aux_max) ? aux_credits : aux_max;
- credits_granted = aux_credits + credit_charge;
+ /* according to smb2.credits smbtorture, Windows server
+ * 2016 or later grant up to 8192 credits at once.
+ *
+ * TODO: Need to adjuct CreditRequest value according to
+ * current cpu load
+ */
+ aux_credits = credits_requested - 1;
+ if (hdr->Command == SMB2_NEGOTIATE)
+ aux_max = 0;
+ else
+ aux_max = conn->max_credits - credit_charge;
+ aux_credits = min_t(unsigned short, aux_credits, aux_max);
+ credits_granted = credit_charge + aux_credits;
- /* if credits granted per client is getting bigger than default
- * minimum credits then we should wrap it up within the limits.
- */
- if ((conn->total_credits + credits_granted) > min_credits)
- credits_granted = min_credits - conn->total_credits;
- /*
- * TODO: Need to adjuct CreditRequest value according to
- * current cpu load
- */
- } else if (conn->total_credits == 0) {
- credits_granted = 1;
- }
+ if (conn->max_credits - conn->total_credits < credits_granted)
+ credits_granted = conn->max_credits -
+ conn->total_credits;
conn->total_credits += credits_granted;
work->credits_granted += credits_granted;
/* Update CreditRequest in last request */
hdr->CreditRequest = cpu_to_le16(work->credits_granted);
}
-out:
ksmbd_debug(SMB,
"credits: requested[%d] granted[%d] total_granted[%d]\n",
credits_requested, credits_granted,
return false;
}
+ if ((u64)get_rfc1002_len(work->response_buf) + MAX_CIFS_SMALL_BUFFER_SIZE >
+ work->response_sz) {
+ pr_err("next response offset exceeds response buffer size\n");
+ return false;
+ }
+
ksmbd_debug(SMB, "got SMB2 chained command\n");
init_chained_smb2_rsp(work);
return true;
{
struct smb2_hdr *hdr = work->request_buf;
size_t small_sz = MAX_CIFS_SMALL_BUFFER_SIZE;
- size_t large_sz = work->conn->vals->max_trans_size + MAX_SMB2_HDR_SIZE;
+ size_t large_sz = small_sz + work->conn->vals->max_trans_size;
size_t sz = small_sz;
int cmd = le16_to_cpu(hdr->Command);
return 0;
}
-static int decode_negotiation_token(struct ksmbd_work *work,
- struct negotiate_message *negblob)
+static int decode_negotiation_token(struct ksmbd_conn *conn,
+ struct negotiate_message *negblob,
+ size_t sz)
{
- struct ksmbd_conn *conn = work->conn;
- struct smb2_sess_setup_req *req;
- int sz;
-
if (!conn->use_spnego)
return -EINVAL;
- req = work->request_buf;
- sz = le16_to_cpu(req->SecurityBufferLength);
-
if (ksmbd_decode_negTokenInit((char *)negblob, sz, conn)) {
if (ksmbd_decode_negTokenTarg((char *)negblob, sz, conn)) {
conn->auth_mechs |= KSMBD_AUTH_NTLMSSP;
}
static int ntlm_negotiate(struct ksmbd_work *work,
- struct negotiate_message *negblob)
+ struct negotiate_message *negblob,
+ size_t negblob_len)
{
- struct smb2_sess_setup_req *req = work->request_buf;
struct smb2_sess_setup_rsp *rsp = work->response_buf;
struct challenge_message *chgblob;
unsigned char *spnego_blob = NULL;
int sz, rc;
ksmbd_debug(SMB, "negotiate phase\n");
- sz = le16_to_cpu(req->SecurityBufferLength);
- rc = ksmbd_decode_ntlmssp_neg_blob(negblob, sz, work->sess);
+ rc = ksmbd_decode_ntlmssp_neg_blob(negblob, negblob_len, work->sess);
if (rc)
return rc;
struct authenticate_message *authblob;
struct ksmbd_user *user;
char *name;
- int sz;
+ unsigned int auth_msg_len, name_off, name_len, secbuf_len;
+ secbuf_len = le16_to_cpu(req->SecurityBufferLength);
+ if (secbuf_len < sizeof(struct authenticate_message)) {
+ ksmbd_debug(SMB, "blob len %d too small\n", secbuf_len);
+ return NULL;
+ }
authblob = user_authblob(conn, req);
- sz = le32_to_cpu(authblob->UserName.BufferOffset);
- name = smb_strndup_from_utf16((const char *)authblob + sz,
- le16_to_cpu(authblob->UserName.Length),
+ name_off = le32_to_cpu(authblob->UserName.BufferOffset);
+ name_len = le16_to_cpu(authblob->UserName.Length);
+ auth_msg_len = le16_to_cpu(req->SecurityBufferOffset) + secbuf_len;
+
+ if (auth_msg_len < (u64)name_off + name_len)
+ return NULL;
+
+ name = smb_strndup_from_utf16((const char *)authblob + name_off,
+ name_len,
true,
conn->local_nls);
if (IS_ERR(name)) {
struct smb2_sess_setup_rsp *rsp = work->response_buf;
struct ksmbd_session *sess;
struct negotiate_message *negblob;
+ unsigned int negblob_len, negblob_off;
int rc = 0;
ksmbd_debug(SMB, "Received request for session setup\n");
if (sess->state == SMB2_SESSION_EXPIRED)
sess->state = SMB2_SESSION_IN_PROGRESS;
+ negblob_off = le16_to_cpu(req->SecurityBufferOffset);
+ negblob_len = le16_to_cpu(req->SecurityBufferLength);
+ if (negblob_off < (offsetof(struct smb2_sess_setup_req, Buffer) - 4) ||
+ negblob_len < offsetof(struct negotiate_message, NegotiateFlags))
+ return -EINVAL;
+
negblob = (struct negotiate_message *)((char *)&req->hdr.ProtocolId +
- le16_to_cpu(req->SecurityBufferOffset));
+ negblob_off);
- if (decode_negotiation_token(work, negblob) == 0) {
+ if (decode_negotiation_token(conn, negblob, negblob_len) == 0) {
if (conn->mechToken)
negblob = (struct negotiate_message *)conn->mechToken;
}
sess->Preauth_HashValue = NULL;
} else if (conn->preferred_auth_mech == KSMBD_AUTH_NTLMSSP) {
if (negblob->MessageType == NtLmNegotiate) {
- rc = ntlm_negotiate(work, negblob);
+ rc = ntlm_negotiate(work, negblob, negblob_len);
if (rc)
goto out_err;
rsp->hdr.Status =
conn->mechToken = NULL;
}
- if (rc < 0 && sess) {
- ksmbd_session_destroy(sess);
- work->sess = NULL;
+ if (rc < 0) {
+ /*
+ * SecurityBufferOffset should be set to zero
+ * in session setup error response.
+ */
+ rsp->SecurityBufferOffset = 0;
+
+ if (sess) {
+ bool try_delay = false;
+
+ /*
+ * To avoid dictionary attacks (repeated session setups rapidly sent) to
+ * connect to server, ksmbd make a delay of a 5 seconds on session setup
+ * failure to make it harder to send enough random connection requests
+ * to break into a server.
+ */
+ if (sess->user && sess->user->flags & KSMBD_USER_FLAG_DELAY_SESSION)
+ try_delay = true;
+
+ ksmbd_session_destroy(sess);
+ work->sess = NULL;
+ if (try_delay)
+ ssleep(5);
+ }
}
return rc;
return 0;
}
+static int smb2_calc_max_out_buf_len(struct ksmbd_work *work,
+ unsigned short hdr2_len,
+ unsigned int out_buf_len)
+{
+ int free_len;
+
+ if (out_buf_len > work->conn->vals->max_trans_size)
+ return -EINVAL;
+
+ free_len = (int)(work->response_sz -
+ (get_rfc1002_len(work->response_buf) + 4)) -
+ hdr2_len;
+ if (free_len < 0)
+ return -EINVAL;
+
+ return min_t(int, out_buf_len, free_len);
+}
+
int smb2_query_dir(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
memset(&d_info, 0, sizeof(struct ksmbd_dir_info));
d_info.wptr = (char *)rsp->Buffer;
d_info.rptr = (char *)rsp->Buffer;
- d_info.out_buf_len = (work->response_sz - (get_rfc1002_len(rsp_org) + 4));
- d_info.out_buf_len = min_t(int, d_info.out_buf_len, le32_to_cpu(req->OutputBufferLength)) -
- sizeof(struct smb2_query_directory_rsp);
+ d_info.out_buf_len =
+ smb2_calc_max_out_buf_len(work, 8,
+ le32_to_cpu(req->OutputBufferLength));
+ if (d_info.out_buf_len < 0) {
+ rc = -EINVAL;
+ goto err_out;
+ }
d_info.flags = srch_flag;
/*
le32_to_cpu(req->Flags));
}
- buf_free_len = work->response_sz -
- (get_rfc1002_len(rsp_org) + 4) -
- sizeof(struct smb2_query_info_rsp);
-
- if (le32_to_cpu(req->OutputBufferLength) < buf_free_len)
- buf_free_len = le32_to_cpu(req->OutputBufferLength);
+ buf_free_len =
+ smb2_calc_max_out_buf_len(work, 8,
+ le32_to_cpu(req->OutputBufferLength));
+ if (buf_free_len < 0)
+ return -EINVAL;
rc = ksmbd_vfs_listxattr(path->dentry, &xattr_list);
if (rc < 0) {
struct path *path = &fp->filp->f_path;
ssize_t xattr_list_len;
int nbytes = 0, streamlen, stream_name_len, next, idx = 0;
+ int buf_free_len;
+ struct smb2_query_info_req *req = ksmbd_req_buf_next(work);
generic_fillattr(file_mnt_user_ns(fp->filp), file_inode(fp->filp),
&stat);
goto out;
}
+ buf_free_len =
+ smb2_calc_max_out_buf_len(work, 8,
+ le32_to_cpu(req->OutputBufferLength));
+ if (buf_free_len < 0)
+ goto out;
+
while (idx < xattr_list_len) {
stream_name = xattr_list + idx;
streamlen = strlen(stream_name);
streamlen = snprintf(stream_buf, streamlen + 1,
":%s", &stream_name[XATTR_NAME_STREAM_LEN]);
+ next = sizeof(struct smb2_file_stream_info) + streamlen * 2;
+ if (next > buf_free_len)
+ break;
+
file_info = (struct smb2_file_stream_info *)&rsp->Buffer[nbytes];
streamlen = smbConvertToUTF16((__le16 *)file_info->StreamName,
stream_buf, streamlen,
file_info->StreamSize = cpu_to_le64(stream_name_len);
file_info->StreamAllocationSize = cpu_to_le64(stream_name_len);
- next = sizeof(struct smb2_file_stream_info) + streamlen;
nbytes += next;
+ buf_free_len -= next;
file_info->NextEntryOffset = cpu_to_le32(next);
}
- if (!S_ISDIR(stat.mode)) {
+ if (!S_ISDIR(stat.mode) &&
+ buf_free_len >= sizeof(struct smb2_file_stream_info) + 7 * 2) {
file_info = (struct smb2_file_stream_info *)
&rsp->Buffer[nbytes];
streamlen = smbConvertToUTF16((__le16 *)file_info->StreamName,
(offsetof(struct smb2_write_req, Buffer) - 4)) {
data_buf = (char *)&req->Buffer[0];
} else {
- if ((le16_to_cpu(req->DataOffset) > get_rfc1002_len(req)) ||
- (le16_to_cpu(req->DataOffset) + length > get_rfc1002_len(req))) {
+ if ((u64)le16_to_cpu(req->DataOffset) + length > get_rfc1002_len(req)) {
pr_err("invalid write data offset %u, smb_len %u\n",
le16_to_cpu(req->DataOffset),
get_rfc1002_len(req));
(offsetof(struct smb2_write_req, Buffer) - 4)) {
data_buf = (char *)&req->Buffer[0];
} else {
- if ((le16_to_cpu(req->DataOffset) > get_rfc1002_len(req)) ||
- (le16_to_cpu(req->DataOffset) + length > get_rfc1002_len(req))) {
+ if ((u64)le16_to_cpu(req->DataOffset) + length > get_rfc1002_len(req)) {
pr_err("invalid write data offset %u, smb_len %u\n",
le16_to_cpu(req->DataOffset),
get_rfc1002_len(req));
return err;
}
-static int fsctl_copychunk(struct ksmbd_work *work, struct smb2_ioctl_req *req,
+static int fsctl_copychunk(struct ksmbd_work *work,
+ struct copychunk_ioctl_req *ci_req,
+ unsigned int cnt_code,
+ unsigned int input_count,
+ unsigned long long volatile_id,
+ unsigned long long persistent_id,
struct smb2_ioctl_rsp *rsp)
{
- struct copychunk_ioctl_req *ci_req;
struct copychunk_ioctl_rsp *ci_rsp;
struct ksmbd_file *src_fp = NULL, *dst_fp = NULL;
struct srv_copychunk *chunks;
unsigned int i, chunk_count, chunk_count_written = 0;
unsigned int chunk_size_written = 0;
loff_t total_size_written = 0;
- int ret, cnt_code;
+ int ret = 0;
- cnt_code = le32_to_cpu(req->CntCode);
- ci_req = (struct copychunk_ioctl_req *)&req->Buffer[0];
ci_rsp = (struct copychunk_ioctl_rsp *)&rsp->Buffer[0];
- rsp->VolatileFileId = req->VolatileFileId;
- rsp->PersistentFileId = req->PersistentFileId;
+ rsp->VolatileFileId = cpu_to_le64(volatile_id);
+ rsp->PersistentFileId = cpu_to_le64(persistent_id);
ci_rsp->ChunksWritten =
cpu_to_le32(ksmbd_server_side_copy_max_chunk_count());
ci_rsp->ChunkBytesWritten =
chunks = (struct srv_copychunk *)&ci_req->Chunks[0];
chunk_count = le32_to_cpu(ci_req->ChunkCount);
+ if (chunk_count == 0)
+ goto out;
total_size_written = 0;
/* verify the SRV_COPYCHUNK_COPY packet */
if (chunk_count > ksmbd_server_side_copy_max_chunk_count() ||
- le32_to_cpu(req->InputCount) <
- offsetof(struct copychunk_ioctl_req, Chunks) +
+ input_count < offsetof(struct copychunk_ioctl_req, Chunks) +
chunk_count * sizeof(struct srv_copychunk)) {
rsp->hdr.Status = STATUS_INVALID_PARAMETER;
return -EINVAL;
src_fp = ksmbd_lookup_foreign_fd(work,
le64_to_cpu(ci_req->ResumeKey[0]));
- dst_fp = ksmbd_lookup_fd_slow(work,
- le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId));
+ dst_fp = ksmbd_lookup_fd_slow(work, volatile_id, persistent_id);
ret = -EINVAL;
if (!src_fp ||
src_fp->persistent_id != le64_to_cpu(ci_req->ResumeKey[1])) {
}
static int fsctl_query_iface_info_ioctl(struct ksmbd_conn *conn,
- struct smb2_ioctl_req *req,
- struct smb2_ioctl_rsp *rsp)
+ struct smb2_ioctl_rsp *rsp,
+ unsigned int out_buf_len)
{
struct network_interface_info_ioctl_rsp *nii_rsp = NULL;
int nbytes = 0;
rtnl_lock();
for_each_netdev(&init_net, netdev) {
+ if (out_buf_len <
+ nbytes + sizeof(struct network_interface_info_ioctl_rsp)) {
+ rtnl_unlock();
+ return -ENOSPC;
+ }
+
if (netdev->type == ARPHRD_LOOPBACK)
continue;
if (nii_rsp)
nii_rsp->Next = 0;
- if (!nbytes) {
- rsp->hdr.Status = STATUS_BUFFER_TOO_SMALL;
- return -EINVAL;
- }
-
rsp->PersistentFileId = cpu_to_le64(SMB2_NO_FID);
rsp->VolatileFileId = cpu_to_le64(SMB2_NO_FID);
return nbytes;
static int fsctl_validate_negotiate_info(struct ksmbd_conn *conn,
struct validate_negotiate_info_req *neg_req,
- struct validate_negotiate_info_rsp *neg_rsp)
+ struct validate_negotiate_info_rsp *neg_rsp,
+ unsigned int in_buf_len)
{
int ret = 0;
int dialect;
+ if (in_buf_len < sizeof(struct validate_negotiate_info_req) +
