Merge upstream to pick up changes on which pending patches depend on.
config COMPAT_OLD_SIGACTION
bool
+config 64BIT_TIME
+ def_bool ARCH_HAS_64BIT_TIME
+ help
+ This should be selected by all architectures that need to support
+ new system calls with a 64-bit time_t. This is relevant on all 32-bit
+ architectures, and 64-bit architectures as part of compat syscall
+ handling.
+
+config COMPAT_32BIT_TIME
+ def_bool (!64BIT && 64BIT_TIME) || COMPAT
+ help
+ This enables 32 bit time_t support in addition to 64 bit time_t support.
+ This is relevant on all 32-bit architectures, and 64-bit architectures
+ as part of compat syscall handling.
+
config ARCH_NO_COHERENT_DMA_MMAP
bool
# SPDX-License-Identifier: GPL-2.0
+generic-y += compat.h
generic-y += exec.h
generic-y += export.h
generic-y += fb.h
include include/uapi/asm-generic/Kbuild.asm
generic-y += bpf_perf_event.h
+generic-y += ipcbuf.h
+generic-y += msgbuf.h
generic-y += poll.h
+generic-y += sembuf.h
+generic-y += shmbuf.h
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#include <asm-generic/ipcbuf.h>
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ALPHA_MSGBUF_H
-#define _ALPHA_MSGBUF_H
-
-/*
- * The msqid64_ds structure for alpha architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct msqid64_ds {
- struct ipc64_perm msg_perm;
- __kernel_time_t msg_stime; /* last msgsnd time */
- __kernel_time_t msg_rtime; /* last msgrcv time */
- __kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ALPHA_MSGBUF_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ALPHA_SEMBUF_H
-#define _ALPHA_SEMBUF_H
-
-/*
- * The semid64_ds structure for alpha architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct semid64_ds {
- struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- __kernel_time_t sem_otime; /* last semop time */
- __kernel_time_t sem_ctime; /* last change time */
- unsigned long sem_nsems; /* no. of semaphores in array */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ALPHA_SEMBUF_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ALPHA_SHMBUF_H
-#define _ALPHA_SHMBUF_H
-
-/*
- * The shmid64_ds structure for alpha architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- __kernel_time_t shm_dtime; /* last detach time */
- __kernel_time_t shm_ctime; /* last change time */
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-struct shminfo64 {
- unsigned long shmmax;
- unsigned long shmmin;
- unsigned long shmmni;
- unsigned long shmseg;
- unsigned long shmall;
- unsigned long __unused1;
- unsigned long __unused2;
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _ALPHA_SHMBUF_H */
# SPDX-License-Identifier: GPL-2.0
generic-y += bugs.h
+generic-y += compat.h
generic-y += device.h
generic-y += div64.h
generic-y += emergency-restart.h
+generic-y += compat.h
generic-y += current.h
generic-y += early_ioremap.h
generic-y += emergency-restart.h
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
-typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_pid_t;
typedef u16 __compat_uid_t;
typedef u64 compat_u64;
typedef u32 compat_uptr_t;
-struct compat_timespec {
- compat_time_t tv_sec;
- s32 tv_nsec;
-};
-
-struct compat_timeval {
- compat_time_t tv_sec;
- s32 tv_usec;
-};
-
struct compat_stat {
#ifdef __AARCH64EB__
short st_dev;
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_ulong_t __unused1;
- compat_time_t sem_ctime;
- compat_ulong_t __unused2;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime;
+ compat_ulong_t sem_ctime_high;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- compat_time_t msg_stime;
- compat_ulong_t __unused1;
- compat_time_t msg_rtime;
- compat_ulong_t __unused2;
- compat_time_t msg_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t msg_stime;
+ compat_ulong_t msg_stime_high;
+ compat_ulong_t msg_rtime;
+ compat_ulong_t msg_rtime_high;
+ compat_ulong_t msg_ctime;
+ compat_ulong_t msg_ctime_high;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_ulong_t __unused1;
- compat_time_t shm_dtime;
- compat_ulong_t __unused2;
- compat_time_t shm_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_atime_high;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_dtime_high;
+ compat_ulong_t shm_ctime;
+ compat_ulong_t shm_ctime_high;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
#ifdef CONFIG_COMPAT
+#include <linux/compat_time.h>
#include <asm/compat.h>
/*
#include <linux/smp.h>
#include <linux/uaccess.h>
-#include <asm/compat.h>
#include <asm/current.h>
#include <asm/debug-monitors.h>
#include <asm/hw_breakpoint.h>
// SPDX-License-Identifier: GPL-2.0
+#include <linux/compat.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/perf_event.h>
#include <linux/bug.h>
#include <linux/sched/task_stack.h>
-#include <asm/compat.h>
#include <asm/perf_regs.h>
#include <asm/ptrace.h>
generic-y += atomic.h
generic-y += barrier.h
generic-y += bugs.h
+generic-y += compat.h
generic-y += current.h
generic-y += device.h
generic-y += div64.h
generic-y += bugs.h
generic-y += cacheflush.h
generic-y += checksum.h
+generic-y += compat.h
generic-y += current.h
generic-y += delay.h
generic-y += device.h
generic-y += barrier.h
generic-y += bug.h
generic-y += bugs.h
+generic-y += compat.h
generic-y += current.h
generic-y += device.h
generic-y += div64.h
+generic-y += compat.h
generic-y += exec.h
generic-y += irq_work.h
generic-y += mcs_spinlock.h
include include/uapi/asm-generic/Kbuild.asm
generic-y += bpf_perf_event.h
+generic-y += ipcbuf.h
generic-y += kvm_para.h
+generic-y += msgbuf.h
generic-y += poll.h
+generic-y += sembuf.h
+generic-y += shmbuf.h
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#include <asm-generic/ipcbuf.h>
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ASM_IA64_MSGBUF_H
-#define _ASM_IA64_MSGBUF_H
-
-/*
- * The msqid64_ds structure for IA-64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct msqid64_ds {
- struct ipc64_perm msg_perm;
- __kernel_time_t msg_stime; /* last msgsnd time */
- __kernel_time_t msg_rtime; /* last msgrcv time */
- __kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ASM_IA64_MSGBUF_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ASM_IA64_SEMBUF_H
-#define _ASM_IA64_SEMBUF_H
-
-/*
- * The semid64_ds structure for IA-64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct semid64_ds {
- struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- __kernel_time_t sem_otime; /* last semop time */
- __kernel_time_t sem_ctime; /* last change time */
- unsigned long sem_nsems; /* no. of semaphores in array */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-#endif /* _ASM_IA64_SEMBUF_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _ASM_IA64_SHMBUF_H