+ le16_to_cpu(neg_req->DialectCount) * sizeof(__le16))
+ return -EINVAL;
+
dialect = ksmbd_lookup_dialect_by_id(neg_req->Dialects,
neg_req->DialectCount);
if (dialect == BAD_PROT_ID || dialect != conn->dialect) {
static int fsctl_query_allocated_ranges(struct ksmbd_work *work, u64 id,
struct file_allocated_range_buffer *qar_req,
struct file_allocated_range_buffer *qar_rsp,
- int in_count, int *out_count)
+ unsigned int in_count, unsigned int *out_count)
{
struct ksmbd_file *fp;
loff_t start, length;
}
static int fsctl_pipe_transceive(struct ksmbd_work *work, u64 id,
- int out_buf_len, struct smb2_ioctl_req *req,
+ unsigned int out_buf_len,
+ struct smb2_ioctl_req *req,
struct smb2_ioctl_rsp *rsp)
{
struct ksmbd_rpc_command *rpc_resp;
{
struct smb2_ioctl_req *req;
struct smb2_ioctl_rsp *rsp, *rsp_org;
- int cnt_code, nbytes = 0;
- int out_buf_len;
+ unsigned int cnt_code, nbytes = 0, out_buf_len, in_buf_len;
u64 id = KSMBD_NO_FID;
struct ksmbd_conn *conn = work->conn;
int ret = 0;
}
cnt_code = le32_to_cpu(req->CntCode);
- out_buf_len = le32_to_cpu(req->MaxOutputResponse);
- out_buf_len = min(KSMBD_IPC_MAX_PAYLOAD, out_buf_len);
+ ret = smb2_calc_max_out_buf_len(work, 48,
+ le32_to_cpu(req->MaxOutputResponse));
+ if (ret < 0) {
+ rsp->hdr.Status = STATUS_INVALID_PARAMETER;
+ goto out;
+ }
+ out_buf_len = (unsigned int)ret;
+ in_buf_len = le32_to_cpu(req->InputCount);
switch (cnt_code) {
case FSCTL_DFS_GET_REFERRALS:
break;
}
case FSCTL_PIPE_TRANSCEIVE:
+ out_buf_len = min_t(u32, KSMBD_IPC_MAX_PAYLOAD, out_buf_len);
nbytes = fsctl_pipe_transceive(work, id, out_buf_len, req, rsp);
break;
case FSCTL_VALIDATE_NEGOTIATE_INFO:
goto out;
}
+ if (in_buf_len < sizeof(struct validate_negotiate_info_req))
+ return -EINVAL;
+
+ if (out_buf_len < sizeof(struct validate_negotiate_info_rsp))
+ return -EINVAL;
+
ret = fsctl_validate_negotiate_info(conn,
(struct validate_negotiate_info_req *)&req->Buffer[0],
- (struct validate_negotiate_info_rsp *)&rsp->Buffer[0]);
+ (struct validate_negotiate_info_rsp *)&rsp->Buffer[0],
+ in_buf_len);
if (ret < 0)
goto out;
rsp->VolatileFileId = cpu_to_le64(SMB2_NO_FID);
break;
case FSCTL_QUERY_NETWORK_INTERFACE_INFO:
- nbytes = fsctl_query_iface_info_ioctl(conn, req, rsp);
- if (nbytes < 0)
+ ret = fsctl_query_iface_info_ioctl(conn, rsp, out_buf_len);
+ if (ret < 0)
goto out;
+ nbytes = ret;
break;
case FSCTL_REQUEST_RESUME_KEY:
if (out_buf_len < sizeof(struct resume_key_ioctl_rsp)) {
goto out;
}
+ if (in_buf_len < sizeof(struct copychunk_ioctl_req)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
if (out_buf_len < sizeof(struct copychunk_ioctl_rsp)) {
ret = -EINVAL;
goto out;
}
nbytes = sizeof(struct copychunk_ioctl_rsp);
- fsctl_copychunk(work, req, rsp);
+ rsp->VolatileFileId = req->VolatileFileId;
+ rsp->PersistentFileId = req->PersistentFileId;
+ fsctl_copychunk(work,
+ (struct copychunk_ioctl_req *)&req->Buffer[0],
+ le32_to_cpu(req->CntCode),
+ le32_to_cpu(req->InputCount),
+ le64_to_cpu(req->VolatileFileId),
+ le64_to_cpu(req->PersistentFileId),
+ rsp);
break;
case FSCTL_SET_SPARSE:
+ if (in_buf_len < sizeof(struct file_sparse)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
ret = fsctl_set_sparse(work, id,
(struct file_sparse *)&req->Buffer[0]);
if (ret < 0)
goto out;
}
+ if (in_buf_len < sizeof(struct file_zero_data_information)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
zero_data =
(struct file_zero_data_information *)&req->Buffer[0];
break;
}
case FSCTL_QUERY_ALLOCATED_RANGES:
+ if (in_buf_len < sizeof(struct file_allocated_range_buffer)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
ret = fsctl_query_allocated_ranges(work, id,
(struct file_allocated_range_buffer *)&req->Buffer[0],
(struct file_allocated_range_buffer *)&rsp->Buffer[0],
struct duplicate_extents_to_file *dup_ext;
loff_t src_off, dst_off, length, cloned;
+ if (in_buf_len < sizeof(struct duplicate_extents_to_file)) {
+ ret = -EINVAL;
+ goto out;
+ }
+
dup_ext = (struct duplicate_extents_to_file *)&req->Buffer[0];
fp_in = ksmbd_lookup_fd_slow(work, dup_ext->VolatileFileHandle,
rsp->hdr.Status = STATUS_OBJECT_NAME_NOT_FOUND;
else if (ret == -EOPNOTSUPP)
rsp->hdr.Status = STATUS_NOT_SUPPORTED;
+ else if (ret == -ENOSPC)
+ rsp->hdr.Status = STATUS_BUFFER_TOO_SMALL;
else if (ret < 0 || rsp->hdr.Status == 0)
rsp->hdr.Status = STATUS_INVALID_PARAMETER;
smb2_set_err_rsp(work);
#define SMB21_DEFAULT_IOSIZE (1024 * 1024)
#define SMB3_DEFAULT_IOSIZE (4 * 1024 * 1024)
#define SMB3_DEFAULT_TRANS_SIZE (1024 * 1024)
+#define SMB3_MIN_IOSIZE (64 * 1024)
+#define SMB3_MAX_IOSIZE (8 * 1024 * 1024)
/*
* SMB2 Header Definition
return ret;
}
-int ksmbd_ipc_logout_request(const char *account)
+int ksmbd_ipc_logout_request(const char *account, int flags)
{
struct ksmbd_ipc_msg *msg;
struct ksmbd_logout_request *req;
msg->type = KSMBD_EVENT_LOGOUT_REQUEST;
req = (struct ksmbd_logout_request *)msg->payload;
+ req->account_flags = flags;
strscpy(req->account, account, KSMBD_REQ_MAX_ACCOUNT_NAME_SZ);
ret = ipc_msg_send(msg);
struct sockaddr *peer_addr);
int ksmbd_ipc_tree_disconnect_request(unsigned long long session_id,
unsigned long long connect_id);
-int ksmbd_ipc_logout_request(const char *account);
+int ksmbd_ipc_logout_request(const char *account, int flags);
struct ksmbd_share_config_response *
ksmbd_ipc_share_config_request(const char *name);
struct ksmbd_spnego_authen_response *
switch (recvmsg->type) {
case SMB_DIRECT_MSG_NEGOTIATE_REQ:
+ if (wc->byte_len < sizeof(struct smb_direct_negotiate_req)) {
+ put_empty_recvmsg(t, recvmsg);
+ return;
+ }
t->negotiation_requested = true;
t->full_packet_received = true;
wake_up_interruptible(&t->wait_status);
case SMB_DIRECT_MSG_DATA_TRANSFER: {
struct smb_direct_data_transfer *data_transfer =
(struct smb_direct_data_transfer *)recvmsg->packet;
- int data_length = le32_to_cpu(data_transfer->data_length);
+ unsigned int data_length;
int avail_recvmsg_count, receive_credits;
+ if (wc->byte_len <
+ offsetof(struct smb_direct_data_transfer, padding)) {
+ put_empty_recvmsg(t, recvmsg);
+ return;
+ }
+
+ data_length = le32_to_cpu(data_transfer->data_length);
if (data_length) {
+ if (wc->byte_len < sizeof(struct smb_direct_data_transfer) +
+ (u64)data_length) {
+ put_empty_recvmsg(t, recvmsg);
+ return;
+ }
+
if (t->full_packet_received)
recvmsg->first_segment = true;
else
t->full_packet_received = true;
- enqueue_reassembly(t, recvmsg, data_length);
+ enqueue_reassembly(t, recvmsg, (int)data_length);
wake_up_interruptible(&t->wait_reassembly_queue);
spin_lock(&t->receive_credit_lock);
int ksmbd_vfs_fqar_lseek(struct ksmbd_file *fp, loff_t start, loff_t length,
struct file_allocated_range_buffer *ranges,
- int in_count, int *out_count)
+ unsigned int in_count, unsigned int *out_count)
{
struct file *f = fp->filp;
struct inode *inode = file_inode(fp->filp);
struct file_allocated_range_buffer;
int ksmbd_vfs_fqar_lseek(struct ksmbd_file *fp, loff_t start, loff_t length,
struct file_allocated_range_buffer *ranges,
- int in_count, int *out_count);
+ unsigned int in_count, unsigned int *out_count);
int ksmbd_vfs_unlink(struct user_namespace *user_ns,
struct dentry *dir, struct dentry *dentry);
void *ksmbd_vfs_init_kstat(char **p, struct ksmbd_kstat *ksmbd_kstat);
int ocfs2_convert_inline_data_to_extents(struct inode *inode,
struct buffer_head *di_bh)
{
- int ret, i, has_data, num_pages = 0;
+ int ret, has_data, num_pages = 0;
int need_free = 0;
u32 bit_off, num;
handle_t *handle;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
struct ocfs2_alloc_context *data_ac = NULL;
- struct page **pages = NULL;
- loff_t end = osb->s_clustersize;
+ struct page *page = NULL;
struct ocfs2_extent_tree et;
int did_quota = 0;
has_data = i_size_read(inode) ? 1 : 0;
if (has_data) {
- pages = kcalloc(ocfs2_pages_per_cluster(osb->sb),
- sizeof(struct page *), GFP_NOFS);
- if (pages == NULL) {
- ret = -ENOMEM;
- mlog_errno(ret);
- return ret;
- }
-
ret = ocfs2_reserve_clusters(osb, 1, &data_ac);
if (ret) {
mlog_errno(ret);
- goto free_pages;
+ goto out;
}
}
}
if (has_data) {
- unsigned int page_end;
+ unsigned int page_end = min_t(unsigned, PAGE_SIZE,
+ osb->s_clustersize);
u64 phys;
ret = dquot_alloc_space_nodirty(inode,
*/
block = phys = ocfs2_clusters_to_blocks(inode->i_sb, bit_off);
- /*
- * Non sparse file systems zero on extend, so no need
- * to do that now.
- */
- if (!ocfs2_sparse_alloc(osb) &&
- PAGE_SIZE < osb->s_clustersize)
- end = PAGE_SIZE;
-
- ret = ocfs2_grab_eof_pages(inode, 0, end, pages, &num_pages);
+ ret = ocfs2_grab_eof_pages(inode, 0, page_end, &page,
+ &num_pages);
if (ret) {
mlog_errno(ret);
need_free = 1;
* This should populate the 1st page for us and mark
* it up to date.
*/
- ret = ocfs2_read_inline_data(inode, pages[0], di_bh);
+ ret = ocfs2_read_inline_data(inode, page, di_bh);
if (ret) {
mlog_errno(ret);
need_free = 1;
goto out_unlock;
}
- page_end = PAGE_SIZE;
- if (PAGE_SIZE > osb->s_clustersize)
- page_end = osb->s_clustersize;
-
- for (i = 0; i < num_pages; i++)
- ocfs2_map_and_dirty_page(inode, handle, 0, page_end,
- pages[i], i > 0, &phys);
+ ocfs2_map_and_dirty_page(inode, handle, 0, page_end, page, 0,
+ &phys);
}
spin_lock(&oi->ip_lock);
}
out_unlock:
- if (pages)
- ocfs2_unlock_and_free_pages(pages, num_pages);
+ if (page)
+ ocfs2_unlock_and_free_pages(&page, num_pages);
out_commit:
if (ret < 0 && did_quota)
out:
if (data_ac)
ocfs2_free_alloc_context(data_ac);
-free_pages:
- kfree(pages);
return ret;
}
}
if (ocfs2_clusterinfo_valid(osb)) {
+ /*
+ * ci_stack and ci_cluster in ocfs2_cluster_info may not be null
+ * terminated, so make sure no overflow happens here by using
+ * memcpy. Destination strings will always be null terminated
+ * because osb is allocated using kzalloc.
+ */
osb->osb_stackflags =
OCFS2_RAW_SB(di)->s_cluster_info.ci_stackflags;
- strlcpy(osb->osb_cluster_stack,
+ memcpy(osb->osb_cluster_stack,
OCFS2_RAW_SB(di)->s_cluster_info.ci_stack,
- OCFS2_STACK_LABEL_LEN + 1);
+ OCFS2_STACK_LABEL_LEN);
if (strlen(osb->osb_cluster_stack) != OCFS2_STACK_LABEL_LEN) {
mlog(ML_ERROR,
"couldn't mount because of an invalid "
status = -EINVAL;
goto bail;
}
- strlcpy(osb->osb_cluster_name,
+ memcpy(osb->osb_cluster_name,
OCFS2_RAW_SB(di)->s_cluster_info.ci_cluster,
- OCFS2_CLUSTER_NAME_LEN + 1);
+ OCFS2_CLUSTER_NAME_LEN);
} else {
/* The empty string is identical with classic tools that
* don't know about s_cluster_info. */
if (mode_wp && mode_dontwake)
return -EINVAL;
- ret = mwriteprotect_range(ctx->mm, uffdio_wp.range.start,
- uffdio_wp.range.len, mode_wp,
- &ctx->mmap_changing);
+ if (mmget_not_zero(ctx->mm)) {
+ ret = mwriteprotect_range(ctx->mm, uffdio_wp.range.start,
+ uffdio_wp.range.len, mode_wp,
+ &ctx->mmap_changing);
+ mmput(ctx->mm);
+ } else {
+ return -ESRCH;
+ }
+
if (ret)
return ret;
bool (*match)(struct device *dev);
struct acpi_device * (*find_companion)(struct device *);
void (*setup)(struct device *);
- void (*cleanup)(struct device *);
};
int register_acpi_bus_type(struct acpi_bus_type *);
int unregister_acpi_bus_type(struct acpi_bus_type *);
/* Current ACPICA subsystem version in YYYYMMDD format */
-#define ACPI_CA_VERSION 0x20210730
+#define ACPI_CA_VERSION 0x20210930
#include <acpi/acconfig.h>
#include <acpi/actypes.h>
#define ACPI_SIG_MSCT "MSCT" /* Maximum System Characteristics Table */
#define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */
#define ACPI_SIG_NFIT "NFIT" /* NVDIMM Firmware Interface Table */
+#define ACPI_SIG_NHLT "NHLT" /* Non HD Audio Link Table */
#define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */
#define ACPI_SIG_PDTT "PDTT" /* Platform Debug Trigger Table */
#define ACPI_SIG_PHAT "PHAT" /* Platform Health Assessment Table */
#define ACPI_SIG_SBST "SBST" /* Smart Battery Specification Table */
#define ACPI_SIG_SDEI "SDEI" /* Software Delegated Exception Interface Table */
#define ACPI_SIG_SDEV "SDEV" /* Secure Devices table */
-#define ACPI_SIG_NHLT "NHLT" /* Non-HDAudio Link Table */
#define ACPI_SIG_SVKL "SVKL" /* Storage Volume Key Location Table */
/*
/* MADT Local APIC flags */
#define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */
+#define ACPI_MADT_ONLINE_CAPABLE (2) /* 01: System HW supports enabling processor at runtime */
/* MADT MPS INTI flags (inti_flags) */
#define ACPI_NFIT_GET_NODE_ID(handle) \
(((handle) & ACPI_NFIT_NODE_ID_MASK) >> ACPI_NFIT_NODE_ID_OFFSET)
+/*******************************************************************************
+ *
+ * NHLT - Non HD Audio Link Table
+ *
+ * Conforms to: Intel Smart Sound Technology NHLT Specification
+ * Version 0.8.1, January 2020.