-#define _ASM_IA64_SHMBUF_H
-
-/*
- * The shmid64_ds structure for IA-64 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
- */
-
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- __kernel_time_t shm_dtime; /* last detach time */
- __kernel_time_t shm_ctime; /* last change time */
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused1;
- unsigned long __unused2;
-};
-
-struct shminfo64 {
- unsigned long shmmax;
- unsigned long shmmin;
- unsigned long shmmni;
- unsigned long shmseg;
- unsigned long shmall;
- unsigned long __unused1;
- unsigned long __unused2;
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _ASM_IA64_SHMBUF_H */
generic-y += barrier.h
+generic-y += compat.h
generic-y += device.h
generic-y += emergency-restart.h
generic-y += exec.h
generic-y += bitops.h
generic-y += bug.h
generic-y += bugs.h
+generic-y += compat.h
generic-y += device.h
generic-y += div64.h
generic-y += emergency-restart.h
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
-typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_suseconds_t;
typedef s32 compat_timer_t;
typedef s32 compat_key_t;
+typedef s16 compat_short_t;
typedef s32 compat_int_t;
typedef s32 compat_long_t;
typedef s64 compat_s64;
+typedef u16 compat_ushort_t;
typedef u32 compat_uint_t;
typedef u32 compat_ulong_t;
typedef u64 compat_u64;
typedef u32 compat_uptr_t;
-struct compat_timespec {
- compat_time_t tv_sec;
- s32 tv_nsec;
-};
-
-struct compat_timeval {
- compat_time_t tv_sec;
- s32 tv_usec;
-};
-
struct compat_stat {
compat_dev_t st_dev;
s32 st_pad1[3];
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_time_t sem_ctime;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_ctime;
compat_ulong_t sem_nsems;
- compat_ulong_t __unused1;
- compat_ulong_t __unused2;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime_high;
};
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
#ifndef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused1;
+ compat_ulong_t msg_stime_high;
#endif
- compat_time_t msg_stime;
+ compat_ulong_t msg_stime;
#ifdef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused1;
+ compat_ulong_t msg_stime_high;
#endif
#ifndef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused2;
+ compat_ulong_t msg_rtime_high;
#endif
- compat_time_t msg_rtime;
+ compat_ulong_t msg_rtime;
#ifdef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused2;
+ compat_ulong_t msg_rtime_high;
#endif
#ifndef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused3;
+ compat_ulong_t msg_ctime_high;
#endif
- compat_time_t msg_ctime;
+ compat_ulong_t msg_ctime;
#ifdef CONFIG_CPU_LITTLE_ENDIAN
- compat_ulong_t __unused3;
+ compat_ulong_t msg_ctime_high;
#endif
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_time_t shm_dtime;
- compat_time_t shm_ctime;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_ctime;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
- compat_ulong_t __unused1;
- compat_ulong_t __unused2;
+ compat_ushort_t shm_atime_high;
+ compat_ushort_t shm_dtime_high;
+ compat_ushort_t shm_ctime_high;
+ compat_ushort_t __unused2;
};
/* MIPS has unusual order of fields in stack_t */
* between kernel and user space.
*
* Pad space is left for:
- * - extension of time_t to 64-bit on 32-bitsystem to solve the y2038 problem
* - 2 miscellaneous unsigned long values
*/
+#if defined(__mips64)
struct msqid64_ds {
struct ipc64_perm msg_perm;
-#if !defined(__mips64) && defined(__MIPSEB__)
- unsigned long __unused1;
-#endif
__kernel_time_t msg_stime; /* last msgsnd time */
-#if !defined(__mips64) && defined(__MIPSEL__)
- unsigned long __unused1;
-#endif
-#if !defined(__mips64) && defined(__MIPSEB__)
- unsigned long __unused2;
-#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
-#if !defined(__mips64) && defined(__MIPSEL__)
- unsigned long __unused2;
-#endif
-#if !defined(__mips64) && defined(__MIPSEB__)
- unsigned long __unused3;
-#endif
__kernel_time_t msg_ctime; /* last change time */
-#if !defined(__mips64) && defined(__MIPSEL__)
- unsigned long __unused3;
-#endif
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
unsigned long __unused4;
unsigned long __unused5;
};
+#elif defined (__MIPSEB__)
+struct msqid64_ds {
+ struct ipc64_perm msg_perm;
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+#elif defined (__MIPSEL__)
+struct msqid64_ds {
+ struct ipc64_perm msg_perm;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_stime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_ctime; /* last change time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+#else
+#warning no endianess set
+#endif
#endif /* _ASM_MSGBUF_H */
* Note extra padding because this structure is passed back and forth
* between kernel and user space.
*
- * Pad space is left for:
- * - 2 miscellaneous 64-bit values
+ * Pad space is left for 2 miscellaneous 64-bit values on mips64,
+ * but used for the upper 32 bit of the time values on mips32.
*/
+#ifdef __mips64
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
__kernel_time_t sem_otime; /* last semop time */
unsigned long __unused1;
unsigned long __unused2;
};
+#else
+struct semid64_ds {
+ struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime; /* last change time */
+ unsigned long sem_nsems; /* no. of semaphores in array */
+ unsigned long sem_otime_high;
+ unsigned long sem_ctime_high;
+};
+#endif
#endif /* _ASM_SEMBUF_H */
* Note extra padding because this structure is passed back and forth
* between kernel and user space.
*
- * Pad space is left for:
- * - 2 miscellaneous 32-bit rsp. 64-bit values
+ * As MIPS was lacking proper padding after shm_?time, we use 48 bits
+ * of the padding at the end to store a few additional bits of the time.
+ * libc implementations need to take care to convert this into a proper
+ * data structure when moving to 64-bit time_t.
*/
+#ifdef __mips64
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
size_t shm_segsz; /* size of segment (bytes) */
unsigned long __unused1;
unsigned long __unused2;
};
+#else
+struct shmid64_ds {
+ struct ipc64_perm shm_perm; /* operation perms */
+ size_t shm_segsz; /* size of segment (bytes) */
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime; /* last change time */
+ __kernel_pid_t shm_cpid; /* pid of creator */
+ __kernel_pid_t shm_lpid; /* pid of last operator */
+ unsigned long shm_nattch; /* no. of current attaches */
+ unsigned short shm_atime_high;
+ unsigned short shm_dtime_high;
+ unsigned short shm_ctime_high;
+ unsigned short __unused1;
+};
+#endif
struct shminfo64 {
unsigned long shmmax;
* Copyright (C) 1999, 2000 Silicon Graphics, Inc.
* Copyright (C) 2016, Imagination Technologies Ltd.
*/
+#include <linux/compat.h>
#include <linux/compiler.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/signal.h>
#include <linux/syscalls.h>
-#include <asm/compat.h>
#include <asm/compat-signal.h>
#include <linux/uaccess.h>
#include <asm/unistd.h>
generic-y += clkdev.h
generic-y += cmpxchg.h
generic-y += cmpxchg-local.h
+generic-y += compat.h
generic-y += cputime.h
generic-y += device.h
generic-y += div64.h
generic-y += bug.h
generic-y += bugs.h
generic-y += cmpxchg.h
+generic-y += compat.h
generic-y += current.h
generic-y += device.h
generic-y += div64.h
generic-y += bug.h
generic-y += bugs.h
generic-y += checksum.h
+generic-y += compat.h
generic-y += current.h
generic-y += device.h
generic-y += div64.h
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
-typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_pid_t;
typedef u32 __compat_uid_t;
typedef u64 compat_u64;
typedef u32 compat_uptr_t;
-struct compat_timespec {
- compat_time_t tv_sec;
- s32 tv_nsec;
-};
-
-struct compat_timeval {
- compat_time_t tv_sec;
- s32 tv_usec;
-};
-
struct compat_stat {
compat_dev_t st_dev; /* dev_t is 32 bits on parisc */
compat_ino_t st_ino; /* 32 bits */
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- unsigned int __unused1;
- compat_time_t sem_otime;
- unsigned int __unused2;
- compat_time_t sem_ctime;
+ unsigned int sem_otime_high;
+ unsigned int sem_otime;
+ unsigned int sem_ctime_high;
+ unsigned int sem_ctime;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- unsigned int __unused1;
- compat_time_t msg_stime;
- unsigned int __unused2;
- compat_time_t msg_rtime;
- unsigned int __unused3;
- compat_time_t msg_ctime;
+ unsigned int msg_stime_high;
+ unsigned int msg_stime;
+ unsigned int msg_rtime_high;
+ unsigned int msg_rtime;
+ unsigned int msg_ctime_high;
+ unsigned int msg_ctime;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
- unsigned int __unused1;
- compat_time_t shm_atime;
- unsigned int __unused2;
- compat_time_t shm_dtime;
- unsigned int __unused3;
- compat_time_t shm_ctime;
+ unsigned int shm_atime_high;
+ unsigned int shm_atime;
+ unsigned int shm_dtime_high;
+ unsigned int shm_dtime;
+ unsigned int shm_ctime_high;
+ unsigned int shm_ctime;
unsigned int __unused4;
compat_size_t shm_segsz;
compat_pid_t shm_cpid;
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct msqid64_ds {
struct ipc64_perm msg_perm;
-#if __BITS_PER_LONG != 64
- unsigned int __pad1;
-#endif
+#if __BITS_PER_LONG == 64
__kernel_time_t msg_stime; /* last msgsnd time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad2;
-#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad3;
-#endif
__kernel_time_t msg_ctime; /* last change time */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused1;
- unsigned long __unused2;
+#else
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+#endif
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused1;
+ unsigned long __unused2;
};
#endif /* _PARISC_MSGBUF_H */
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
-#if __BITS_PER_LONG != 64
- unsigned int __pad1;
-#endif
+#if __BITS_PER_LONG == 64
__kernel_time_t sem_otime; /* last semop time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad2;
-#endif
__kernel_time_t sem_ctime; /* last change time */
- unsigned long sem_nsems; /* no. of semaphores in array */
+#else
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
+#endif
+ unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused1;
unsigned long __unused2;
};
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
-#if __BITS_PER_LONG != 64
- unsigned int __pad1;
-#endif
+#if __BITS_PER_LONG == 64
__kernel_time_t shm_atime; /* last attach time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad2;
-#endif
__kernel_time_t shm_dtime; /* last detach time */
-#if __BITS_PER_LONG != 64
- unsigned int __pad3;
-#endif
__kernel_time_t shm_ctime; /* last change time */
-#if __BITS_PER_LONG != 64
+#else
+ unsigned long shm_atime_high;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime_high;
+ unsigned long shm_ctime; /* last change time */
unsigned int __pad4;
#endif
__kernel_size_t shm_segsz; /* size of segment (bytes) */
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
-typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_pid_t;
typedef u32 __compat_uid_t;
typedef u64 compat_u64;
typedef u32 compat_uptr_t;
-struct compat_timespec {
- compat_time_t tv_sec;
- s32 tv_nsec;
-};
-
-struct compat_timeval {
- compat_time_t tv_sec;
- s32 tv_usec;
-};
-
struct compat_stat {
compat_dev_t st_dev;
compat_ino_t st_ino;
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- unsigned int __unused1;
- compat_time_t sem_otime;
- unsigned int __unused2;
- compat_time_t sem_ctime;
+ unsigned int sem_otime_high;
+ unsigned int sem_otime;
+ unsigned int sem_ctime_high;
+ unsigned int sem_ctime;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- unsigned int __unused1;
- compat_time_t msg_stime;
- unsigned int __unused2;
- compat_time_t msg_rtime;
- unsigned int __unused3;
- compat_time_t msg_ctime;
+ unsigned int msg_stime_high;
+ unsigned int msg_stime;
+ unsigned int msg_rtime_high;
+ unsigned int msg_rtime;
+ unsigned int msg_ctime_high;
+ unsigned int msg_ctime;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
- unsigned int __unused1;
- compat_time_t shm_atime;
- unsigned int __unused2;
- compat_time_t shm_dtime;
- unsigned int __unused3;
- compat_time_t shm_ctime;
+ unsigned int shm_atime_high;
+ unsigned int shm_atime;
+ unsigned int shm_dtime_high;
+ unsigned int shm_dtime;
+ unsigned int shm_ctime_high;
+ unsigned int shm_ctime;
unsigned int __unused4;
compat_size_t shm_segsz;
compat_pid_t shm_cpid;
struct msqid64_ds {
struct ipc64_perm msg_perm;
-#ifndef __powerpc64__
- unsigned int __unused1;
-#endif
+#ifdef __powerpc64__
__kernel_time_t msg_stime; /* last msgsnd time */
-#ifndef __powerpc64__
- unsigned int __unused2;
-#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
-#ifndef __powerpc64__
- unsigned int __unused3;
-#endif
__kernel_time_t msg_ctime; /* last change time */
+#else
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+#endif
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
- * - 2 miscellaneous 32-bit values
+ * - 2 miscellaneous 32/64-bit values
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
#ifndef __powerpc64__
- unsigned long __unused1;
-#endif
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
+#else
__kernel_time_t sem_otime; /* last semop time */
-#ifndef __powerpc64__
- unsigned long __unused2;
-#endif
__kernel_time_t sem_ctime; /* last change time */
+#endif
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused3;
unsigned long __unused4;
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
-#ifndef __powerpc64__
- unsigned long __unused1;
-#endif
+#ifdef __powerpc64__
__kernel_time_t shm_atime; /* last attach time */
-#ifndef __powerpc64__
- unsigned long __unused2;
-#endif
__kernel_time_t shm_dtime; /* last detach time */
-#ifndef __powerpc64__
- unsigned long __unused3;
-#endif
__kernel_time_t shm_ctime; /* last change time */
-#ifndef __powerpc64__
+#else
+ unsigned long shm_atime_high;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime_high;
+ unsigned long shm_ctime; /* last change time */
unsigned long __unused4;
#endif
size_t shm_segsz; /* size of segment (bytes) */
* 2 of the License, or (at your option) any later version.
*/
+#include <linux/compat.h>
#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <asm/paca.h>
#include <asm/lppaca.h>
#include <asm/cache.h>
-#include <asm/compat.h>
#include <asm/mmu.h>
#include <asm/hvcall.h>
#include <asm/xics.h>
* 2 of the License, or (at your option) any later version.