+ *
+ ******************************************************************************/
+
+/* Main table */
+
+struct acpi_table_nhlt {
+ struct acpi_table_header header; /* Common ACPI table header */
+ u8 endpoint_count;
+};
+
+struct acpi_nhlt_endpoint {
+ u32 descriptor_length;
+ u8 link_type;
+ u8 instance_id;
+ u16 vendor_id;
+ u16 device_id;
+ u16 revision_id;
+ u32 subsystem_id;
+ u8 device_type;
+ u8 direction;
+ u8 virtual_bus_id;
+};
+
+/* Types for link_type field above */
+
+#define ACPI_NHLT_RESERVED_HD_AUDIO 0
+#define ACPI_NHLT_RESERVED_DSP 1
+#define ACPI_NHLT_PDM 2
+#define ACPI_NHLT_SSP 3
+#define ACPI_NHLT_RESERVED_SLIMBUS 4
+#define ACPI_NHLT_RESERVED_SOUNDWIRE 5
+#define ACPI_NHLT_TYPE_RESERVED 6 /* 6 and above are reserved */
+
+/* All other values above are reserved */
+
+/* Values for device_id field above */
+
+#define ACPI_NHLT_PDM_DMIC 0xAE20
+#define ACPI_NHLT_BT_SIDEBAND 0xAE30
+#define ACPI_NHLT_I2S_TDM_CODECS 0xAE23
+
+/* Values for device_type field above */
+
+/* SSP Link */
+
+#define ACPI_NHLT_LINK_BT_SIDEBAND 0
+#define ACPI_NHLT_LINK_FM 1
+#define ACPI_NHLT_LINK_MODEM 2
+/* 3 is reserved */
+#define ACPI_NHLT_LINK_SSP_ANALOG_CODEC 4
+
+/* PDM Link */
+
+#define ACPI_NHLT_PDM_ON_CAVS_1P8 0
+#define ACPI_NHLT_PDM_ON_CAVS_1P5 1
+
+/* Values for Direction field above */
+
+#define ACPI_NHLT_DIR_RENDER 0
+#define ACPI_NHLT_DIR_CAPTURE 1
+#define ACPI_NHLT_DIR_RENDER_LOOPBACK 2
+#define ACPI_NHLT_DIR_RENDER_FEEDBACK 3
+#define ACPI_NHLT_DIR_RESERVED 4 /* 4 and above are reserved */
+
+struct acpi_nhlt_device_specific_config {
+ u32 capabilities_size;
+ u8 virtual_slot;
+ u8 config_type;
+};
+
+struct acpi_nhlt_device_specific_config_a {
+ u32 capabilities_size;
+ u8 virtual_slot;
+ u8 config_type;
+ u8 array_type;
+};
+
+/* Values for Config Type above */
+
+#define ACPI_NHLT_TYPE_MIC_ARRAY 0x01
+#define ACPI_NHLT_TYPE_GENERIC 0x00
+
+/* Mask for Extension field of array_type */
+
+#define ACPI_NHLT_ARRAY_TYPE_MASK 0x10
+
+struct acpi_nhlt_device_specific_config_b {
+ u32 capabilities_size;
+};
+
+struct acpi_nhlt_device_specific_config_c {
+ u32 capabilities_size;
+ u8 virtual_slot;
+};
+
+struct acpi_nhlt_wave_extensible {
+ u16 format_tag;
+ u16 channel_count;
+ u32 samples_per_sec;
+ u32 avg_bytes_per_sec;
+ u16 block_align;
+ u16 bits_per_sample;
+ u16 extra_format_size;
+ u16 valid_bits_per_sample;
+ u32 channel_mask;
+ u8 sub_format_guid[16];
+};
+
+/* Values for channel_mask above */
+
+#define ACPI_NHLT_SPKR_FRONT_LEFT 0x1
+#define ACPI_NHLT_SPKR_FRONT_RIGHT 0x2
+#define ACPI_NHLT_SPKR_FRONT_CENTER 0x4
+#define ACPI_NHLT_SPKR_LOW_FREQ 0x8
+#define ACPI_NHLT_SPKR_BACK_LEFT 0x10
+#define ACPI_NHLT_SPKR_BACK_RIGHT 0x20
+#define ACPI_NHLT_SPKR_FRONT_LEFT_OF_CENTER 0x40
+#define ACPI_NHLT_SPKR_FRONT_RIGHT_OF_CENTER 0x80
+#define ACPI_NHLT_SPKR_BACK_CENTER 0x100
+#define ACPI_NHLT_SPKR_SIDE_LEFT 0x200
+#define ACPI_NHLT_SPKR_SIDE_RIGHT 0x400
+#define ACPI_NHLT_SPKR_TOP_CENTER 0x800
+#define ACPI_NHLT_SPKR_TOP_FRONT_LEFT 0x1000
+#define ACPI_NHLT_SPKR_TOP_FRONT_CENTER 0x2000
+#define ACPI_NHLT_SPKR_TOP_FRONT_RIGHT 0x4000
+#define ACPI_NHLT_SPKR_TOP_BACK_LEFT 0x8000
+#define ACPI_NHLT_SPKR_TOP_BACK_CENTER 0x10000
+#define ACPI_NHLT_SPKR_TOP_BACK_RIGHT 0x20000
+
+struct acpi_nhlt_format_config {
+ struct acpi_nhlt_wave_extensible format;
+ u32 capability_size;
+ u8 capabilities[];
+};
+
+struct acpi_nhlt_formats_config {
+ u8 formats_count;
+};
+
+struct acpi_nhlt_device_specific_hdr {
+ u8 virtual_slot;
+ u8 config_type;
+};
+
+/* Types for config_type above */
+
+#define ACPI_NHLT_GENERIC 0
+#define ACPI_NHLT_MIC 1
+#define ACPI_NHLT_RENDER 3
+
+struct acpi_nhlt_mic_device_specific_config {
+ struct acpi_nhlt_device_specific_hdr device_config;
+ u8 array_type_ext;
+};
+
+/* Values for array_type_ext above */
+
+#define SMALL_LINEAR_2ELEMENT 0x0A
+#define BIG_LINEAR_2ELEMENT 0x0B
+#define FIRST_GEOMETRY_LINEAR_4ELEMENT 0x0C
+#define PLANAR_LSHAPED_4ELEMENT 0x0D
+#define SECOND_GEOMETRY_LINEAR_4ELEMENT 0x0E
+#define VENDOR_DEFINED 0x0F
+#define ARRAY_TYPE_MASK 0x0F
+#define ARRAY_TYPE_EXT_MASK 0x10
+
+#define NO_EXTENSION 0x0
+#define MIC_SNR_SENSITIVITY_EXT 0x1
+
+struct acpi_nhlt_vendor_mic_config {
+ u8 type;
+ u8 panel;
+ u16 speaker_position_distance; // mm
+ u16 horizontal_offset; // mm
+ u16 vertical_offset; // mm
+ u8 frequency_low_band; // 5*hz
+ u8 frequency_high_band; // 500*hz
+ u16 direction_angle; // -180 - + 180
+ u16 elevation_angle; // -180 - + 180
+ u16 work_vertical_angle_begin; // -180 - + 180 with 2 deg step
+ u16 work_vertical_angle_end; // -180 - + 180 with 2 deg step
+ u16 work_horizontal_angle_begin; // -180 - + 180 with 2 deg step
+ u16 work_horizontal_angle_end; // -180 - + 180 with 2 deg step
+};
+
+/* Values for Type field above */
+
+#define MIC_OMNIDIRECTIONAL 0
+#define MIC_SUBCARDIOID 1
+#define MIC_CARDIOID 2
+#define MIC_SUPER_CARDIOID 3
+#define MIC_HYPER_CARDIOID 4
+#define MIC_8_SHAPED 5
+#define MIC_VENDOR_DEFINED 7
+
+/* Values for Panel field above */
+
+#define MIC_TOP 0
+#define MIC_BOTTOM 1
+#define MIC_LEFT 2
+#define MIC_RIGHT 3
+#define MIC_FRONT 4
+#define MIC_REAR 5
+
+struct acpi_nhlt_vendor_mic_device_specific_config {
+ struct acpi_nhlt_mic_device_specific_config mic_array_device_config;
+ u8 number_of_microphones;
+ struct acpi_nhlt_vendor_mic_config mic_config[]; // indexed by number_of_microphones
+};
+
+/* Microphone SNR and Sensitivity extension */
+
+struct acpi_nhlt_mic_snr_sensitivity_extension {
+ u32 SNR;
+ u32 sensitivity;
+};
+
+struct acpi_nhlt_render_feedback_device_specific_config {
+ struct acpi_nhlt_device_specific_config device_config;
+ u8 feedback_virtual_slot; // render slot in case of capture
+ u16 feedback_channels; // informative only
+ u16 feedback_valid_bits_per_sample;
+};
+
+/* Linux-specific structures */
+
+struct acpi_nhlt_linux_specific_count {
+ u8 structure_count;
+};
+
+struct acpi_nhlt_linux_specific_data {
+ u8 device_id[16];
+ u8 device_instance_id;
+ u8 device_port_id;
+ u8 filler[18];
+};
+
+struct acpi_nhlt_table_terminator {
+ u32 terminator_value;
+ u32 terminator_signature;
+};
+
/*******************************************************************************
*
* PCCT - Platform Communications Channel Table (ACPI 5.0)
ACPI_SRAT_TYPE_GICC_AFFINITY = 3,
ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4, /* ACPI 6.2 */
ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5, /* ACPI 6.3 */
- ACPI_SRAT_TYPE_RESERVED = 6 /* 5 and greater are reserved */
+ ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY = 6, /* ACPI 6.4 */
+ ACPI_SRAT_TYPE_RESERVED = 7 /* 7 and greater are reserved */
};
/*
u32 its_id;
};
-/* 5: Generic Initiator Affinity Structure (ACPI 6.3) */
+/*
+ * Common structure for SRAT subtable types:
+ * 5: ACPI_SRAT_TYPE_GENERIC_AFFINITY
+ * 6: ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY
+ */
struct acpi_srat_generic_affinity {
struct acpi_subtable_header header;
#define ACPI_OSI_WIN_10_RS4 0x12
#define ACPI_OSI_WIN_10_RS5 0x13
#define ACPI_OSI_WIN_10_19H1 0x14
+#define ACPI_OSI_WIN_10_20H1 0x15
/* Definitions of getopt */
#define va_arg(v, l) __builtin_va_arg(v, l)
#define va_copy(d, s) __builtin_va_copy(d, s)
#else
+#ifdef __KERNEL__
#include <linux/stdarg.h>
-#endif
-#endif
+#else
+/* Used to build acpi tools */
+#include <stdarg.h>
+#endif /* __KERNEL__ */
+#endif /* ACPI_USE_BUILTIN_STDARG */
+#endif /* ! va_arg */
#define ACPI_INLINE __inline__
CPUHP_SLUB_DEAD,
CPUHP_DEBUG_OBJ_DEAD,
CPUHP_MM_WRITEBACK_DEAD,
+ /* Must be after CPUHP_MM_VMSTAT_DEAD */
+ CPUHP_MM_DEMOTION_DEAD,
CPUHP_MM_VMSTAT_DEAD,
CPUHP_SOFTIRQ_DEAD,
CPUHP_NET_MVNETA_DEAD,
CPUHP_AP_BASE_CACHEINFO_ONLINE,
CPUHP_AP_ONLINE_DYN,
CPUHP_AP_ONLINE_DYN_END = CPUHP_AP_ONLINE_DYN + 30,
+ /* Must be after CPUHP_AP_ONLINE_DYN for node_states[N_CPU] update */
+ CPUHP_AP_MM_DEMOTION_ONLINE,
CPUHP_AP_X86_HPET_ONLINE,
CPUHP_AP_X86_KVM_CLK_ONLINE,
CPUHP_AP_DTPM_CPU_ONLINE,
#endif
}
-#if defined(CONFIG_UM) || defined(CONFIG_IA64)
+#if (defined(CONFIG_UML) && defined(CONFIG_X86_32)) || defined(CONFIG_IA64)
/*
* These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out
* extra segments containing the gate DSO contents. Dumping its
#define register_hotmemory_notifier(nb) register_memory_notifier(nb)
#define unregister_hotmemory_notifier(nb) unregister_memory_notifier(nb)
#else
-#define hotplug_memory_notifier(fn, pri) ({ 0; })
+static inline int hotplug_memory_notifier(notifier_fn_t fn, int pri)
+{
+ return 0;
+}
/* These aren't inline functions due to a GCC bug. */
#define register_hotmemory_notifier(nb) ({ (void)(nb); 0; })
#define unregister_hotmemory_notifier(nb) ({ (void)(nb); })
int mlx5_cmd_destroy_vport_lag(struct mlx5_core_dev *dev);
bool mlx5_lag_is_roce(struct mlx5_core_dev *dev);
bool mlx5_lag_is_sriov(struct mlx5_core_dev *dev);
-bool mlx5_lag_is_multipath(struct mlx5_core_dev *dev);
bool mlx5_lag_is_active(struct mlx5_core_dev *dev);
bool mlx5_lag_is_master(struct mlx5_core_dev *dev);
bool mlx5_lag_is_shared_fdb(struct mlx5_core_dev *dev);
void acpi_pci_add_bus(struct pci_bus *bus);
void acpi_pci_remove_bus(struct pci_bus *bus);
+#ifdef CONFIG_PCI
+void pci_acpi_setup(struct device *dev, struct acpi_device *adev);
+void pci_acpi_cleanup(struct device *dev, struct acpi_device *adev);
+#else
+static inline void pci_acpi_setup(struct device *dev, struct acpi_device *adev) {}
+static inline void pci_acpi_cleanup(struct device *dev, struct acpi_device *adev) {}
+#endif
+
#ifdef CONFIG_ACPI_PCI_SLOT
void acpi_pci_slot_init(void);
void acpi_pci_slot_enumerate(struct pci_bus *bus);
mapping = (struct address_space *)
((unsigned long)page->mapping & ~PAGE_MAPPING_FLAGS);
- if (mapping != page->mapping)
+ if (!mapping || mapping != page->mapping)
return false;
return mapping->a_ops == &secretmem_aops;
* When function tracing occurs, the following steps are made:
* If arch does not support a ftrace feature:
* call internal function (uses INTERNAL bits) which calls...
- * If callback is registered to the "global" list, the list
- * function is called and recursion checks the GLOBAL bits.
- * then this function calls...
* The function callback, which can use the FTRACE bits to
* check for recursion.
- *
- * Now if the arch does not support a feature, and it calls
- * the global list function which calls the ftrace callback
- * all three of these steps will do a recursion protection.
- * There's no reason to do one if the previous caller already
- * did. The recursion that we are protecting against will
- * go through the same steps again.
- *
- * To prevent the multiple recursion checks, if a recursion
- * bit is set that is higher than the MAX bit of the current
- * check, then we know that the check was made by the previous
- * caller, and we can skip the current check.
*/
enum {
/* Function recursion bits */
TRACE_FTRACE_NMI_BIT,
TRACE_FTRACE_IRQ_BIT,
TRACE_FTRACE_SIRQ_BIT,
+ TRACE_FTRACE_TRANSITION_BIT,
- /* INTERNAL_BITs must be greater than FTRACE_BITs */
+ /* Internal use recursion bits */
TRACE_INTERNAL_BIT,
TRACE_INTERNAL_NMI_BIT,
TRACE_INTERNAL_IRQ_BIT,
TRACE_INTERNAL_SIRQ_BIT,
+ TRACE_INTERNAL_TRANSITION_BIT,
TRACE_BRANCH_BIT,
/*
*/
TRACE_GRAPH_NOTRACE_BIT,
- /*
- * When transitioning between context, the preempt_count() may
- * not be correct. Allow for a single recursion to cover this case.
- */
- TRACE_TRANSITION_BIT,
-
/* Used to prevent recursion recording from recursing. */
TRACE_RECORD_RECURSION_BIT,
};
#define TRACE_CONTEXT_BITS 4
#define TRACE_FTRACE_START TRACE_FTRACE_BIT
-#define TRACE_FTRACE_MAX ((1 << (TRACE_FTRACE_START + TRACE_CONTEXT_BITS)) - 1)
#define TRACE_LIST_START TRACE_INTERNAL_BIT
-#define TRACE_LIST_MAX ((1 << (TRACE_LIST_START + TRACE_CONTEXT_BITS)) - 1)
-#define TRACE_CONTEXT_MASK TRACE_LIST_MAX
+#define TRACE_CONTEXT_MASK ((1 << (TRACE_LIST_START + TRACE_CONTEXT_BITS)) - 1)
/*
* Used for setting context
TRACE_CTX_IRQ,
TRACE_CTX_SOFTIRQ,
TRACE_CTX_NORMAL,
+ TRACE_CTX_TRANSITION,
};
static __always_inline int trace_get_context_bit(void)
#endif
static __always_inline int trace_test_and_set_recursion(unsigned long ip, unsigned long pip,
- int start, int max)
+ int start)
{
unsigned int val = READ_ONCE(current->trace_recursion);
int bit;
- /* A previous recursion check was made */
- if ((val & TRACE_CONTEXT_MASK) > max)
- return 0;
-
bit = trace_get_context_bit() + start;
if (unlikely(val & (1 << bit))) {
/*
* It could be that preempt_count has not been updated during
* a switch between contexts. Allow for a single recursion.