**/
+#include <linux/compat_time.h>
#include <linux/oprofile.h>
#include <linux/sched.h>
#include <asm/processor.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/uaccess.h>
-#include <asm/compat.h>
#include <asm/diag.h>
#include <asm/sclp.h>
#include "hypfs.h"
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
-typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_pid_t;
typedef u16 __compat_uid_t;
u32 gprs_high[NUM_GPRS];
} s390_compat_regs_high;
-struct compat_timespec {
- compat_time_t tv_sec;
- s32 tv_nsec;
-};
-
-struct compat_timeval {
- compat_time_t tv_sec;
- s32 tv_usec;
-};
-
struct compat_stat {
compat_dev_t st_dev;
u16 __pad1;
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_ulong_t __pad1;
- compat_time_t sem_ctime;
- compat_ulong_t __pad2;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime;
+ compat_ulong_t sem_ctime_high;
compat_ulong_t sem_nsems;
compat_ulong_t __unused1;
compat_ulong_t __unused2;
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- compat_time_t msg_stime;
- compat_ulong_t __pad1;
- compat_time_t msg_rtime;
- compat_ulong_t __pad2;
- compat_time_t msg_ctime;
- compat_ulong_t __pad3;
+ compat_ulong_t msg_stime;
+ compat_ulong_t msg_stime_high;
+ compat_ulong_t msg_rtime;
+ compat_ulong_t msg_rtime_high;
+ compat_ulong_t msg_ctime;
+ compat_ulong_t msg_ctime_high;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_ulong_t __pad1;
- compat_time_t shm_dtime;
- compat_ulong_t __pad2;
- compat_time_t shm_ctime;
- compat_ulong_t __pad3;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_atime_high;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_dtime_high;
+ compat_ulong_t shm_ctime;
+ compat_ulong_t shm_ctime_high;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
* ELF register definitions..
*/
+#include <linux/compat.h>
+
#include <asm/ptrace.h>
-#include <asm/compat.h>
#include <asm/syscall.h>
#include <asm/user.h>
typedef s390_fp_regs compat_elf_fpregset_t;
typedef s390_compat_regs compat_elf_gregset_t;
-#include <linux/compat.h>
#include <linux/sched/mm.h> /* for task_struct */
#include <asm/mmu_context.h>
generic-y += fcntl.h
generic-y += ioctl.h
generic-y += mman.h
+generic-y += msgbuf.h
generic-y += param.h
generic-y += poll.h
generic-y += resource.h
+generic-y += sembuf.h
+generic-y += shmbuf.h
generic-y += sockios.h
generic-y += swab.h
generic-y += termbits.h
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _S390_MSGBUF_H
-#define _S390_MSGBUF_H
-
-/*
- * The msqid64_ds structure for S/390 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
- * - 2 miscellaneous 32-bit values
- */
-
-struct msqid64_ds {
- struct ipc64_perm msg_perm;
- __kernel_time_t msg_stime; /* last msgsnd time */
-#ifndef __s390x__
- unsigned long __unused1;
-#endif /* ! __s390x__ */
- __kernel_time_t msg_rtime; /* last msgrcv time */
-#ifndef __s390x__
- unsigned long __unused2;
-#endif /* ! __s390x__ */
- __kernel_time_t msg_ctime; /* last change time */
-#ifndef __s390x__
- unsigned long __unused3;
-#endif /* ! __s390x__ */
- unsigned long msg_cbytes; /* current number of bytes on queue */
- unsigned long msg_qnum; /* number of messages in queue */
- unsigned long msg_qbytes; /* max number of bytes on queue */
- __kernel_pid_t msg_lspid; /* pid of last msgsnd */
- __kernel_pid_t msg_lrpid; /* last receive pid */
- unsigned long __unused4;
- unsigned long __unused5;
-};
-
-#endif /* _S390_MSGBUF_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _S390_SEMBUF_H
-#define _S390_SEMBUF_H
-
-/*
- * The semid64_ds structure for S/390 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem (for !__s390x__)
- * - 2 miscellaneous 32-bit values
- */
-
-struct semid64_ds {
- struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- __kernel_time_t sem_otime; /* last semop time */
-#ifndef __s390x__
- unsigned long __unused1;
-#endif /* ! __s390x__ */
- __kernel_time_t sem_ctime; /* last change time */
-#ifndef __s390x__
- unsigned long __unused2;
-#endif /* ! __s390x__ */
- unsigned long sem_nsems; /* no. of semaphores in array */
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _S390_SEMBUF_H */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _S390_SHMBUF_H
-#define _S390_SHMBUF_H
-
-/*
- * The shmid64_ds structure for S/390 architecture.
- * Note extra padding because this structure is passed back and forth
- * between kernel and user space.
- *
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem (for !__s390x__)
- * - 2 miscellaneous 32-bit values
- */
-
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
-#ifndef __s390x__
- unsigned long __unused1;
-#endif /* ! __s390x__ */
- __kernel_time_t shm_dtime; /* last detach time */
-#ifndef __s390x__
- unsigned long __unused2;
-#endif /* ! __s390x__ */
- __kernel_time_t shm_ctime; /* last change time */
-#ifndef __s390x__
- unsigned long __unused3;
-#endif /* ! __s390x__ */
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused4;
- unsigned long __unused5;
-};
-
-struct shminfo64 {
- unsigned long shmmax;
- unsigned long shmmin;
- unsigned long shmmni;
- unsigned long shmseg;
- unsigned long shmall;
- unsigned long __unused1;
- unsigned long __unused2;
- unsigned long __unused3;
- unsigned long __unused4;
-};
-
-#endif /* _S390_SHMBUF_H */
#include <asm/gmap.h>
#include <asm/io.h>
#include <asm/ptrace.h>
-#include <asm/compat.h>
#include <asm/sclp.h>
#include "gaccess.h"
#include "kvm-s390.h"
#include <linux/uaccess.h>
#include <asm/pci_debug.h>
#include <asm/pci_clp.h>
-#include <asm/compat.h>
#include <asm/clp.h>
#include <uapi/asm/clp.h>
+generic-y += compat.h
generic-y += current.h
generic-y += delay.h
generic-y += div64.h
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
-typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_pid_t;
typedef u16 __compat_uid_t;
typedef u64 compat_u64;
typedef u32 compat_uptr_t;
-struct compat_timespec {
- compat_time_t tv_sec;
- s32 tv_nsec;
-};
-
-struct compat_timeval {
- compat_time_t tv_sec;
- s32 tv_usec;
-};
-
struct compat_stat {
compat_dev_t st_dev;
compat_ino_t st_ino;
return (u32)(unsigned long)uptr;
}
+#ifdef CONFIG_COMPAT
static inline void __user *arch_compat_alloc_user_space(long len)
{
struct pt_regs *regs = current_thread_info()->kregs;
return (void __user *) usp;
}
+#endif
struct compat_ipc64_perm {
compat_key_t key;
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- unsigned int __pad1;
- compat_time_t sem_otime;
- unsigned int __pad2;
- compat_time_t sem_ctime;
+ unsigned int sem_otime_high;
+ unsigned int sem_otime;
+ unsigned int sem_ctime_high;
+ unsigned int sem_ctime;
u32 sem_nsems;
u32 __unused1;
u32 __unused2;
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- unsigned int __pad1;
- compat_time_t msg_stime;
- unsigned int __pad2;
- compat_time_t msg_rtime;
- unsigned int __pad3;
- compat_time_t msg_ctime;
+ unsigned int msg_stime_high;
+ unsigned int msg_stime;
+ unsigned int msg_rtime_high;
+ unsigned int msg_rtime;
+ unsigned int msg_ctime_high;
+ unsigned int msg_ctime;
unsigned int msg_cbytes;
unsigned int msg_qnum;
unsigned int msg_qbytes;
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
- unsigned int __pad1;
- compat_time_t shm_atime;
- unsigned int __pad2;
- compat_time_t shm_dtime;
- unsigned int __pad3;
- compat_time_t shm_ctime;
+ unsigned int shm_atime_high;
+ unsigned int shm_atime;
+ unsigned int shm_dtime_high;
+ unsigned int shm_dtime;
+ unsigned int shm_ctime_high;
+ unsigned int shm_ctime;
compat_size_t shm_segsz;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
unsigned int __unused2;
};
+#ifdef CONFIG_COMPAT
static inline int is_compat_task(void)
{
return test_thread_flag(TIF_32BIT);
return pt_regs_trap_type(current_pt_regs()) == 0x110;
}
#define in_compat_syscall in_compat_syscall
+#endif
#endif /* _ASM_SPARC64_COMPAT_H */
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
-
-#if defined(__sparc__) && defined(__arch64__)
-# define PADDING(x)
-#else
-# define PADDING(x) unsigned int x;
-#endif
-
-
struct msqid64_ds {
struct ipc64_perm msg_perm;
- PADDING(__pad1)
+#if defined(__sparc__) && defined(__arch64__)
__kernel_time_t msg_stime; /* last msgsnd time */
- PADDING(__pad2)
__kernel_time_t msg_rtime; /* last msgrcv time */
- PADDING(__pad3)
__kernel_time_t msg_ctime; /* last change time */
+#else
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
+#endif
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
unsigned long msg_qbytes; /* max number of bytes on queue */
unsigned long __unused1;
unsigned long __unused2;
};
-#undef PADDING
#endif /* _SPARC_MSGBUF_H */
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
-#if defined(__sparc__) && defined(__arch64__)
-# define PADDING(x)
-#else
-# define PADDING(x) unsigned int x;
-#endif
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
- PADDING(__pad1)
+#if defined(__sparc__) && defined(__arch64__)
__kernel_time_t sem_otime; /* last semop time */
- PADDING(__pad2)
__kernel_time_t sem_ctime; /* last change time */
+#else
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
+#endif
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused1;
unsigned long __unused2;
};
-#undef PADDING
#endif /* _SPARC64_SEMBUF_H */
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
-#if defined(__sparc__) && defined(__arch64__)
-# define PADDING(x)
-#else
-# define PADDING(x) unsigned int x;
-#endif
-
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
- PADDING(__pad1)
+#if defined(__sparc__) && defined(__arch64__)
__kernel_time_t shm_atime; /* last attach time */
- PADDING(__pad2)
__kernel_time_t shm_dtime; /* last detach time */
- PADDING(__pad3)
__kernel_time_t shm_ctime; /* last change time */
+#else
+ unsigned long shm_atime_high;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_ctime_high;
+ unsigned long shm_ctime; /* last change time */
+#endif
size_t shm_segsz; /* size of segment (bytes) */
__kernel_pid_t shm_cpid; /* pid of creator */
__kernel_pid_t shm_lpid; /* pid of last operator */
unsigned long __unused4;
};
-#undef PADDING
-
#endif /* _SPARC_SHMBUF_H */
generic-y += barrier.h
generic-y += bpf_perf_event.h
generic-y += bug.h
+generic-y += compat.h
generic-y += current.h
generic-y += delay.h
generic-y += device.h
generic-y += atomic.h
generic-y += bugs.h
+generic-y += compat.h
generic-y += current.h
generic-y += device.h
generic-y += div64.h
#ifdef CONFIG_IA32_EMULATION
-#include <asm/compat.h>
+#include <linux/compat.h>
static inline int
perf_callchain_user32(struct pt_regs *regs, struct perf_callchain_entry_ctx *entry)
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
-typedef s32 compat_time_t;
typedef s32 compat_clock_t;
typedef s32 compat_pid_t;
typedef u16 __compat_uid_t;
typedef u64 __attribute__((aligned(4))) compat_u64;
typedef u32 compat_uptr_t;
-struct compat_timespec {
- compat_time_t tv_sec;
- s32 tv_nsec;
-};
-
-struct compat_timeval {
- compat_time_t tv_sec;
- s32 tv_usec;
-};
-
struct compat_stat {
compat_dev_t st_dev;
u16 __pad1;
struct compat_semid64_ds {
struct compat_ipc64_perm sem_perm;
- compat_time_t sem_otime;
- compat_ulong_t __unused1;
- compat_time_t sem_ctime;
- compat_ulong_t __unused2;
+ compat_ulong_t sem_otime;
+ compat_ulong_t sem_otime_high;
+ compat_ulong_t sem_ctime;
+ compat_ulong_t sem_ctime_high;
compat_ulong_t sem_nsems;
compat_ulong_t __unused3;
compat_ulong_t __unused4;
struct compat_msqid64_ds {
struct compat_ipc64_perm msg_perm;
- compat_time_t msg_stime;
- compat_ulong_t __unused1;
- compat_time_t msg_rtime;
- compat_ulong_t __unused2;
- compat_time_t msg_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t msg_stime;
+ compat_ulong_t msg_stime_high;
+ compat_ulong_t msg_rtime;
+ compat_ulong_t msg_rtime_high;
+ compat_ulong_t msg_ctime;
+ compat_ulong_t msg_ctime_high;
compat_ulong_t msg_cbytes;
compat_ulong_t msg_qnum;
compat_ulong_t msg_qbytes;
struct compat_shmid64_ds {
struct compat_ipc64_perm shm_perm;
compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_ulong_t __unused1;
- compat_time_t shm_dtime;
- compat_ulong_t __unused2;
- compat_time_t shm_ctime;
- compat_ulong_t __unused3;
+ compat_ulong_t shm_atime;
+ compat_ulong_t shm_atime_high;
+ compat_ulong_t shm_dtime;
+ compat_ulong_t shm_dtime_high;
+ compat_ulong_t shm_ctime;
+ compat_ulong_t shm_ctime_high;
compat_pid_t shm_cpid;
compat_pid_t shm_lpid;
compat_ulong_t shm_nattch;
#ifndef COMPILE_OFFSETS
#if defined(CONFIG_FTRACE_SYSCALLS) && defined(CONFIG_IA32_EMULATION)
-#include <asm/compat.h>
+#include <linux/compat.h>
/*
* Because ia32 syscalls do not map to x86_64 syscall numbers
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
+ *
+ * x86_64 and x32 incorrectly added padding here, so the structures
+ * are still incompatible with the padding on x86.