*/
- bit = TRACE_TRANSITION_BIT;
+ bit = TRACE_CTX_TRANSITION + start;
if (val & (1 << bit)) {
do_ftrace_record_recursion(ip, pip);
return -1;
}
- } else {
- /* Normal check passed, clear the transition to allow it again */
- val &= ~(1 << TRACE_TRANSITION_BIT);
}
val |= 1 << bit;
current->trace_recursion = val;
barrier();
- return bit + 1;
+ return bit;
}
static __always_inline void trace_clear_recursion(int bit)
{
- if (!bit)
- return;
-
barrier();
- bit--;
trace_recursion_clear(bit);
}
static __always_inline int ftrace_test_recursion_trylock(unsigned long ip,
unsigned long parent_ip)
{
- return trace_test_and_set_recursion(ip, parent_ip, TRACE_FTRACE_START, TRACE_FTRACE_MAX);
+ return trace_test_and_set_recursion(ip, parent_ip, TRACE_FTRACE_START);
}
/**
long inc_rlimit_ucounts(struct ucounts *ucounts, enum ucount_type type, long v);
bool dec_rlimit_ucounts(struct ucounts *ucounts, enum ucount_type type, long v);
+long inc_rlimit_get_ucounts(struct ucounts *ucounts, enum ucount_type type);
+void dec_rlimit_put_ucounts(struct ucounts *ucounts, enum ucount_type type);
bool is_ucounts_overlimit(struct ucounts *ucounts, enum ucount_type type, unsigned long max);
static inline void set_rlimit_ucount_max(struct user_namespace *ns,
struct sock sk;
/* bind() params */
- int bind_net;
+ unsigned int bind_net;
mctp_eid_t bind_addr;
__u8 bind_type;
* Verification Tag value does not match the receiver's own
* tag value, the receiver shall silently discard the packet...
*/
- if (ntohl(chunk->sctp_hdr->vtag) == asoc->c.my_vtag)
- return 1;
+ if (ntohl(chunk->sctp_hdr->vtag) != asoc->c.my_vtag)
+ return 0;
chunk->transport->encap_port = SCTP_INPUT_CB(chunk->skb)->encap_port;
- return 0;
+ return 1;
}
/* Check VTAG of the packet matches the sender's own tag and the T bit is
u8 keylen;
u8 family; /* AF_INET or AF_INET6 */
u8 prefixlen;
+ u8 flags;
union tcp_md5_addr addr;
int l3index; /* set if key added with L3 scope */
u8 key[TCP_MD5SIG_MAXKEYLEN];
int tcp_v4_md5_hash_skb(char *md5_hash, const struct tcp_md5sig_key *key,
const struct sock *sk, const struct sk_buff *skb);
int tcp_md5_do_add(struct sock *sk, const union tcp_md5_addr *addr,
- int family, u8 prefixlen, int l3index,
+ int family, u8 prefixlen, int l3index, u8 flags,
const u8 *newkey, u8 newkeylen, gfp_t gfp);
int tcp_md5_do_del(struct sock *sk, const union tcp_md5_addr *addr,
- int family, u8 prefixlen, int l3index);
+ int family, u8 prefixlen, int l3index, u8 flags);
struct tcp_md5sig_key *tcp_v4_md5_lookup(const struct sock *sk,
const struct sock *addr_sk);
#define __UAPI_MCTP_H
#include <linux/types.h>
+#include <linux/socket.h>
typedef __u8 mctp_eid_t;
};
struct sockaddr_mctp {
- unsigned short int smctp_family;
- int smctp_network;
+ __kernel_sa_family_t smctp_family;
+ __u16 __smctp_pad0;
+ unsigned int smctp_network;
struct mctp_addr smctp_addr;
__u8 smctp_type;
__u8 smctp_tag;
+ __u8 __smctp_pad1;
};
#define MCTP_NET_ANY 0x0
result = audit_comparator(audit_loginuid_set(tsk), f->op, f->val);
break;
case AUDIT_SADDR_FAM:
- if (ctx->sockaddr)
+ if (ctx && ctx->sockaddr)
result = audit_comparator(ctx->sockaddr->ss_family,
f->op, f->val);
break;
#ifdef CONFIG_DEBUG_CREDENTIALS
new->magic = CRED_MAGIC;
#endif
- new->ucounts = get_ucounts(&init_ucounts);
-
if (security_cred_alloc_blank(new, GFP_KERNEL_ACCOUNT) < 0)
goto error;
inc_rlimit_ucounts(new->ucounts, UCOUNT_RLIMIT_NPROC, 1);
rcu_assign_pointer(task->real_cred, new);
rcu_assign_pointer(task->cred, new);
- if (new->user != old->user)
+ if (new->user != old->user || new->user_ns != old->user_ns)
dec_rlimit_ucounts(old->ucounts, UCOUNT_RLIMIT_NPROC, 1);
alter_cred_subscribers(old, -2);
{
struct task_struct *task = current;
const struct cred *old = task->real_cred;
- struct ucounts *old_ucounts = new->ucounts;
+ struct ucounts *new_ucounts, *old_ucounts = new->ucounts;
if (new->user == old->user && new->user_ns == old->user_ns)
return 0;
if (old_ucounts && old_ucounts->ns == new->user_ns && uid_eq(old_ucounts->uid, new->euid))
return 0;
- if (!(new->ucounts = alloc_ucounts(new->user_ns, new->euid)))
+ if (!(new_ucounts = alloc_ucounts(new->user_ns, new->euid)))
return -EAGAIN;
+ new->ucounts = new_ucounts;
if (old_ucounts)
put_ucounts(old_ucounts);
* Wrapper function for adding an entry to the hash.
* This function takes care of locking itself.
*/
-static void add_dma_entry(struct dma_debug_entry *entry)
+static void add_dma_entry(struct dma_debug_entry *entry, unsigned long attrs)
{
struct hash_bucket *bucket;
unsigned long flags;
if (rc == -ENOMEM) {
pr_err("cacheline tracking ENOMEM, dma-debug disabled\n");
global_disable = true;
- } else if (rc == -EEXIST) {
+ } else if (rc == -EEXIST && !(attrs & DMA_ATTR_SKIP_CPU_SYNC)) {
err_printk(entry->dev, entry,
"cacheline tracking EEXIST, overlapping mappings aren't supported\n");
}
EXPORT_SYMBOL(debug_dma_map_single);
void debug_dma_map_page(struct device *dev, struct page *page, size_t offset,
- size_t size, int direction, dma_addr_t dma_addr)
+ size_t size, int direction, dma_addr_t dma_addr,
+ unsigned long attrs)
{
struct dma_debug_entry *entry;
check_for_illegal_area(dev, addr, size);
}
- add_dma_entry(entry);
+ add_dma_entry(entry, attrs);
}
void debug_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
}
void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
- int nents, int mapped_ents, int direction)
+ int nents, int mapped_ents, int direction,
+ unsigned long attrs)
{
struct dma_debug_entry *entry;
struct scatterlist *s;
if (unlikely(dma_debug_disabled()))
return;
+ for_each_sg(sg, s, nents, i) {
+ check_for_stack(dev, sg_page(s), s->offset);
+ if (!PageHighMem(sg_page(s)))
+ check_for_illegal_area(dev, sg_virt(s), s->length);
+ }
+
for_each_sg(sg, s, mapped_ents, i) {
entry = dma_entry_alloc();
if (!entry)
entry->sg_call_ents = nents;
entry->sg_mapped_ents = mapped_ents;
- check_for_stack(dev, sg_page(s), s->offset);
-
- if (!PageHighMem(sg_page(s))) {
- check_for_illegal_area(dev, sg_virt(s), sg_dma_len(s));
- }
-
check_sg_segment(dev, s);
- add_dma_entry(entry);
+ add_dma_entry(entry, attrs);
}
}
}
void debug_dma_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t dma_addr, void *virt)
+ dma_addr_t dma_addr, void *virt,
+ unsigned long attrs)
{
struct dma_debug_entry *entry;
else
entry->pfn = page_to_pfn(virt_to_page(virt));
- add_dma_entry(entry);
+ add_dma_entry(entry, attrs);
}
void debug_dma_free_coherent(struct device *dev, size_t size,
}
void debug_dma_map_resource(struct device *dev, phys_addr_t addr, size_t size,
- int direction, dma_addr_t dma_addr)
+ int direction, dma_addr_t dma_addr,
+ unsigned long attrs)
{
struct dma_debug_entry *entry;
entry->direction = direction;
entry->map_err_type = MAP_ERR_NOT_CHECKED;
- add_dma_entry(entry);
+ add_dma_entry(entry, attrs);
}
void debug_dma_unmap_resource(struct device *dev, dma_addr_t dma_addr,
#ifdef CONFIG_DMA_API_DEBUG
extern void debug_dma_map_page(struct device *dev, struct page *page,
size_t offset, size_t size,
- int direction, dma_addr_t dma_addr);
+ int direction, dma_addr_t dma_addr,
+ unsigned long attrs);
extern void debug_dma_unmap_page(struct device *dev, dma_addr_t addr,
size_t size, int direction);
extern void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
- int nents, int mapped_ents, int direction);
+ int nents, int mapped_ents, int direction,
+ unsigned long attrs);
extern void debug_dma_unmap_sg(struct device *dev, struct scatterlist *sglist,
int nelems, int dir);
extern void debug_dma_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t dma_addr, void *virt);
+ dma_addr_t dma_addr, void *virt,
+ unsigned long attrs);
extern void debug_dma_free_coherent(struct device *dev, size_t size,
void *virt, dma_addr_t addr);
extern void debug_dma_map_resource(struct device *dev, phys_addr_t addr,
size_t size, int direction,
- dma_addr_t dma_addr);
+ dma_addr_t dma_addr,
+ unsigned long attrs);
extern void debug_dma_unmap_resource(struct device *dev, dma_addr_t dma_addr,
size_t size, int direction);
#else /* CONFIG_DMA_API_DEBUG */
static inline void debug_dma_map_page(struct device *dev, struct page *page,
size_t offset, size_t size,
- int direction, dma_addr_t dma_addr)
+ int direction, dma_addr_t dma_addr,
+ unsigned long attrs)
{
}
}
static inline void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
- int nents, int mapped_ents, int direction)
+ int nents, int mapped_ents, int direction,
+ unsigned long attrs)
{
}
}
static inline void debug_dma_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t dma_addr, void *virt)
+ dma_addr_t dma_addr, void *virt,
+ unsigned long attrs)
{
}
static inline void debug_dma_map_resource(struct device *dev, phys_addr_t addr,
size_t size, int direction,
- dma_addr_t dma_addr)
+ dma_addr_t dma_addr,
+ unsigned long attrs)
{
}
addr = dma_direct_map_page(dev, page, offset, size, dir, attrs);
else
addr = ops->map_page(dev, page, offset, size, dir, attrs);
- debug_dma_map_page(dev, page, offset, size, dir, addr);
+ debug_dma_map_page(dev, page, offset, size, dir, addr, attrs);
return addr;
}
ents = ops->map_sg(dev, sg, nents, dir, attrs);
if (ents > 0)
- debug_dma_map_sg(dev, sg, nents, ents, dir);
+ debug_dma_map_sg(dev, sg, nents, ents, dir, attrs);
else if (WARN_ON_ONCE(ents != -EINVAL && ents != -ENOMEM &&
ents != -EIO))
return -EIO;
* Returns 0 on success or a negative error code on error. The following
* error codes are supported with the given meaning:
*
- * -EINVAL - An invalid argument, unaligned access or other error
- * in usage. Will not succeed if retried.
- * -ENOMEM - Insufficient resources (like memory or IOVA space) to
- * complete the mapping. Should succeed if retried later.
- * -EIO - Legacy error code with an unknown meaning. eg. this is
- * returned if a lower level call returned DMA_MAPPING_ERROR.
+ * -EINVAL An invalid argument, unaligned access or other error
+ * in usage. Will not succeed if retried.
+ * -ENOMEM Insufficient resources (like memory or IOVA space) to
+ * complete the mapping. Should succeed if retried later.
+ * -EIO Legacy error code with an unknown meaning. eg. this is
+ * returned if a lower level call returned DMA_MAPPING_ERROR.
*/
int dma_map_sgtable(struct device *dev, struct sg_table *sgt,
enum dma_data_direction dir, unsigned long attrs)
else if (ops->map_resource)
addr = ops->map_resource(dev, phys_addr, size, dir, attrs);
- debug_dma_map_resource(dev, phys_addr, size, dir, addr);
+ debug_dma_map_resource(dev, phys_addr, size, dir, addr, attrs);
return addr;
}
EXPORT_SYMBOL(dma_map_resource);
else
return NULL;
- debug_dma_alloc_coherent(dev, size, *dma_handle, cpu_addr);
+ debug_dma_alloc_coherent(dev, size, *dma_handle, cpu_addr, attrs);
return cpu_addr;
}
EXPORT_SYMBOL(dma_alloc_attrs);
struct page *page = __dma_alloc_pages(dev, size, dma_handle, dir, gfp);
if (page)
- debug_dma_map_page(dev, page, 0, size, dir, *dma_handle);
+ debug_dma_map_page(dev, page, 0, size, dir, *dma_handle, 0);
return page;
}
EXPORT_SYMBOL_GPL(dma_alloc_pages);
if (sgt) {
sgt->nents = 1;
- debug_dma_map_sg(dev, sgt->sgl, sgt->orig_nents, 1, dir);
+ debug_dma_map_sg(dev, sgt->sgl, sgt->orig_nents, 1, dir, attrs);
}
return sgt;
}
finish_arch_post_lock_switch();
}
+ scs_task_reset(current);
/* finish_cpu(), as ran on the BP, will clean up the active_mm state */
}
*/
rcu_read_lock();
ucounts = task_ucounts(t);
- sigpending = inc_rlimit_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING, 1);
- switch (sigpending) {
- case 1:
- if (likely(get_ucounts(ucounts)))
- break;
- fallthrough;
- case LONG_MAX:
- /*
- * we need to decrease the ucount in the userns tree on any
- * failure to avoid counts leaking.
- */
- dec_rlimit_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING, 1);
- rcu_read_unlock();
- return NULL;
- }
+ sigpending = inc_rlimit_get_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING);
rcu_read_unlock();
+ if (!sigpending)
+ return NULL;
if (override_rlimit || likely(sigpending <= task_rlimit(t, RLIMIT_SIGPENDING))) {
q = kmem_cache_alloc(sigqueue_cachep, gfp_flags);
}
if (unlikely(q == NULL)) {
- if (dec_rlimit_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING, 1))
- put_ucounts(ucounts);
+ dec_rlimit_put_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING);
} else {
INIT_LIST_HEAD(&q->list);
q->flags = sigqueue_flags;
{
if (q->flags & SIGQUEUE_PREALLOC)
return;
- if (q->ucounts && dec_rlimit_ucounts(q->ucounts, UCOUNT_RLIMIT_SIGPENDING, 1)) {
- put_ucounts(q->ucounts);
+ if (q->ucounts) {
+ dec_rlimit_put_ucounts(q->ucounts, UCOUNT_RLIMIT_SIGPENDING);
q->ucounts = NULL;
}
kmem_cache_free(sigqueue_cachep, q);
struct ftrace_ops *op;
int bit;
- bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START, TRACE_LIST_MAX);
+ bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START);
if (bit < 0)
return;
{
int bit;
- bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START, TRACE_LIST_MAX);
+ bit = trace_test_and_set_recursion(ip, parent_ip, TRACE_LIST_START);
if (bit < 0)
return;
return (new == 0);
}
+static void do_dec_rlimit_put_ucounts(struct ucounts *ucounts,
+ struct ucounts *last, enum ucount_type type)
+{
+ struct ucounts *iter, *next;
+ for (iter = ucounts; iter != last; iter = next) {
+ long dec = atomic_long_add_return(-1, &iter->ucount[type]);
+ WARN_ON_ONCE(dec < 0);
+ next = iter->ns->ucounts;
+ if (dec == 0)
+ put_ucounts(iter);
+ }
+}
+
+void dec_rlimit_put_ucounts(struct ucounts *ucounts, enum ucount_type type)
+{
+ do_dec_rlimit_put_ucounts(ucounts, NULL, type);
+}
+
+long inc_rlimit_get_ucounts(struct ucounts *ucounts, enum ucount_type type)
+{
+ /* Caller must hold a reference to ucounts */
+ struct ucounts *iter;
+ long dec, ret = 0;
+
+ for (iter = ucounts; iter; iter = iter->ns->ucounts) {
+ long max = READ_ONCE(iter->ns->ucount_max[type]);
+ long new = atomic_long_add_return(1, &iter->ucount[type]);
+ if (new < 0 || new > max)
+ goto unwind;
+ if (iter == ucounts)
+ ret = new;
+ /*
+ * Grab an extra ucount reference for the caller when
+ * the rlimit count was previously 0.
+ */
+ if (new != 1)
+ continue;
+ if (!get_ucounts(iter))
+ goto dec_unwind;
+ }
+ return ret;
+dec_unwind:
+ dec = atomic_long_add_return(-1, &iter->ucount[type]);
+ WARN_ON_ONCE(dec < 0);
+unwind:
+ do_dec_rlimit_put_ucounts(ucounts, iter, type);
+ return 0;
+}
+
bool is_ucounts_overlimit(struct ucounts *ucounts, enum ucount_type type, unsigned long max)
{
struct ucounts *iter;
if (mapping) {
int nr = thp_nr_pages(head);
- if (PageSwapBacked(head))
+ if (PageSwapBacked(head)) {
__mod_lruvec_page_state(head, NR_SHMEM_THPS,
-nr);
- else
+ } else {
__mod_lruvec_page_state(head, NR_FILE_THPS,
-nr);
+ filemap_nr_thps_dec(mapping);
+ }
}
__split_huge_page(page, list, end);
* covered by the memory map. The struct page representing NOMAP memory
* frames in the memory map will be PageReserved()
*
+ * Note: if the memory being marked %MEMBLOCK_NOMAP was allocated from
+ * memblock, the caller must inform kmemleak to ignore that memory
+ *
* Return: 0 on success, -errno on failure.