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
+#ifdef __i386__
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_otime_high;
+ unsigned long sem_ctime; /* last change time */
+ unsigned long sem_ctime_high;
+#else
__kernel_time_t sem_otime; /* last semop time */
__kernel_ulong_t __unused1;
__kernel_time_t sem_ctime; /* last change time */
__kernel_ulong_t __unused2;
+#endif
__kernel_ulong_t sem_nsems; /* no. of semaphores in array */
__kernel_ulong_t __unused3;
__kernel_ulong_t __unused4;
// SPDX-License-Identifier: GPL-2.0
+#include <linux/compat.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/sched/mm.h>
#include <linux/elf.h>
#include <asm/elf.h>
-#include <asm/compat.h>
#include <asm/ia32.h>
#include <asm/syscalls.h>
#include <asm/mpx.h>
generic-y += bug.h
+generic-y += compat.h
generic-y += device.h
generic-y += div64.h
generic-y += dma-contiguous.h
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*
* This file is subject to the terms and conditions of the GNU General
struct msqid64_ds {
struct ipc64_perm msg_perm;
#ifdef __XTENSA_EB__
- unsigned int __unused1;
- __kernel_time_t msg_stime; /* last msgsnd time */
- unsigned int __unused2;
- __kernel_time_t msg_rtime; /* last msgrcv time */
- unsigned int __unused3;
- __kernel_time_t msg_ctime; /* last change time */
+ unsigned long msg_stime_high;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_ctime_high;
+ unsigned long msg_ctime; /* last change time */
#elif defined(__XTENSA_EL__)
- __kernel_time_t msg_stime; /* last msgsnd time */
- unsigned int __unused1;
- __kernel_time_t msg_rtime; /* last msgrcv time */
- unsigned int __unused2;
- __kernel_time_t msg_ctime; /* last change time */
- unsigned int __unused3;
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_stime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_ctime; /* last change time */
+ unsigned long msg_ctime_high;
#else
# error processor byte order undefined!
#endif
* between kernel and user space.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
#ifdef __XTENSA_EL__
- __kernel_time_t sem_otime; /* last semop time */
- unsigned long __unused1;
- __kernel_time_t sem_ctime; /* last change time */
- unsigned long __unused2;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_otime_high;
+ unsigned long sem_ctime; /* last change time */
+ unsigned long sem_ctime_high;
#else
- unsigned long __unused1;
- __kernel_time_t sem_otime; /* last semop time */
- unsigned long __unused2;
- __kernel_time_t sem_ctime; /* last change time */
+ unsigned long sem_otime_high;
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_ctime_high;
+ unsigned long sem_ctime; /* last change time */
#endif
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused3;
*
* The shmid64_ds structure for Xtensa architecture.
* Note extra padding because this structure is passed back and forth
- * between kernel and user space.
+ * between kernel and user space, but the padding is on the wrong
+ * side for big-endian xtensa, for historic reasons.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*
* This file is subject to the terms and conditions of the GNU General Public
#ifndef _XTENSA_SHMBUF_H
#define _XTENSA_SHMBUF_H
-#if defined (__XTENSA_EL__)
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- unsigned long __unused1;
- __kernel_time_t shm_dtime; /* last detach time */
- unsigned long __unused2;
- __kernel_time_t shm_ctime; /* last change time */
- unsigned long __unused3;
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_atime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_ctime; /* last change time */
+ unsigned long shm_ctime_high;
__kernel_pid_t shm_cpid; /* pid of creator */
__kernel_pid_t shm_lpid; /* pid of last operator */
unsigned long shm_nattch; /* no. of current attaches */
unsigned long __unused4;
unsigned long __unused5;
};
-#elif defined (__XTENSA_EB__)
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- size_t shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- unsigned long __unused1;
- __kernel_time_t shm_dtime; /* last detach time */
- unsigned long __unused2;
- __kernel_time_t shm_ctime; /* last change time */
- unsigned long __unused3;
- __kernel_pid_t shm_cpid; /* pid of creator */
- __kernel_pid_t shm_lpid; /* pid of last operator */
- unsigned long shm_nattch; /* no. of current attaches */
- unsigned long __unused4;
- unsigned long __unused5;
-};
-#else
-# error endian order not defined
-#endif
-
struct shminfo64 {
unsigned long shmmax;
#include <linux/fs.h>
#include <linux/blkpg.h>
#include <linux/slab.h>
-#include <asm/compat.h>
#include <asm/ccwdev.h>
#include <asm/schid.h>
#include <asm/cmb.h>
#include <linux/slab.h>
#include <linux/types.h>
-#include <asm/compat.h>
#include <asm/ccwdev.h>
#include <asm/cio.h>
#include <asm/ebcdic.h>
#include <linux/init.h>
#include <linux/ioctl.h>
#include <linux/fs.h>
-#include <asm/compat.h>
#include <asm/sclp_ctl.h>
#include <asm/sclp.h>
#include <linux/mutex.h>
#include <linux/cma.h>
#include <linux/mm.h>
-#include <asm/compat.h>
#include <asm/cpcmd.h>
#include <asm/debug.h>
#include <asm/vmcp.h>
#include <linux/miscdevice.h>
#include <linux/kernel_stat.h>
-#include <asm/compat.h>
#include <asm/cio.h>
#include <asm/chsc.h>
#include <asm/isc.h>
#define KMSG_COMPONENT "qeth"
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+#include <linux/compat.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/string.h>
#include <asm/chpid.h>
#include <asm/io.h>
#include <asm/sysinfo.h>
-#include <asm/compat.h>
#include <asm/diag.h>
#include <asm/cio.h>
#include <asm/ccwdev.h>
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/* This is an empty stub for 32-bit-only architectures */
*/
#include <linux/types.h>
-
-#ifdef CONFIG_COMPAT
+#include <linux/compat_time.h>
#include <linux/stat.h>
#include <linux/param.h> /* for HZ */
#include <linux/unistd.h>
#include <asm/compat.h>
+
+#ifdef CONFIG_COMPAT
#include <asm/siginfo.h>
#include <asm/signal.h>
+#endif
#ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
/*
static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
#endif /* COMPAT_SYSCALL_DEFINEx */
+#ifdef CONFIG_COMPAT
+
#ifndef compat_user_stack_pointer
#define compat_user_stack_pointer() current_user_stack_pointer()
#endif
extern int compat_put_timespec(const struct timespec *, void __user *);
extern int compat_get_timeval(struct timeval *, const void __user *);
extern int compat_put_timeval(const struct timeval *, void __user *);
-extern int compat_get_timespec64(struct timespec64 *, const void __user *);
-extern int compat_put_timespec64(const struct timespec64 *, void __user *);
extern int get_compat_itimerspec64(struct itimerspec64 *its,
const struct compat_itimerspec __user *uits);
extern int put_compat_itimerspec64(const struct itimerspec64 *its,