*/
int __init_memblock memblock_mark_nomap(phys_addr_t base, phys_addr_t size)
{
- int ret = memblock_setclr_flag(base, size, 1, MEMBLOCK_NOMAP);
-
- if (!ret)
- kmemleak_free_part_phys(base, size);
-
- return ret;
+ return memblock_setclr_flag(base, size, 1, MEMBLOCK_NOMAP);
}
/**
if (!size)
return;
- if (memblock.memory.cnt <= 1) {
+ if (!memblock_memory->total_size) {
pr_warn("%s: No memory registered yet\n", __func__);
return;
}
goto out;
}
- if (flags & MPOL_F_NUMA_BALANCING) {
- if (new && new->mode == MPOL_BIND) {
- new->flags |= (MPOL_F_MOF | MPOL_F_MORON);
- } else {
- ret = -EINVAL;
- mpol_put(new);
- goto out;
- }
- }
-
ret = mpol_set_nodemask(new, nodes, scratch);
if (ret) {
mpol_put(new);
return -EINVAL;
if ((*flags & MPOL_F_STATIC_NODES) && (*flags & MPOL_F_RELATIVE_NODES))
return -EINVAL;
-
+ if (*flags & MPOL_F_NUMA_BALANCING) {
+ if (*mode != MPOL_BIND)
+ return -EINVAL;
+ *flags |= (MPOL_F_MOF | MPOL_F_MORON);
+ }
return 0;
}
EXPORT_SYMBOL(migrate_vma_finalize);
#endif /* CONFIG_DEVICE_PRIVATE */
-#if defined(CONFIG_MEMORY_HOTPLUG)
+#if defined(CONFIG_HOTPLUG_CPU)
/* Disable reclaim-based migration. */
static void __disable_all_migrate_targets(void)
{
put_online_mems();
}
-/*
- * React to hotplug events that might affect the migration targets
- * like events that online or offline NUMA nodes.
- *
- * The ordering is also currently dependent on which nodes have
- * CPUs. That means we need CPU on/offline notification too.
- */
-static int migration_online_cpu(unsigned int cpu)
-{
- set_migration_target_nodes();
- return 0;
-}
-
-static int migration_offline_cpu(unsigned int cpu)
-{
- set_migration_target_nodes();
- return 0;
-}
-
/*
* This leaves migrate-on-reclaim transiently disabled between
* the MEM_GOING_OFFLINE and MEM_OFFLINE events. This runs
* set_migration_target_nodes().
*/
static int __meminit migrate_on_reclaim_callback(struct notifier_block *self,
- unsigned long action, void *arg)
+ unsigned long action, void *_arg)
{
+ struct memory_notify *arg = _arg;
+
+ /*
+ * Only update the node migration order when a node is
+ * changing status, like online->offline. This avoids
+ * the overhead of synchronize_rcu() in most cases.
+ */
+ if (arg->status_change_nid < 0)
+ return notifier_from_errno(0);
+
switch (action) {
case MEM_GOING_OFFLINE:
/*
return notifier_from_errno(0);
}
+/*
+ * React to hotplug events that might affect the migration targets
+ * like events that online or offline NUMA nodes.
+ *
+ * The ordering is also currently dependent on which nodes have
+ * CPUs. That means we need CPU on/offline notification too.
+ */
+static int migration_online_cpu(unsigned int cpu)
+{
+ set_migration_target_nodes();
+ return 0;
+}
+
+static int migration_offline_cpu(unsigned int cpu)
+{
+ set_migration_target_nodes();
+ return 0;
+}
+
static int __init migrate_on_reclaim_init(void)
{
int ret;
- ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "migrate on reclaim",
- migration_online_cpu,
- migration_offline_cpu);
+ ret = cpuhp_setup_state_nocalls(CPUHP_MM_DEMOTION_DEAD, "mm/demotion:offline",
+ NULL, migration_offline_cpu);
/*
* In the unlikely case that this fails, the automatic
* migration targets may become suboptimal for nodes
* rare case, do not bother trying to do anything special.
*/
WARN_ON(ret < 0);
+ ret = cpuhp_setup_state(CPUHP_AP_MM_DEMOTION_ONLINE, "mm/demotion:online",
+ migration_online_cpu, NULL);
+ WARN_ON(ret < 0);
hotplug_memory_notifier(migrate_on_reclaim_callback, 100);
return 0;
}
late_initcall(migrate_on_reclaim_init);
-#endif /* CONFIG_MEMORY_HOTPLUG */
+#endif /* CONFIG_HOTPLUG_CPU */
total_usage += table_size;
return 0;
}
-#ifdef CONFIG_MEMORY_HOTPLUG
+
static void free_page_ext(void *addr)
{
if (is_vmalloc_addr(addr)) {
return notifier_from_errno(ret);
}
-#endif
-
void __init page_ext_init(void)
{
unsigned long pfn;
#include <linux/secretmem.h>
#include <linux/set_memory.h>
#include <linux/sched/signal.h>
-#include <linux/refcount.h>
#include <uapi/linux/magic.h>
MODULE_PARM_DESC(secretmem_enable,
"Enable secretmem and memfd_secret(2) system call");
-static refcount_t secretmem_users;
+static atomic_t secretmem_users;
bool secretmem_active(void)
{
- return !!refcount_read(&secretmem_users);
+ return !!atomic_read(&secretmem_users);
}
static vm_fault_t secretmem_fault(struct vm_fault *vmf)
static int secretmem_release(struct inode *inode, struct file *file)
{
- refcount_dec(&secretmem_users);
+ atomic_dec(&secretmem_users);
return 0;
}
if (flags & ~(SECRETMEM_FLAGS_MASK | O_CLOEXEC))
return -EINVAL;
+ if (atomic_read(&secretmem_users) < 0)
+ return -ENFILE;
fd = get_unused_fd_flags(flags & O_CLOEXEC);
if (fd < 0)
file->f_flags |= O_LARGEFILE;
fd_install(fd, file);
- refcount_inc(&secretmem_users);
+ atomic_inc(&secretmem_users);
return fd;
err_put_fd:
return 0;
}
-#if defined(CONFIG_NUMA) && defined(CONFIG_MEMORY_HOTPLUG)
+#if defined(CONFIG_NUMA)
/*
* Drains freelist for a node on each slab cache, used for memory hot-remove.
* Returns -EBUSY if all objects cannot be drained so that the node is not
out:
return notifier_from_errno(ret);
}
-#endif /* CONFIG_NUMA && CONFIG_MEMORY_HOTPLUG */
+#endif /* CONFIG_NUMA */
/*
* swap the static kmem_cache_node with kmalloced memory
}
static inline bool slab_free_freelist_hook(struct kmem_cache *s,
- void **head, void **tail)
+ void **head, void **tail,
+ int *cnt)
{
void *object;
*head = object;
if (!*tail)
*tail = object;
+ } else {
+ /*
+ * Adjust the reconstructed freelist depth
+ * accordingly if object's reuse is delayed.
+ */
+ --(*cnt);
}
} while (object != old_tail);
struct kmem_cache_cpu *c;
unsigned long tid;
- memcg_slab_free_hook(s, &head, 1);
+ /* memcg_slab_free_hook() is already called for bulk free. */
+ if (!tail)
+ memcg_slab_free_hook(s, &head, 1);
redo:
/*
* Determine the currently cpus per cpu slab.
* With KASAN enabled slab_free_freelist_hook modifies the freelist
* to remove objects, whose reuse must be delayed.
*/
- if (slab_free_freelist_hook(s, &head, &tail))
+ if (slab_free_freelist_hook(s, &head, &tail, &cnt))
do_slab_free(s, page, head, tail, cnt, addr);
}
if (alloc_kmem_cache_cpus(s))
return 0;
- free_kmem_cache_nodes(s);
error:
+ __kmem_cache_release(s);
return -EINVAL;
}
return 0;
err = sysfs_slab_add(s);
- if (err)
+ if (err) {
__kmem_cache_release(s);
+ return err;
+ }
if (s->flags & SLAB_STORE_USER)
debugfs_slab_add(s);
- return err;
+ return 0;
}
void *__kmalloc_track_caller(size_t size, gfp_t gfpflags, unsigned long caller)
struct kmem_cache *s = file_inode(filep)->i_private;
unsigned long *obj_map;
+ if (!t)
+ return -ENOMEM;
+
obj_map = bitmap_alloc(oo_objects(s->oo), GFP_KERNEL);
- if (!obj_map)
+ if (!obj_map) {
+ seq_release_private(inode, filep);
return -ENOMEM;
+ }
if (strcmp(filep->f_path.dentry->d_name.name, "alloc_traces") == 0)
alloc = TRACK_ALLOC;
if (!alloc_loc_track(t, PAGE_SIZE / sizeof(struct location), GFP_KERNEL)) {
bitmap_free(obj_map);
+ seq_release_private(inode, filep);
return -ENOMEM;
}
static inline unsigned long br_multicast_gmi(const struct net_bridge_mcast *brmctx)
{
- /* use the RFC default of 2 for QRV */
- return 2 * brmctx->multicast_query_interval +
- brmctx->multicast_query_response_interval;
+ return brmctx->multicast_membership_interval;
}
static inline bool
return -ENOMEM;
for_each_possible_cpu(i) {
newinfo->chainstack[i] =
- vmalloc(array_size(udc_cnt, sizeof(*(newinfo->chainstack[0]))));
+ vmalloc_node(array_size(udc_cnt,
+ sizeof(*(newinfo->chainstack[0]))),
+ cpu_to_node(i));
if (!newinfo->chainstack[i]) {
while (i)
vfree(newinfo->chainstack[--i]);
struct tpcon {
int idx;
int len;
- u8 state;
+ u32 state;
u8 bs;
u8 sn;
u8 ll_dl;
{
struct sock *sk = sock->sk;
struct isotp_sock *so = isotp_sk(sk);
+ u32 old_state = so->tx.state;
struct sk_buff *skb;
struct net_device *dev;
struct canfd_frame *cf;
return -EADDRNOTAVAIL;
/* we do not support multiple buffers - for now */
- if (so->tx.state != ISOTP_IDLE || wq_has_sleeper(&so->wait)) {
- if (msg->msg_flags & MSG_DONTWAIT)
- return -EAGAIN;
+ if (cmpxchg(&so->tx.state, ISOTP_IDLE, ISOTP_SENDING) != ISOTP_IDLE ||
+ wq_has_sleeper(&so->wait)) {
+ if (msg->msg_flags & MSG_DONTWAIT) {
+ err = -EAGAIN;
+ goto err_out;
+ }
/* wait for complete transmission of current pdu */
- wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE);
+ err = wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE);
+ if (err)
+ goto err_out;
}
- if (!size || size > MAX_MSG_LENGTH)
- return -EINVAL;
+ if (!size || size > MAX_MSG_LENGTH) {
+ err = -EINVAL;
+ goto err_out;
+ }
/* take care of a potential SF_DL ESC offset for TX_DL > 8 */
off = (so->tx.ll_dl > CAN_MAX_DLEN) ? 1 : 0;
/* does the given data fit into a single frame for SF_BROADCAST? */
if ((so->opt.flags & CAN_ISOTP_SF_BROADCAST) &&
- (size > so->tx.ll_dl - SF_PCI_SZ4 - ae - off))
- return -EINVAL;
+ (size > so->tx.ll_dl - SF_PCI_SZ4 - ae - off)) {
+ err = -EINVAL;
+ goto err_out;
+ }
err = memcpy_from_msg(so->tx.buf, msg, size);
if (err < 0)
- return err;
+ goto err_out;
dev = dev_get_by_index(sock_net(sk), so->ifindex);
- if (!dev)
- return -ENXIO;
+ if (!dev) {
+ err = -ENXIO;
+ goto err_out;
+ }
skb = sock_alloc_send_skb(sk, so->ll.mtu + sizeof(struct can_skb_priv),
msg->msg_flags & MSG_DONTWAIT, &err);
if (!skb) {
dev_put(dev);
- return err;
+ goto err_out;
}
can_skb_reserve(skb);
can_skb_prv(skb)->ifindex = dev->ifindex;
can_skb_prv(skb)->skbcnt = 0;
- so->tx.state = ISOTP_SENDING;
so->tx.len = size;
so->tx.idx = 0;
if (err) {
pr_notice_once("can-isotp: %s: can_send_ret %pe\n",
__func__, ERR_PTR(err));
- return err;
+ goto err_out;
}
if (wait_tx_done) {
/* wait for complete transmission of current pdu */
wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE);
+
+ if (sk->sk_err)
+ return -sk->sk_err;
}
return size;
+
+err_out:
+ so->tx.state = old_state;
+ if (so->tx.state == ISOTP_IDLE)
+ wake_up_interruptible(&so->wait);
+
+ return err;
}
static int isotp_recvmsg(struct socket *sock, struct msghdr *msg, size_t size,
void j1939_tp_schedule_txtimer(struct j1939_session *session, int msec);
void j1939_session_timers_cancel(struct j1939_session *session);
+#define J1939_MIN_TP_PACKET_SIZE 9
#define J1939_MAX_TP_PACKET_SIZE (7 * 0xff)
#define J1939_MAX_ETP_PACKET_SIZE (7 * 0x00ffffff)
struct j1939_priv *priv, *priv_new;
int ret;
- priv = j1939_priv_get_by_ndev(ndev);
+ spin_lock(&j1939_netdev_lock);
+ priv = j1939_priv_get_by_ndev_locked(ndev);
if (priv) {
kref_get(&priv->rx_kref);
+ spin_unlock(&j1939_netdev_lock);
return priv;
}
+ spin_unlock(&j1939_netdev_lock);
priv = j1939_priv_create(ndev);
if (!priv)
/* Someone was faster than us, use their priv and roll
* back our's.
*/
+ kref_get(&priv_new->rx_kref);
spin_unlock(&j1939_netdev_lock);
dev_put(ndev);
kfree(priv);
- kref_get(&priv_new->rx_kref);
return priv_new;
}
j1939_priv_set(ndev, priv);
session->err = -ETIME;
j1939_session_deactivate(session);
} else {
- netdev_alert(priv->ndev, "%s: 0x%p: rx timeout, send abort\n",
- __func__, session);
-
j1939_session_list_lock(session->priv);
if (session->state >= J1939_SESSION_ACTIVE &&
session->state < J1939_SESSION_ACTIVE_MAX) {
+ netdev_alert(priv->ndev, "%s: 0x%p: rx timeout, send abort\n",
+ __func__, session);
j1939_session_get(session);
hrtimer_start(&session->rxtimer,
ms_to_ktime(J1939_XTP_ABORT_TIMEOUT_MS),
abort = J1939_XTP_ABORT_FAULT;
else if (len > priv->tp_max_packet_size)
abort = J1939_XTP_ABORT_RESOURCE;
+ else if (len < J1939_MIN_TP_PACKET_SIZE)
+ abort = J1939_XTP_ABORT_FAULT;
}
if (abort != J1939_XTP_NO_ABORT) {
static void j1939_xtp_rx_dat_one(struct j1939_session *session,
struct sk_buff *skb)
{
+ enum j1939_xtp_abort abort = J1939_XTP_ABORT_FAULT;
struct j1939_priv *priv = session->priv;
struct j1939_sk_buff_cb *skcb, *se_skcb;
struct sk_buff *se_skb = NULL;
skcb = j1939_skb_to_cb(skb);
dat = skb->data;
- if (skb->len <= 1)
+ if (skb->len != 8) {
/* makes no sense */
+ abort = J1939_XTP_ABORT_UNEXPECTED_DATA;
goto out_session_cancel;
+ }
switch (session->last_cmd) {
case 0xff:
out_session_cancel:
kfree_skb(se_skb);
j1939_session_timers_cancel(session);
- j1939_session_cancel(session, J1939_XTP_ABORT_FAULT);
+ j1939_session_cancel(session, abort);
j1939_session_put(session);
}
for_each_available_child_of_node(ports, port) {
err = of_property_read_u32(port, "reg", ®);
- if (err)
+ if (err) {
+ of_node_put(port);
goto out_put_node;
+ }
if (reg >= ds->num_ports) {
dev_err(ds->dev, "port %pOF index %u exceeds num_ports (%zu)\n",
port, reg, ds->num_ports);
+ of_node_put(port);
err = -EINVAL;
goto out_put_node;
}
dp = dsa_to_port(ds, reg);
err = dsa_port_parse_of(dp, port);
- if (err)
+ if (err) {
+ of_node_put(port);
goto out_put_node;
+ }
}
out_put_node:
DEFINE_STATIC_KEY_FALSE(tcp_md5_needed);
EXPORT_SYMBOL(tcp_md5_needed);
+static bool better_md5_match(struct tcp_md5sig_key *old, struct tcp_md5sig_key *new)
+{
+ if (!old)
+ return true;
+
+ /* l3index always overrides non-l3index */
+ if (old->l3index && new->l3index == 0)
+ return false;
+ if (old->l3index == 0 && new->l3index)
+ return true;
+
+ return old->prefixlen < new->prefixlen;
+}
+
/* Find the Key structure for an address. */
struct tcp_md5sig_key *__tcp_md5_do_lookup(const struct sock *sk, int l3index,
const union tcp_md5_addr *addr,
lockdep_sock_is_held(sk)) {
if (key->family != family)
continue;
- if (key->l3index && key->l3index != l3index)
+ if (key->flags & TCP_MD5SIG_FLAG_IFINDEX && key->l3index != l3index)
continue;
if (family == AF_INET) {
mask = inet_make_mask(key->prefixlen);
match = false;
}
- if (match && (!best_match ||
- key->prefixlen > best_match->prefixlen))
+ if (match && better_md5_match(best_match, key))
best_match = key;
}
return best_match;
static struct tcp_md5sig_key *tcp_md5_do_lookup_exact(const struct sock *sk,
const union tcp_md5_addr *addr,
int family, u8 prefixlen,
- int l3index)
+ int l3index, u8 flags)
{
const struct tcp_sock *tp = tcp_sk(sk);
struct tcp_md5sig_key *key;
lockdep_sock_is_held(sk)) {
if (key->family != family)
continue;
- if (key->l3index && key->l3index != l3index)
+ if ((key->flags & TCP_MD5SIG_FLAG_IFINDEX) != (flags & TCP_MD5SIG_FLAG_IFINDEX))
+ continue;
+ if (key->l3index != l3index)
continue;
if (!memcmp(&key->addr, addr, size) &&
key->prefixlen == prefixlen)
/* This can be called on a newly created socket, from other files */
int tcp_md5_do_add(struct sock *sk, const union tcp_md5_addr *addr,
- int family, u8 prefixlen, int l3index,
+ int family, u8 prefixlen, int l3index, u8 flags,
const u8 *newkey, u8 newkeylen, gfp_t gfp)
{
/* Add Key to the list */
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_md5sig_info *md5sig;
- key = tcp_md5_do_lookup_exact(sk, addr, family, prefixlen, l3index);
+ key = tcp_md5_do_lookup_exact(sk, addr, family, prefixlen, l3index, flags);
if (key) {
/* Pre-existing entry - just update that one.
* Note that the key might be used concurrently.
key->family = family;
key->prefixlen = prefixlen;
key->l3index = l3index;
+ key->flags = flags;
memcpy(&key->addr, addr,
(family == AF_INET6) ? sizeof(struct in6_addr) :
sizeof(struct in_addr));
EXPORT_SYMBOL(tcp_md5_do_add);
int tcp_md5_do_del(struct sock *sk, const union tcp_md5_addr *addr, int family,
- u8 prefixlen, int l3index)
+ u8 prefixlen, int l3index, u8 flags)
{
struct tcp_md5sig_key *key;
- key = tcp_md5_do_lookup_exact(sk, addr, family, prefixlen, l3index);
+ key = tcp_md5_do_lookup_exact(sk, addr, family, prefixlen, l3index, flags);
if (!key)
return -ENOENT;
hlist_del_rcu(&key->node);
const union tcp_md5_addr *addr;
u8 prefixlen = 32;
int l3index = 0;
+ u8 flags;
if (optlen < sizeof(cmd))
return -EINVAL;
if (sin->sin_family != AF_INET)
return -EINVAL;
+ flags = cmd.tcpm_flags & TCP_MD5SIG_FLAG_IFINDEX;
+
if (optname == TCP_MD5SIG_EXT &&
cmd.tcpm_flags & TCP_MD5SIG_FLAG_PREFIX) {
prefixlen = cmd.tcpm_prefixlen;
return -EINVAL;
}
- if (optname == TCP_MD5SIG_EXT &&
+ if (optname == TCP_MD5SIG_EXT && cmd.tcpm_ifindex &&
cmd.tcpm_flags & TCP_MD5SIG_FLAG_IFINDEX) {
struct net_device *dev;
addr = (union tcp_md5_addr *)&sin->sin_addr.s_addr;
if (!cmd.tcpm_keylen)
- return tcp_md5_do_del(sk, addr, AF_INET, prefixlen, l3index);
+ return tcp_md5_do_del(sk, addr, AF_INET, prefixlen, l3index, flags);
if (cmd.tcpm_keylen > TCP_MD5SIG_MAXKEYLEN)
return -EINVAL;
- return tcp_md5_do_add(sk, addr, AF_INET, prefixlen, l3index,
+ return tcp_md5_do_add(sk, addr, AF_INET, prefixlen, l3index, flags,
cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL);
}
* memory, then we end up not copying the key
* across. Shucks.
*/
- tcp_md5_do_add(newsk, addr, AF_INET, 32, l3index,
+ tcp_md5_do_add(newsk, addr, AF_INET, 32, l3index, key->flags,
key->key, key->keylen, GFP_ATOMIC);
sk_nocaps_add(newsk, NETIF_F_GSO_MASK);
}
int ip6_forward(struct sk_buff *skb)
{
- struct inet6_dev *idev = __in6_dev_get_safely(skb->dev);
struct dst_entry *dst = skb_dst(skb);
struct ipv6hdr *hdr = ipv6_hdr(skb);
struct inet6_skb_parm *opt = IP6CB(skb);
struct net *net = dev_net(dst->dev);
+ struct inet6_dev *idev;
u32 mtu;
+ idev = __in6_dev_get_safely(dev_get_by_index_rcu(net, IP6CB(skb)->iif));
if (net->ipv6.devconf_all->forwarding == 0)
goto error;
static inline bool
segsleft_match(u_int32_t min, u_int32_t max, u_int32_t id, bool invert)
{
- bool r;
- pr_debug("segsleft_match:%c 0x%x <= 0x%x <= 0x%x\n",
- invert ? '!' : ' ', min, id, max);
- r = (id >= min && id <= max) ^ invert;
- pr_debug(" result %s\n", r ? "PASS" : "FAILED");
- return r;
+ return (id >= min && id <= max) ^ invert;
}
static bool rt_mt6(const struct sk_buff *skb, struct xt_action_param *par)
return false;
}
- pr_debug("IPv6 RT LEN %u %u ", hdrlen, rh->hdrlen);
- pr_debug("TYPE %04X ", rh->type);
- pr_debug("SGS_LEFT %u %02X\n", rh->segments_left, rh->segments_left);
-
- pr_debug("IPv6 RT segsleft %02X ",
- segsleft_match(rtinfo->segsleft[0], rtinfo->segsleft[1],
- rh->segments_left,
- !!(rtinfo->invflags & IP6T_RT_INV_SGS)));
- pr_debug("type %02X %02X %02X ",
- rtinfo->rt_type, rh->type,
- (!(rtinfo->flags & IP6T_RT_TYP) ||
- ((rtinfo->rt_type == rh->type) ^
- !!(rtinfo->invflags & IP6T_RT_INV_TYP))));
- pr_debug("len %02X %04X %02X ",
- rtinfo->hdrlen, hdrlen,
- !(rtinfo->flags & IP6T_RT_LEN) ||
- ((rtinfo->hdrlen == hdrlen) ^
- !!(rtinfo->invflags & IP6T_RT_INV_LEN)));
- pr_debug("res %02X %02X %02X ",
- rtinfo->flags & IP6T_RT_RES,
- ((const struct rt0_hdr *)rh)->reserved,
- !((rtinfo->flags & IP6T_RT_RES) &&
- (((const struct rt0_hdr *)rh)->reserved)));
-
ret = (segsleft_match(rtinfo->segsleft[0], rtinfo->segsleft[1],
rh->segments_left,
!!(rtinfo->invflags & IP6T_RT_INV_SGS))) &&
reserved),
sizeof(_reserved),
&_reserved);
+ if (!rp) {
+ par->hotdrop = true;
+ return false;
+ }
ret = (*rp == 0);
}
- pr_debug("#%d ", rtinfo->addrnr);
if (!(rtinfo->flags & IP6T_RT_FST)) {
return ret;
} else if (rtinfo->flags & IP6T_RT_FST_NSTRICT) {
- pr_debug("Not strict ");
if (rtinfo->addrnr > (unsigned int)((hdrlen - 8) / 16)) {
- pr_debug("There isn't enough space\n");
return false;
} else {
unsigned int i = 0;
- pr_debug("#%d ", rtinfo->addrnr);
for (temp = 0;
temp < (unsigned int)((hdrlen - 8) / 16);
temp++) {
return false;
}
- if (ipv6_addr_equal(ap, &rtinfo->addrs[i])) {
- pr_debug("i=%d temp=%d;\n", i, temp);
+ if (ipv6_addr_equal(ap, &rtinfo->addrs[i]))
i++;
- }
if (i == rtinfo->addrnr)
break;
}
- pr_debug("i=%d #%d\n", i, rtinfo->addrnr);
if (i == rtinfo->addrnr)
return ret;
else
return false;
}
} else {
- pr_debug("Strict ");
if (rtinfo->addrnr > (unsigned int)((hdrlen - 8) / 16)) {
- pr_debug("There isn't enough space\n");
return false;
} else {
- pr_debug("#%d ", rtinfo->addrnr);
for (temp = 0; temp < rtinfo->addrnr; temp++) {
ap = skb_header_pointer(skb,
ptr
if (!ipv6_addr_equal(ap, &rtinfo->addrs[temp]))
break;
}
- pr_debug("temp=%d #%d\n", temp, rtinfo->addrnr);
if (temp == rtinfo->addrnr &&
temp == (unsigned int)((hdrlen - 8) / 16))
return ret;
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)&cmd.tcpm_addr;
int l3index = 0;
u8 prefixlen;
+ u8 flags;
if (optlen < sizeof(cmd))
return -EINVAL;
if (sin6->sin6_family != AF_INET6)
return -EINVAL;
+ flags = cmd.tcpm_flags & TCP_MD5SIG_FLAG_IFINDEX;
+
if (optname == TCP_MD5SIG_EXT &&
cmd.tcpm_flags & TCP_MD5SIG_FLAG_PREFIX) {
prefixlen = cmd.tcpm_prefixlen;
prefixlen = ipv6_addr_v4mapped(&sin6->sin6_addr) ? 32 : 128;
}
- if (optname == TCP_MD5SIG_EXT &&
+ if (optname == TCP_MD5SIG_EXT && cmd.tcpm_ifindex &&
cmd.tcpm_flags & TCP_MD5SIG_FLAG_IFINDEX) {
struct net_device *dev;
if (ipv6_addr_v4mapped(&sin6->sin6_addr))
return tcp_md5_do_del(sk, (union tcp_md5_addr *)&sin6->sin6_addr.s6_addr32[3],
AF_INET, prefixlen,
- l3index);
+ l3index, flags);
return tcp_md5_do_del(sk, (union tcp_md5_addr *)&sin6->sin6_addr,
- AF_INET6, prefixlen, l3index);
+ AF_INET6, prefixlen, l3index, flags);
}
if (cmd.tcpm_keylen > TCP_MD5SIG_MAXKEYLEN)
if (ipv6_addr_v4mapped(&sin6->sin6_addr))
return tcp_md5_do_add(sk, (union tcp_md5_addr *)&sin6->sin6_addr.s6_addr32[3],
- AF_INET, prefixlen, l3index,
+ AF_INET, prefixlen, l3index, flags,
cmd.tcpm_key, cmd.tcpm_keylen,
GFP_KERNEL);
return tcp_md5_do_add(sk, (union tcp_md5_addr *)&sin6->sin6_addr,
- AF_INET6, prefixlen, l3index,
+ AF_INET6, prefixlen, l3index, flags,
cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL);
}
* across. Shucks.
*/
tcp_md5_do_add(newsk, (union tcp_md5_addr *)&newsk->sk_v6_daddr,
- AF_INET6, 128, l3index, key->key, key->keylen,
+ AF_INET6, 128, l3index, key->flags, key->key, key->keylen,
sk_gfp_mask(sk, GFP_ATOMIC));
}
#endif
config NF_CONNTRACK_SECMARK
bool 'Connection tracking security mark support'
depends on NETWORK_SECMARK
- default m if NETFILTER_ADVANCED=n
+ default y if NETFILTER_ADVANCED=n
help
This option enables security markings to be applied to
connections. Typically they are copied to connections from
tbl[idx++].data = &ipvs->sysctl_conn_reuse_mode;
tbl[idx++].data = &ipvs->sysctl_schedule_icmp;
tbl[idx++].data = &ipvs->sysctl_ignore_tunneled;
+#ifdef CONFIG_IP_VS_DEBUG
+ /* Global sysctls must be ro in non-init netns */
+ if (!net_eq(net, &init_net))
+ tbl[idx++].mode = 0444;
+#endif
ipvs->sysctl_hdr = register_net_sysctl(net, "net/ipv4/vs", tbl);
if (ipvs->sysctl_hdr == NULL) {
return;
}
- /* UNREGISTER events are also happening on netns exit.
- *
- * Although nf_tables core releases all tables/chains, only this event
- * handler provides guarantee that hook->ops.dev is still accessible,
- * so we cannot skip exiting net namespaces.