#else /* !CONFIG_COMPAT */
#define is_compat_task() (0)
+#ifndef in_compat_syscall
static inline bool in_compat_syscall(void) { return false; }
+#endif
#endif /* CONFIG_COMPAT */
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_COMPAT_TIME_H
+#define _LINUX_COMPAT_TIME_H
+
+#include <linux/types.h>
+#include <linux/time64.h>
+
+typedef s32 compat_time_t;
+
+struct compat_timespec {
+ compat_time_t tv_sec;
+ s32 tv_nsec;
+};
+
+struct compat_timeval {
+ compat_time_t tv_sec;
+ s32 tv_usec;
+};
+
+extern int compat_get_timespec64(struct timespec64 *, const void __user *);
+extern int compat_put_timespec64(const struct timespec64 *, void __user *);
+
+#endif /* _LINUX_COMPAT_TIME_H */
#include <linux/compiler.h>
#include <linux/types.h>
+#include <linux/time64.h>
struct timespec;
struct compat_timespec;
enum timespec_type {
TT_NONE = 0,
TT_NATIVE = 1,
-#ifdef CONFIG_COMPAT
TT_COMPAT = 2,
-#endif
};
/*
clockid_t clockid;
enum timespec_type type;
union {
- struct timespec __user *rmtp;
-#ifdef CONFIG_COMPAT
+ struct __kernel_timespec __user *rmtp;
struct compat_timespec __user *compat_rmtp;
-#endif
};
u64 expires;
} nanosleep;
size_t len);
/* kernel/hrtimer.c */
-asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
+asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp,
+ struct __kernel_timespec __user *rmtp);
/* kernel/itimer.c */
asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
struct itimerspec __user *old_setting);
asmlinkage long sys_timer_delete(timer_t timer_id);
asmlinkage long sys_clock_settime(clockid_t which_clock,
- const struct timespec __user *tp);
+ const struct __kernel_timespec __user *tp);
asmlinkage long sys_clock_gettime(clockid_t which_clock,
- struct timespec __user *tp);
+ struct __kernel_timespec __user *tp);
asmlinkage long sys_clock_getres(clockid_t which_clock,
- struct timespec __user *tp);
+ struct __kernel_timespec __user *tp);
asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
- const struct timespec __user *rqtp,
- struct timespec __user *rmtp);
+ const struct __kernel_timespec __user *rqtp,
+ struct __kernel_timespec __user *rmtp);
/* kernel/printk.c */
asmlinkage long sys_syslog(int type, char __user *buf, int len);
/* ipc/mqueue.c */
asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr);
asmlinkage long sys_mq_unlink(const char __user *name);
-asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout);
-asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout);
+asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct __kernel_timespec __user *abs_timeout);
+asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct __kernel_timespec __user *abs_timeout);
asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg);
asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
unsigned nsops,
- const struct timespec __user *timeout);
+ const struct __kernel_timespec __user *timeout);
asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
unsigned nsops);
extern struct timezone sys_tz;
int get_timespec64(struct timespec64 *ts,
- const struct timespec __user *uts);
+ const struct __kernel_timespec __user *uts);
int put_timespec64(const struct timespec64 *ts,
- struct timespec __user *uts);
+ struct __kernel_timespec __user *uts);
int get_itimerspec64(struct itimerspec64 *it,
const struct itimerspec __user *uit);
int put_itimerspec64(const struct itimerspec64 *it,
#ifndef _LINUX_TIME64_H
#define _LINUX_TIME64_H
-#include <uapi/linux/time.h>
#include <linux/math64.h>
typedef __s64 time64_t;
typedef __u64 timeu64_t;
+/* CONFIG_64BIT_TIME enables new 64 bit time_t syscalls in the compat path
+ * and 32-bit emulation.
+ */
+#ifndef CONFIG_64BIT_TIME
+#define __kernel_timespec timespec
+#endif
+
+#include <uapi/linux/time.h>
+
#if __BITS_PER_LONG == 64
/* this trick allows us to optimize out timespec64_to_timespec */
# define timespec64 timespec
* On big-endian systems, the padding is in the wrong place.
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct msqid64_ds {
struct ipc64_perm msg_perm;
+#if __BITS_PER_LONG == 64
__kernel_time_t msg_stime; /* last msgsnd time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused1;
-#endif
__kernel_time_t msg_rtime; /* last msgrcv time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused2;
-#endif
__kernel_time_t msg_ctime; /* last change time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused3;
+#else
+ unsigned long msg_stime; /* last msgsnd time */
+ unsigned long msg_stime_high;
+ unsigned long msg_rtime; /* last msgrcv time */
+ unsigned long msg_rtime_high;
+ unsigned long msg_ctime; /* last change time */
+ unsigned long msg_ctime_high;
#endif
- __kernel_ulong_t msg_cbytes; /* current number of bytes on queue */
- __kernel_ulong_t msg_qnum; /* number of messages in queue */
- __kernel_ulong_t msg_qbytes; /* max number of bytes on queue */
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
__kernel_pid_t msg_lspid; /* pid of last msgsnd */
__kernel_pid_t msg_lrpid; /* last receive pid */
- __kernel_ulong_t __unused4;
- __kernel_ulong_t __unused5;
+ unsigned long __unused4;
+ unsigned long __unused5;
};
#endif /* __ASM_GENERIC_MSGBUF_H */
typedef __kernel_long_t __kernel_off_t;
typedef long long __kernel_loff_t;
typedef __kernel_long_t __kernel_time_t;
+typedef long long __kernel_time64_t;
typedef __kernel_long_t __kernel_clock_t;
typedef int __kernel_timer_t;
typedef int __kernel_clockid_t;
* everyone just ended up making identical copies without specific
* optimizations, so we may just as well all use the same one.
*
- * 64 bit architectures typically define a 64 bit __kernel_time_t,
+ * 64 bit architectures use a 64-bit __kernel_time_t here, while
+ * 32 bit architectures have a pair of unsigned long values.
* so they do not need the first two padding words.
- * On big-endian systems, the padding is in the wrong place.
*
- * Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
- * - 2 miscellaneous 32-bit values
+ * On big-endian systems, the padding is in the wrong place for
+ * historic reasons, so user space has to reconstruct a time_t
+ * value using
+ *
+ * user_semid_ds.sem_otime = kernel_semid64_ds.sem_otime +
+ * ((long long)kernel_semid64_ds.sem_otime_high << 32)
+ *
+ * Pad space is left for 2 miscellaneous 32-bit values
*/
struct semid64_ds {
struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
+#if __BITS_PER_LONG == 64
__kernel_time_t sem_otime; /* last semop time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused1;
-#endif
__kernel_time_t sem_ctime; /* last change time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused2;
+#else
+ unsigned long sem_otime; /* last semop time */
+ unsigned long sem_otime_high;
+ unsigned long sem_ctime; /* last change time */
+ unsigned long sem_ctime_high;
#endif