- */
__nft_release_basechain(ctx);
}
event != NETDEV_CHANGENAME)
return NOTIFY_DONE;
+ if (!check_net(ctx.net))
+ return NOTIFY_DONE;
+
nft_net = nft_pernet(ctx.net);
mutex_lock(&nft_net->commit_mutex);
list_for_each_entry(table, &nft_net->tables, list) {
{
int ret;
- info->timer = kmalloc(sizeof(*info->timer), GFP_KERNEL);
+ info->timer = kzalloc(sizeof(*info->timer), GFP_KERNEL);
if (!info->timer) {
ret = -ENOMEM;
goto out;
tmpl = p->tmpl;
tcf_lastuse_update(&c->tcf_tm);
+ tcf_action_update_bstats(&c->common, skb);
if (clear) {
qdisc_skb_cb(skb)->post_ct = false;
qdisc_skb_cb(skb)->post_ct = true;
out_clear:
- tcf_action_update_bstats(&c->common, skb);
if (defrag)
qdisc_skb_cb(skb)->pkt_len = skb->len;
return retval;
return;
}
+ /* If get_ucounts fails more bits are needed in the refcount */
+ if (unlikely(!get_ucounts(old->ucounts))) {
+ WARN_ONCE(1, "In %s get_ucounts failed\n", __func__);
+ put_cred(new);
+ return;
+ }
+
new-> uid = old-> uid;
new-> euid = old-> euid;
new-> suid = old-> suid;
new-> sgid = old-> sgid;
new->fsgid = old->fsgid;
new->user = get_uid(old->user);
+ new->ucounts = old->ucounts;
new->user_ns = get_user_ns(old->user_ns);
new->group_info = get_group_info(old->group_info);
SND_PCI_QUIRK(0x1558, 0x65d2, "Clevo PB51R[CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x65e1, "Clevo PB51[ED][DF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x65e5, "Clevo PC50D[PRS](?:-D|-G)?", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
+ SND_PCI_QUIRK(0x1558, 0x65f1, "Clevo PC50HS", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x67d1, "Clevo PB71[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x67e1, "Clevo PB71[DE][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x67e5, "Clevo PC70D[PRS](?:-D|-G)?", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
}
}
+/* GPIO1 = amplifier on/off
+ * GPIO3 = mic mute LED
+ */
+static void alc285_fixup_hp_spectre_x360_eb1(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ static const hda_nid_t conn[] = { 0x02 };
+
+ struct alc_spec *spec = codec->spec;
+ static const struct hda_pintbl pincfgs[] = {
+ { 0x14, 0x90170110 }, /* front/high speakers */
+ { 0x17, 0x90170130 }, /* back/bass speakers */
+ { }
+ };
+
+ //enable micmute led
+ alc_fixup_hp_gpio_led(codec, action, 0x00, 0x04);
+
+ switch (action) {
+ case HDA_FIXUP_ACT_PRE_PROBE:
+ spec->micmute_led_polarity = 1;
+ /* needed for amp of back speakers */
+ spec->gpio_mask |= 0x01;
+ spec->gpio_dir |= 0x01;
+ snd_hda_apply_pincfgs(codec, pincfgs);
+ /* share DAC to have unified volume control */
+ snd_hda_override_conn_list(codec, 0x14, ARRAY_SIZE(conn), conn);
+ snd_hda_override_conn_list(codec, 0x17, ARRAY_SIZE(conn), conn);
+ break;
+ case HDA_FIXUP_ACT_INIT:
+ /* need to toggle GPIO to enable the amp of back speakers */
+ alc_update_gpio_data(codec, 0x01, true);
+ msleep(100);
+ alc_update_gpio_data(codec, 0x01, false);
+ break;
+ }
+}
+
static void alc285_fixup_hp_spectre_x360(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
ALC269_FIXUP_HP_DOCK_GPIO_MIC1_LED,
ALC280_FIXUP_HP_9480M,
ALC245_FIXUP_HP_X360_AMP,
+ ALC285_FIXUP_HP_SPECTRE_X360_EB1,
ALC288_FIXUP_DELL_HEADSET_MODE,
ALC288_FIXUP_DELL1_MIC_NO_PRESENCE,
ALC288_FIXUP_DELL_XPS_13,
.type = HDA_FIXUP_FUNC,
.v.func = alc285_fixup_hp_spectre_x360,
},
+ [ALC285_FIXUP_HP_SPECTRE_X360_EB1] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc285_fixup_hp_spectre_x360_eb1
+ },
[ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc285_fixup_ideapad_s740_coef,
SND_PCI_QUIRK(0x103c, 0x87f7, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP),
SND_PCI_QUIRK(0x103c, 0x8805, "HP ProBook 650 G8 Notebook PC", ALC236_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x880d, "HP EliteBook 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
+ SND_PCI_QUIRK(0x103c, 0x8811, "HP Spectre x360 15-eb1xxx", ALC285_FIXUP_HP_SPECTRE_X360_EB1),
+ SND_PCI_QUIRK(0x103c, 0x8812, "HP Spectre x360 15-eb1xxx", ALC285_FIXUP_HP_SPECTRE_X360_EB1),
SND_PCI_QUIRK(0x103c, 0x8846, "HP EliteBook 850 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8847, "HP EliteBook x360 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x884b, "HP EliteBook 840 Aero G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
{.id = ALC245_FIXUP_HP_X360_AMP, .name = "alc245-hp-x360-amp"},
{.id = ALC295_FIXUP_HP_OMEN, .name = "alc295-hp-omen"},
{.id = ALC285_FIXUP_HP_SPECTRE_X360, .name = "alc285-hp-spectre-x360"},
+ {.id = ALC285_FIXUP_HP_SPECTRE_X360_EB1, .name = "alc285-hp-spectre-x360-eb1"},
{.id = ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP, .name = "alc287-ideapad-bass-spk-amp"},
{.id = ALC623_FIXUP_LENOVO_THINKSTATION_P340, .name = "alc623-lenovo-thinkstation-p340"},
{.id = ALC255_FIXUP_ACER_HEADPHONE_AND_MIC, .name = "alc255-acer-headphone-and-mic"},
tristate "WCD9380/WCD9385 Codec - SDW"
select SND_SOC_WCD938X
select SND_SOC_WCD_MBHC
+ select REGMAP_IRQ
depends on SOUNDWIRE
select REGMAP_SOUNDWIRE
help
struct snd_soc_component *component = dai->component;
struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component);
unsigned int regval;
- u8 fullScaleVol;
int ret;
if (mute) {
cs42l42->stream_use |= 1 << stream;
if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
- /* Read the headphone load */
- regval = snd_soc_component_read(component, CS42L42_LOAD_DET_RCSTAT);
- if (((regval & CS42L42_RLA_STAT_MASK) >> CS42L42_RLA_STAT_SHIFT) ==
- CS42L42_RLA_STAT_15_OHM) {
- fullScaleVol = CS42L42_HP_FULL_SCALE_VOL_MASK;
- } else {
- fullScaleVol = 0;
- }
-
- /* Un-mute the headphone, set the full scale volume flag */
+ /* Un-mute the headphone */
snd_soc_component_update_bits(component, CS42L42_HP_CTL,
CS42L42_HP_ANA_AMUTE_MASK |
- CS42L42_HP_ANA_BMUTE_MASK |
- CS42L42_HP_FULL_SCALE_VOL_MASK, fullScaleVol);
+ CS42L42_HP_ANA_BMUTE_MASK,
+ 0);
}
}
return cs4341_probe(&spi->dev);
}
+static const struct spi_device_id cs4341_spi_ids[] = {
+ { "cs4341a" },
+ { }
+};
+MODULE_DEVICE_TABLE(spi, cs4341_spi_ids);
+
static struct spi_driver cs4341_spi_driver = {
.driver = {
.name = "cs4341-spi",
.of_match_table = of_match_ptr(cs4341_dt_ids),
},
.probe = cs4341_spi_probe,
+ .id_table = cs4341_spi_ids,
};
#endif
struct regmap *regmap = nau8824->regmap;
int adc_value, event = 0, event_mask = 0;
- snd_soc_dapm_enable_pin(dapm, "MICBIAS");
- snd_soc_dapm_enable_pin(dapm, "SAR");
+ snd_soc_dapm_force_enable_pin(dapm, "MICBIAS");
+ snd_soc_dapm_force_enable_pin(dapm, "SAR");
snd_soc_dapm_sync(dapm);
msleep(100);
MODULE_DEVICE_TABLE(of, pcm179x_of_match);
static const struct spi_device_id pcm179x_spi_ids[] = {
+ { "pcm1792a", 0 },
{ "pcm179x", 0 },
{ },
};
{ PCM512x_FS_SPEED_MODE, 0x00 },
{ PCM512x_IDAC_1, 0x01 },
{ PCM512x_IDAC_2, 0x00 },
+ { PCM512x_I2S_1, 0x02 },
+ { PCM512x_I2S_2, 0x00 },
};
static bool pcm512x_readable(struct device *dev, unsigned int reg)
{
struct wcd938x_priv *wcd = dev_get_drvdata(comp->dev);
- if (!jack)
+ if (jack)
return wcd_mbhc_start(wcd->wcd_mbhc, &wcd->mbhc_cfg, jack);
-
- wcd_mbhc_stop(wcd->wcd_mbhc);
+ else
+ wcd_mbhc_stop(wcd->wcd_mbhc);
return 0;
}
int i, j, k;
int ret;
- if (!(iface1 & (1<<6))) {
- dev_dbg(component->dev,
- "Codec is slave mode, no need to configure clock\n");
+ /*
+ * For Slave mode clocking should still be configured,
+ * so this if statement should be removed, but some platform
+ * may not work if the sysclk is not configured, to avoid such
+ * compatible issue, just add '!wm8960->sysclk' condition in
+ * this if statement.
+ */
+ if (!(iface1 & (1 << 6)) && !wm8960->sysclk) {
+ dev_warn(component->dev,
+ "slave mode, but proceeding with no clock configuration\n");
return 0;
}
return ret;
}
- /* clear DPATH RESET */
+ /* set DPATH RESET */
m_ctl |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
+ v_ctl |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
ret = regmap_update_bits(xcvr->regmap, FSL_XCVR_EXT_CTRL, m_ctl, v_ctl);
if (ret < 0) {
dev_err(dai->dev, "Error while setting EXT_CTRL: %d\n", ret);
val |= FSL_XCVR_EXT_CTRL_CMDC_RESET(tx);
}
- /* set DPATH RESET */
- mask |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
- val |= FSL_XCVR_EXT_CTRL_DPTH_RESET(tx);
-
ret = regmap_update_bits(xcvr->regmap, FSL_XCVR_EXT_CTRL, mask, val);
if (ret < 0) {
dev_err(dai->dev, "Err setting DPATH RESET: %d\n", ret);
dev_err(dai->dev, "Failed to enable DMA: %d\n", ret);
return ret;
}
+
+ /* clear DPATH RESET */
+ ret = regmap_update_bits(xcvr->regmap, FSL_XCVR_EXT_CTRL,
+ FSL_XCVR_EXT_CTRL_DPTH_RESET(tx),
+ 0);
+ if (ret < 0) {
+ dev_err(dai->dev, "Failed to clear DPATH RESET: %d\n", ret);
+ return ret;
+ }
+
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
static const char * const mic_name[] = { "in1", "in2" };
+ struct snd_soc_acpi_mach *mach = dev_get_platdata(dev);
struct property_entry props[MAX_NO_PROPS] = {};
struct byt_cht_es8316_private *priv;
const struct dmi_system_id *dmi_id;
- struct device *dev = &pdev->dev;
- struct snd_soc_acpi_mach *mach;
struct fwnode_handle *fwnode;
const char *platform_name;
struct acpi_device *adev;
if (!priv)
return -ENOMEM;
- mach = dev->platform_data;
/* fix index of codec dai */
for (i = 0; i < ARRAY_SIZE(byt_cht_es8316_dais); i++) {
if (!strcmp(byt_cht_es8316_dais[i].codecs->name,
put_device(&adev->dev);
byt_cht_es8316_dais[dai_index].codecs->name = codec_name;
} else {
- dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id);
+ dev_err(dev, "Error cannot find '%s' dev\n", mach->id);
return -ENXIO;
}
/* get the clock */
priv->mclk = devm_clk_get(dev, "pmc_plt_clk_3");
- if (IS_ERR(priv->mclk)) {
- ret = PTR_ERR(priv->mclk);
- dev_err(dev, "clk_get pmc_plt_clk_3 failed: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(priv->mclk))
+ return dev_err_probe(dev, PTR_ERR(priv->mclk), "clk_get pmc_plt_clk_3 failed\n");
/* get speaker enable GPIO */
codec_dev = acpi_get_first_physical_node(adev);
devm_acpi_dev_add_driver_gpios(codec_dev, byt_cht_es8316_gpios);
priv->speaker_en_gpio =
- gpiod_get_index(codec_dev, "speaker-enable", 0,
- /* see comment in byt_cht_es8316_resume */
- GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE);
-
+ gpiod_get_optional(codec_dev, "speaker-enable",
+ /* see comment in byt_cht_es8316_resume() */
+ GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE);
if (IS_ERR(priv->speaker_en_gpio)) {
- ret = PTR_ERR(priv->speaker_en_gpio);
- switch (ret) {
- case -ENOENT:
- priv->speaker_en_gpio = NULL;
- break;
- default:
- dev_err(dev, "get speaker GPIO failed: %d\n", ret);
- fallthrough;
- case -EPROBE_DEFER:
- goto err_put_codec;
- }
+ ret = dev_err_probe(dev, PTR_ERR(priv->speaker_en_gpio),
+ "get speaker GPIO failed\n");
+ goto err_put_codec;
}
snprintf(components_string, sizeof(components_string),
byt_cht_es8316_card.long_name = long_name;
#endif
- sof_parent = snd_soc_acpi_sof_parent(&pdev->dev);
+ sof_parent = snd_soc_acpi_sof_parent(dev);
/* set card and driver name */
if (sof_parent) {
INIT_LIST_HEAD(&component->dai_list);
INIT_LIST_HEAD(&component->dobj_list);
INIT_LIST_HEAD(&component->card_list);
+ INIT_LIST_HEAD(&component->list);
mutex_init(&component->io_mutex);
component->name = fmt_single_name(dev, &component->id);
const char *pin, int status)
{
struct snd_soc_dapm_widget *w = dapm_find_widget(dapm, pin, true);
+ int ret = 0;
dapm_assert_locked(dapm);
dapm_mark_dirty(w, "pin configuration");
dapm_widget_invalidate_input_paths(w);
dapm_widget_invalidate_output_paths(w);
+ ret = 1;
}
w->connected = status;
if (status == 0)
w->force = 0;
- return 0;
+ return ret;
}
/**
{
struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);
const char *pin = (const char *)kcontrol->private_value;
+ int ret;
if (ucontrol->value.integer.value[0])
- snd_soc_dapm_enable_pin(&card->dapm, pin);
+ ret = snd_soc_dapm_enable_pin(&card->dapm, pin);
else
- snd_soc_dapm_disable_pin(&card->dapm, pin);
+ ret = snd_soc_dapm_disable_pin(&card->dapm, pin);
snd_soc_dapm_sync(&card->dapm);
- return 0;
+ return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_put_pin_switch);
rtd->params_select = ucontrol->value.enumerated.item[0];
- return 0;
+ return 1;
}
static void
cval->res = 1;
}
break;
+ case USB_ID(0x1224, 0x2a25): /* Jieli Technology USB PHY 2.0 */
+ if (!strcmp(kctl->id.name, "Mic Capture Volume")) {
+ usb_audio_info(chip,
+ "set resolution quirk: cval->res = 16\n");
+ cval->res = 16;
+ }
+ break;
}
}
}
}
},
+{
+ /*
+ * Sennheiser GSP670
+ * Change order of interfaces loaded
+ */
+ USB_DEVICE(0x1395, 0x0300),
+ .bInterfaceClass = USB_CLASS_PER_INTERFACE,
+ .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_COMPOSITE,
+ .data = &(const struct snd_usb_audio_quirk[]) {
+ // Communication
+ {
+ .ifnum = 3,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ },
+ // Recording
+ {
+ .ifnum = 4,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ },
+ // Main
+ {
+ .ifnum = 1,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ },
+ {
+ .ifnum = -1
+ }
+ }
+ }
+},
#undef USB_DEVICE_VENDOR_SPEC
#undef USB_AUDIO_DEVICE
*/
fp->attributes &= ~UAC_EP_CS_ATTR_FILL_MAX;
break;
+ case USB_ID(0x1224, 0x2a25): /* Jieli Technology USB PHY 2.0 */
+ /* mic works only when ep packet size is set to wMaxPacketSize */
+ fp->attributes |= UAC_EP_CS_ATTR_FILL_MAX;
+ break;
+
}
}
QUIRK_FLAG_GET_SAMPLE_RATE),
DEVICE_FLG(0x2912, 0x30c8, /* Audioengine D1 */
QUIRK_FLAG_GET_SAMPLE_RATE),
+ DEVICE_FLG(0x30be, 0x0101, /* Schiit Hel */
+ QUIRK_FLAG_IGNORE_CTL_ERROR),
DEVICE_FLG(0x413c, 0xa506, /* Dell AE515 sound bar */
QUIRK_FLAG_GET_SAMPLE_RATE),
DEVICE_FLG(0x534d, 0x2109, /* MacroSilicon MS2109 */
QUIRK_FLAG_ALIGN_TRANSFER),
+ DEVICE_FLG(0x1224, 0x2a25, /* Jieli Technology USB PHY 2.0 */
+ QUIRK_FLAG_GET_SAMPLE_RATE),
/* Vendor matches */
VENDOR_FLG(0x045e, /* MS Lifecam */
The fields are all available KVM debugfs files
"""
- exempt_list = ['halt_poll_fail_ns', 'halt_poll_success_ns']
+ exempt_list = ['halt_poll_fail_ns', 'halt_poll_success_ns', 'halt_wait_ns']
fields = [field for field in self.walkdir(PATH_DEBUGFS_KVM)[2]
if field not in exempt_list]
CONFIG_NET_ACT_MIRRED=m
CONFIG_BAREUDP=m
CONFIG_IPV6_IOAM6_LWTUNNEL=y
+CONFIG_CRYPTO_SM4=y
run_cmd sysctl -q -w $*
}
+# get sysctl values in NS-A
+get_sysctl()
+{
+ ${NSA_CMD} sysctl -n $*
+}
+
################################################################################
# Setup for tests
run_cmd nettest -s -I ${NSA_DEV} -M ${MD5_PW} -m ${NS_NET}
log_test $? 1 "MD5: VRF: Device must be a VRF - prefix"
+ test_ipv4_md5_vrf__vrf_server__no_bind_ifindex
+ test_ipv4_md5_vrf__global_server__bind_ifindex0
+}
+
+test_ipv4_md5_vrf__vrf_server__no_bind_ifindex()
+{
+ log_start
+ show_hint "Simulates applications using VRF without TCP_MD5SIG_FLAG_IFINDEX"
+ run_cmd nettest -s -I ${VRF} -M ${MD5_PW} -m ${NS_NET} --no-bind-key-ifindex &
+ sleep 1
+ run_cmd_nsb nettest -r ${NSA_IP} -X ${MD5_PW}
+ log_test $? 0 "MD5: VRF: VRF-bound server, unbound key accepts connection"
+
+ log_start
+ show_hint "Binding both the socket and the key is not required but it works"
+ run_cmd nettest -s -I ${VRF} -M ${MD5_PW} -m ${NS_NET} --force-bind-key-ifindex &
+ sleep 1
+ run_cmd_nsb nettest -r ${NSA_IP} -X ${MD5_PW}
+ log_test $? 0 "MD5: VRF: VRF-bound server, bound key accepts connection"
+}
+
+test_ipv4_md5_vrf__global_server__bind_ifindex0()
+{
+ # This particular test needs tcp_l3mdev_accept=1 for Global server to accept VRF connections
+ local old_tcp_l3mdev_accept
+ old_tcp_l3mdev_accept=$(get_sysctl net.ipv4.tcp_l3mdev_accept)
+ set_sysctl net.ipv4.tcp_l3mdev_accept=1
+
+ log_start
+ run_cmd nettest -s -M ${MD5_PW} -m ${NS_NET} --force-bind-key-ifindex &
+ sleep 1
+ run_cmd_nsb nettest -r ${NSA_IP} -X ${MD5_PW}
+ log_test $? 2 "MD5: VRF: Global server, Key bound to ifindex=0 rejects VRF connection"
+
+ log_start
+ run_cmd nettest -s -M ${MD5_PW} -m ${NS_NET} --force-bind-key-ifindex &
+ sleep 1
+ run_cmd_nsc nettest -r ${NSA_IP} -X ${MD5_PW}
+ log_test $? 0 "MD5: VRF: Global server, key bound to ifindex=0 accepts non-VRF connection"
+ log_start
+
+ run_cmd nettest -s -M ${MD5_PW} -m ${NS_NET} --no-bind-key-ifindex &
+ sleep 1
+ run_cmd_nsb nettest -r ${NSA_IP} -X ${MD5_PW}
+ log_test $? 0 "MD5: VRF: Global server, key not bound to ifindex accepts VRF connection"
+
+ log_start
+ run_cmd nettest -s -M ${MD5_PW} -m ${NS_NET} --no-bind-key-ifindex &
+ sleep 1
+ run_cmd_nsc nettest -r ${NSA_IP} -X ${MD5_PW}
+ log_test $? 0 "MD5: VRF: Global server, key not bound to ifindex accepts non-VRF connection"
+
+ # restore value
+ set_sysctl net.ipv4.tcp_l3mdev_accept="$old_tcp_l3mdev_accept"
}
ipv4_tcp_novrf()
gre_inner_v4_multipath.sh \
gre_inner_v6_multipath.sh \
gre_multipath.sh \
+ ip6_forward_instats_vrf.sh \
ip6gre_inner_v4_multipath.sh \
ip6gre_inner_v6_multipath.sh \
ipip_flat_gre_key.sh \
# Timeout (in seconds) before ping exits regardless of how many packets have
# been sent or received
PING_TIMEOUT=5
+# IPv6 traceroute utility name.
+TROUTE6=traceroute6
--- /dev/null
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# Test ipv6 stats on the incoming if when forwarding with VRF
+
+ALL_TESTS="
+ ipv6_ping
+ ipv6_in_too_big_err
+ ipv6_in_hdr_err
+ ipv6_in_addr_err
+ ipv6_in_discard
+"
+
+NUM_NETIFS=4
+source lib.sh
+
+h1_create()
+{
+ simple_if_init $h1 2001:1:1::2/64
+ ip -6 route add vrf v$h1 2001:1:2::/64 via 2001:1:1::1
+}
+
+h1_destroy()
+{
+ ip -6 route del vrf v$h1 2001:1:2::/64 via 2001:1:1::1
+ simple_if_fini $h1 2001:1:1::2/64
+}
+
+router_create()
+{
+ vrf_create router
+ __simple_if_init $rtr1 router 2001:1:1::1/64
+ __simple_if_init $rtr2 router 2001:1:2::1/64
+ mtu_set $rtr2 1280
+}
+
+router_destroy()
+{
+ mtu_restore $rtr2
+ __simple_if_fini $rtr2 2001:1:2::1/64
+ __simple_if_fini $rtr1 2001:1:1::1/64
+ vrf_destroy router
+}
+
+h2_create()
+{
+ simple_if_init $h2 2001:1:2::2/64
+ ip -6 route add vrf v$h2 2001:1:1::/64 via 2001:1:2::1
+ mtu_set $h2 1280
+}
+
+h2_destroy()
+{
+ mtu_restore $h2
+ ip -6 route del vrf v$h2 2001:1:1::/64 via 2001:1:2::1
+ simple_if_fini $h2 2001:1:2::2/64
+}
+
+setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ rtr1=${NETIFS[p2]}
+
+ rtr2=${NETIFS[p3]}
+ h2=${NETIFS[p4]}
+
+ vrf_prepare
+ h1_create
+ router_create
+ h2_create
+
+ forwarding_enable
+}
+
+cleanup()
+{
+ pre_cleanup
+
+ forwarding_restore
+
+ h2_destroy
+ router_destroy
+ h1_destroy
+ vrf_cleanup
+}
+
+ipv6_in_too_big_err()
+{
+ RET=0
+
+ local t0=$(ipv6_stats_get $rtr1 Ip6InTooBigErrors)
+ local vrf_name=$(master_name_get $h1)
+
+ # Send too big packets
+ ip vrf exec $vrf_name \
+ $PING6 -s 1300 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
+
+ local t1=$(ipv6_stats_get $rtr1 Ip6InTooBigErrors)
+ test "$((t1 - t0))" -ne 0
+ check_err $?
+ log_test "Ip6InTooBigErrors"
+}
+
+ipv6_in_hdr_err()
+{
+ RET=0
+
+ local t0=$(ipv6_stats_get $rtr1 Ip6InHdrErrors)
+ local vrf_name=$(master_name_get $h1)
+
+ # Send packets with hop limit 1, easiest with traceroute6 as some ping6
+ # doesn't allow hop limit to be specified
+ ip vrf exec $vrf_name \
+ $TROUTE6 2001:1:2::2 &> /dev/null
+
+ local t1=$(ipv6_stats_get $rtr1 Ip6InHdrErrors)
+ test "$((t1 - t0))" -ne 0
+ check_err $?
+ log_test "Ip6InHdrErrors"
+}
+
+ipv6_in_addr_err()
+{
+ RET=0
+
+ local t0=$(ipv6_stats_get $rtr1 Ip6InAddrErrors)
+ local vrf_name=$(master_name_get $h1)
+
+ # Disable forwarding temporary while sending the packet
+ sysctl -qw net.ipv6.conf.all.forwarding=0
+ ip vrf exec $vrf_name \
+ $PING6 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
+ sysctl -qw net.ipv6.conf.all.forwarding=1
+
+ local t1=$(ipv6_stats_get $rtr1 Ip6InAddrErrors)
+ test "$((t1 - t0))" -ne 0
+ check_err $?
+ log_test "Ip6InAddrErrors"
+}
+
+ipv6_in_discard()
+{
+ RET=0
+
+ local t0=$(ipv6_stats_get $rtr1 Ip6InDiscards)
+ local vrf_name=$(master_name_get $h1)
+
+ # Add a policy to discard
+ ip xfrm policy add dst 2001:1:2::2/128 dir fwd action block
+ ip vrf exec $vrf_name \
+ $PING6 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
+ ip xfrm policy del dst 2001:1:2::2/128 dir fwd
+
+ local t1=$(ipv6_stats_get $rtr1 Ip6InDiscards)
+ test "$((t1 - t0))" -ne 0
+ check_err $?
+ log_test "Ip6InDiscards"
+}
+ipv6_ping()
+{
+ RET=0
+
+ ping6_test $h1 2001:1:2::2
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+tests_run
+
+exit $EXIT_STATUS
| jq '.[] | select(.parent == "'"$parent"'") | '"$selector"
}
+ipv6_stats_get()
+{
+ local dev=$1; shift
+ local stat=$1; shift
+
+ cat /proc/net/dev_snmp6/$dev | grep "^$stat" | cut -f2
+}
+
humanize()
{
local speed=$1; shift
#include <unistd.h>
#include <time.h>
#include <errno.h>
+#include <getopt.h>
#include <linux/xfrm.h>
#include <linux/ipsec.h>
struct sockaddr_in6 v6;
} md5_prefix;
unsigned int prefix_len;
+ /* 0: default, -1: force off, +1: force on */
+ int bind_key_ifindex;
/* expected addresses and device index for connection */
const char *expected_dev;
}
memcpy(&md5sig.tcpm_addr, addr, alen);
- if (args->ifindex) {
+ if ((args->ifindex && args->bind_key_ifindex >= 0) || args->bind_key_ifindex >= 1) {
opt = TCP_MD5SIG_EXT;
md5sig.tcpm_flags |= TCP_MD5SIG_FLAG_IFINDEX;
md5sig.tcpm_ifindex = args->ifindex;
+ log_msg("TCP_MD5SIG_FLAG_IFINDEX set tcpm_ifindex=%d\n", md5sig.tcpm_ifindex);
+ } else {
+ log_msg("TCP_MD5SIG_FLAG_IFINDEX off\n", md5sig.tcpm_ifindex);
}
rc = setsockopt(sd, IPPROTO_TCP, opt, &md5sig, sizeof(md5sig));
}
#define GETOPT_STR "sr:l:c:p:t:g:P:DRn:M:X:m:d:I:BN:O:SCi6xL:0:1:2:3:Fbq"
+#define OPT_FORCE_BIND_KEY_IFINDEX 1001
+#define OPT_NO_BIND_KEY_IFINDEX 1002
+
+static struct option long_opts[] = {
+ {"force-bind-key-ifindex", 0, 0, OPT_FORCE_BIND_KEY_IFINDEX},
+ {"no-bind-key-ifindex", 0, 0, OPT_NO_BIND_KEY_IFINDEX},
+ {0, 0, 0, 0}
+};
static void print_usage(char *prog)
{
" -M password use MD5 sum protection\n"
" -X password MD5 password for client mode\n"
" -m prefix/len prefix and length to use for MD5 key\n"
+ " --no-bind-key-ifindex: Force TCP_MD5SIG_FLAG_IFINDEX off\n"
+ " --force-bind-key-ifindex: Force TCP_MD5SIG_FLAG_IFINDEX on\n"
+ " (default: only if -I is passed)\n"
+ "\n"
" -g grp multicast group (e.g., 239.1.1.1)\n"
" -i interactive mode (default is echo and terminate)\n"
"\n"
* process input args
*/
- while ((rc = getopt(argc, argv, GETOPT_STR)) != -1) {
+ while ((rc = getopt_long(argc, argv, GETOPT_STR, long_opts, NULL)) != -1) {
switch (rc) {
case 'B':
both_mode = 1;
case 'M':
args.password = optarg;
break;
+ case OPT_FORCE_BIND_KEY_IFINDEX:
+ args.bind_key_ifindex = 1;
+ break;
+ case OPT_NO_BIND_KEY_IFINDEX:
+ args.bind_key_ifindex = -1;
+ break;
case 'X':
args.client_pw = optarg;
break;
# test basic connectivity
if ! ip netns exec ns1 ping -c 1 -q 10.0.2.99 > /dev/null; then
echo "ERROR: ns1 cannot reach ns2" 1>&2
- bash
exit 1
fi
return $lret
}
+# test port shadowing.
+# create two listening services, one on router (ns0), one
+# on client (ns2), which is masqueraded from ns1 point of view.
+# ns2 sends udp packet coming from service port to ns1, on a highport.
+# Later, if n1 uses same highport to connect to ns0:service, packet
+# might be port-forwarded to ns2 instead.
+
+# second argument tells if we expect the 'fake-entry' to take effect
+# (CLIENT) or not (ROUTER).
+test_port_shadow()
+{
+ local test=$1
+ local expect=$2
+ local daddrc="10.0.1.99"
+ local daddrs="10.0.1.1"
+ local result=""
+ local logmsg=""
+
+ echo ROUTER | ip netns exec "$ns0" nc -w 5 -u -l -p 1405 >/dev/null 2>&1 &
+ nc_r=$!
+
+ echo CLIENT | ip netns exec "$ns2" nc -w 5 -u -l -p 1405 >/dev/null 2>&1 &
+ nc_c=$!
+
+ # make shadow entry, from client (ns2), going to (ns1), port 41404, sport 1405.
+ echo "fake-entry" | ip netns exec "$ns2" nc -w 1 -p 1405 -u "$daddrc" 41404 > /dev/null
+
+ # ns1 tries to connect to ns0:1405. With default settings this should connect
+ # to client, it matches the conntrack entry created above.
+
+ result=$(echo "" | ip netns exec "$ns1" nc -w 1 -p 41404 -u "$daddrs" 1405)
+
+ if [ "$result" = "$expect" ] ;then
+ echo "PASS: portshadow test $test: got reply from ${expect}${logmsg}"
+ else
+ echo "ERROR: portshadow test $test: got reply from \"$result\", not $expect as intended"
+ ret=1
+ fi
+
+ kill $nc_r $nc_c 2>/dev/null
+
+ # flush udp entries for next test round, if any
+ ip netns exec "$ns0" conntrack -F >/dev/null 2>&1
+}
+
+# This prevents port shadow of router service via packet filter,
+# packets claiming to originate from service port from internal
+# network are dropped.
+test_port_shadow_filter()
+{
+ local family=$1
+
+ip netns exec "$ns0" nft -f /dev/stdin <<EOF
+table $family filter {
+ chain forward {
+ type filter hook forward priority 0; policy accept;
+ meta iif veth1 udp sport 1405 drop
+ }
+}
+EOF
+ test_port_shadow "port-filter" "ROUTER"
+
+ ip netns exec "$ns0" nft delete table $family filter
+}
+
+# This prevents port shadow of router service via notrack.
+test_port_shadow_notrack()
+{
+ local family=$1
+
+ip netns exec "$ns0" nft -f /dev/stdin <<EOF
+table $family raw {
+ chain prerouting {
+ type filter hook prerouting priority -300; policy accept;
+ meta iif veth0 udp dport 1405 notrack
+ udp dport 1405 notrack
+ }
+ chain output {
+ type filter hook output priority -300; policy accept;
+ udp sport 1405 notrack
+ }
+}
+EOF
+ test_port_shadow "port-notrack" "ROUTER"
+
+ ip netns exec "$ns0" nft delete table $family raw
+}
+
+# This prevents port shadow of router service via sport remap.
+test_port_shadow_pat()
+{
+ local family=$1
+
+ip netns exec "$ns0" nft -f /dev/stdin <<EOF
+table $family pat {
+ chain postrouting {
+ type nat hook postrouting priority -1; policy accept;
+ meta iif veth1 udp sport <= 1405 masquerade to : 1406-65535 random
+ }
+}
+EOF
+ test_port_shadow "pat" "ROUTER"
+
+ ip netns exec "$ns0" nft delete table $family pat
+}
+
+test_port_shadowing()
+{
+ local family="ip"
+
+ ip netns exec "$ns0" sysctl net.ipv4.conf.veth0.forwarding=1 > /dev/null
+ ip netns exec "$ns0" sysctl net.ipv4.conf.veth1.forwarding=1 > /dev/null
+
+ ip netns exec "$ns0" nft -f /dev/stdin <<EOF
+table $family nat {
+ chain postrouting {
+ type nat hook postrouting priority 0; policy accept;
+ meta oif veth0 masquerade
+ }
+}
+EOF
+ if [ $? -ne 0 ]; then
+ echo "SKIP: Could not add add $family masquerade hook"
+ return $ksft_skip
+ fi
+
+ # test default behaviour. Packet from ns1 to ns0 is redirected to ns2.
+ test_port_shadow "default" "CLIENT"
+
+ # test packet filter based mitigation: prevent forwarding of
+ # packets claiming to come from the service port.
+ test_port_shadow_filter "$family"
+
+ # test conntrack based mitigation: connections going or coming
+ # from router:service bypass connection tracking.
+ test_port_shadow_notrack "$family"
+
+ # test nat based mitigation: fowarded packets coming from service port
+ # are masqueraded with random highport.
+ test_port_shadow_pat "$family"
+
+ ip netns exec "$ns0" nft delete table $family nat
+}
# ip netns exec "$ns0" ping -c 1 -q 10.0.$i.99
for i in 0 1 2; do
$test_inet_nat && test_redirect inet
$test_inet_nat && test_redirect6 inet
+test_port_shadowing
+
if [ $ret -ne 0 ];then
echo -n "FAIL: "
nft --version
uffd_test_ops->allocate_area((void **)&area_src);
uffd_test_ops->allocate_area((void **)&area_dst);
- uffd_test_ops->release_pages(area_src);
- uffd_test_ops->release_pages(area_dst);
-
userfaultfd_open(features);
count_verify = malloc(nr_pages * sizeof(unsigned long long));
*(area_count(area_src, nr) + 1) = 1;
}
+ /*
+ * After initialization of area_src, we must explicitly release pages
+ * for area_dst to make sure it's fully empty. Otherwise we could have
+ * some area_dst pages be errornously initialized with zero pages,
+ * hence we could hit memory corruption later in the test.
+ *
+ * One example is when THP is globally enabled, above allocate_area()
+ * calls could have the two areas merged into a single VMA (as they
+ * will have the same VMA flags so they're mergeable). When we
+ * initialize the area_src above, it's possible that some part of
+ * area_dst could have been faulted in via one huge THP that will be
+ * shared between area_src and area_dst. It could cause some of the
+ * area_dst won't be trapped by missing userfaults.
+ *
+ * This release_pages() will guarantee even if that happened, we'll
+ * proactively split the thp and drop any accidentally initialized
+ * pages within area_dst.
+ */
+ uffd_test_ops->release_pages(area_dst);
+
pipefd = malloc(sizeof(int) * nr_cpus * 2);
if (!pipefd)
err("pipefd");
read_vsock_stat(&sockets);
check_no_sockets(&sockets);
-
- free_sock_stat(&sockets);
}
static void test_listen_socket_server(const struct test_opts *opts)