unsigned long sem_nsems; /* no. of semaphores in array */
unsigned long __unused3;
*
*
* Pad space is left for:
- * - 64-bit time_t to solve y2038 problem
* - 2 miscellaneous 32-bit values
*/
struct shmid64_ds {
struct ipc64_perm shm_perm; /* operation perms */
size_t shm_segsz; /* size of segment (bytes) */
+#if __BITS_PER_LONG == 64
__kernel_time_t shm_atime; /* last attach time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused1;
-#endif
__kernel_time_t shm_dtime; /* last detach time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused2;
-#endif
__kernel_time_t shm_ctime; /* last change time */
-#if __BITS_PER_LONG != 64
- unsigned long __unused3;
+#else
+ unsigned long shm_atime; /* last attach time */
+ unsigned long shm_atime_high;
+ unsigned long shm_dtime; /* last detach time */
+ unsigned long shm_dtime_high;
+ unsigned long shm_ctime; /* last change time */
+ unsigned long shm_ctime_high;
#endif
__kernel_pid_t shm_cpid; /* pid of creator */
__kernel_pid_t shm_lpid; /* pid of last operator */
- __kernel_ulong_t shm_nattch; /* no. of current attaches */
- __kernel_ulong_t __unused4;
- __kernel_ulong_t __unused5;
+ unsigned long shm_nattch; /* no. of current attaches */
+ unsigned long __unused4;
+ unsigned long __unused5;
};
struct shminfo64 {
- __kernel_ulong_t shmmax;
- __kernel_ulong_t shmmin;
- __kernel_ulong_t shmmni;
- __kernel_ulong_t shmseg;
- __kernel_ulong_t shmall;
- __kernel_ulong_t __unused1;
- __kernel_ulong_t __unused2;
- __kernel_ulong_t __unused3;
- __kernel_ulong_t __unused4;
+ unsigned long shmmax;
+ unsigned long shmmin;
+ unsigned long shmmni;
+ unsigned long shmseg;
+ unsigned long shmall;
+ unsigned long __unused1;
+ unsigned long __unused2;
+ unsigned long __unused3;
+ unsigned long __unused4;
};
#endif /* __ASM_GENERIC_SHMBUF_H */
struct timeval it_value; /* current value */
};
+#ifndef __kernel_timespec
+struct __kernel_timespec {
+ __kernel_time64_t tv_sec; /* seconds */
+ long long tv_nsec; /* nanoseconds */
+};
+#endif
+
/*
* legacy timeval structure, only embedded in structures that
* traditionally used 'timeval' to pass time intervals (not absolute
wake_up(&info->wait_q);
}
-static int prepare_timeout(const struct timespec __user *u_abs_timeout,
+static int prepare_timeout(const struct __kernel_timespec __user *u_abs_timeout,
struct timespec64 *ts)
{
if (get_timespec64(ts, u_abs_timeout))
SYSCALL_DEFINE5(mq_timedsend, mqd_t, mqdes, const char __user *, u_msg_ptr,
size_t, msg_len, unsigned int, msg_prio,
- const struct timespec __user *, u_abs_timeout)
+ const struct __kernel_timespec __user *, u_abs_timeout)
{
struct timespec64 ts, *p = NULL;
if (u_abs_timeout) {
SYSCALL_DEFINE5(mq_timedreceive, mqd_t, mqdes, char __user *, u_msg_ptr,
size_t, msg_len, unsigned int __user *, u_msg_prio,
- const struct timespec __user *, u_abs_timeout)
+ const struct __kernel_timespec __user *, u_abs_timeout)
{
struct timespec64 ts, *p = NULL;
if (u_abs_timeout) {
return do_mq_open(u_name, oflag, mode, p);
}
+COMPAT_SYSCALL_DEFINE2(mq_notify, mqd_t, mqdes,
+ const struct compat_sigevent __user *, u_notification)
+{
+ struct sigevent n, *p = NULL;
+ if (u_notification) {
+ if (get_compat_sigevent(&n, u_notification))
+ return -EFAULT;
+ if (n.sigev_notify == SIGEV_THREAD)
+ n.sigev_value.sival_ptr = compat_ptr(n.sigev_value.sival_int);
+ p = &n;
+ }
+ return do_mq_notify(mqdes, p);
+}
+
+COMPAT_SYSCALL_DEFINE3(mq_getsetattr, mqd_t, mqdes,
+ const struct compat_mq_attr __user *, u_mqstat,
+ struct compat_mq_attr __user *, u_omqstat)
+{
+ int ret;
+ struct mq_attr mqstat, omqstat;
+ struct mq_attr *new = NULL, *old = NULL;
+
+ if (u_mqstat) {
+ new = &mqstat;
+ if (get_compat_mq_attr(new, u_mqstat))
+ return -EFAULT;
+ }
+ if (u_omqstat)
+ old = &omqstat;
+
+ ret = do_mq_getsetattr(mqdes, new, old);
+ if (ret || !old)
+ return ret;
+
+ if (put_compat_mq_attr(old, u_omqstat))
+ return -EFAULT;
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_COMPAT_32BIT_TIME
static int compat_prepare_timeout(const struct compat_timespec __user *p,
struct timespec64 *ts)
{
}
return do_mq_timedreceive(mqdes, u_msg_ptr, msg_len, u_msg_prio, p);
}
-
-COMPAT_SYSCALL_DEFINE2(mq_notify, mqd_t, mqdes,
- const struct compat_sigevent __user *, u_notification)
-{
- struct sigevent n, *p = NULL;
- if (u_notification) {
- if (get_compat_sigevent(&n, u_notification))
- return -EFAULT;
- if (n.sigev_notify == SIGEV_THREAD)
- n.sigev_value.sival_ptr = compat_ptr(n.sigev_value.sival_int);
- p = &n;
- }
- return do_mq_notify(mqdes, p);
-}
-
-COMPAT_SYSCALL_DEFINE3(mq_getsetattr, mqd_t, mqdes,
- const struct compat_mq_attr __user *, u_mqstat,
- struct compat_mq_attr __user *, u_omqstat)
-{
- int ret;
- struct mq_attr mqstat, omqstat;
- struct mq_attr *new = NULL, *old = NULL;
-
- if (u_mqstat) {
- new = &mqstat;
- if (get_compat_mq_attr(new, u_mqstat))
- return -EFAULT;
- }
- if (u_omqstat)
- old = &omqstat;
-
- ret = do_mq_getsetattr(mqdes, new, old);
- if (ret || !old)
- return ret;
-
- if (put_compat_mq_attr(old, u_omqstat))
- return -EFAULT;
- return 0;
-}
#endif
static const struct inode_operations mqueue_dir_inode_operations = {
p->msg_stime = msq->q_stime;
p->msg_rtime = msq->q_rtime;
p->msg_ctime = msq->q_ctime;
+#ifndef CONFIG_64BIT
+ p->msg_stime_high = msq->q_stime >> 32;
+ p->msg_rtime_high = msq->q_rtime >> 32;
+ p->msg_ctime_high = msq->q_ctime >> 32;
+#endif
p->msg_cbytes = msq->q_cbytes;
p->msg_qnum = msq->q_qnum;
p->msg_qbytes = msq->q_qbytes;
struct compat_msqid64_ds v;
memset(&v, 0, sizeof(v));
to_compat_ipc64_perm(&v.msg_perm, &in->msg_perm);
- v.msg_stime = in->msg_stime;
- v.msg_rtime = in->msg_rtime;
- v.msg_ctime = in->msg_ctime;
+ v.msg_stime = lower_32_bits(in->msg_stime);
+ v.msg_stime_high = upper_32_bits(in->msg_stime);
+ v.msg_rtime = lower_32_bits(in->msg_rtime);
+ v.msg_rtime_high = upper_32_bits(in->msg_rtime);
+ v.msg_ctime = lower_32_bits(in->msg_ctime);
+ v.msg_ctime_high = upper_32_bits(in->msg_ctime);
v.msg_cbytes = in->msg_cbytes;
v.msg_qnum = in->msg_qnum;
v.msg_qbytes = in->msg_qbytes;
WRITE_ONCE(msr->r_msg, ERR_PTR(-E2BIG));
} else {
ipc_update_pid(&msq->q_lrpid, task_pid(msr->r_tsk));
- msq->q_rtime = get_seconds();
+ msq->q_rtime = ktime_get_real_seconds();
wake_q_add(wake_q, msr->r_tsk);
WRITE_ONCE(msr->r_msg, msg);
}
ipc_update_pid(&msq->q_lspid, task_tgid(current));
- msq->q_stime = get_seconds();
+ msq->q_stime = ktime_get_real_seconds();
if (!pipelined_send(msq, msg, &wake_q)) {
/* no one is waiting for this message, enqueue it */
list_del(&msg->m_list);
msq->q_qnum--;
- msq->q_rtime = get_seconds();
+ msq->q_rtime = ktime_get_real_seconds();
ipc_update_pid(&msq->q_lrpid, task_tgid(current));
msq->q_cbytes -= msg->m_ts;
atomic_sub(msg->m_ts, &ns->msg_bytes);
* The worst-case behavior is nevertheless O(N^2) for N wakeups.
*/
+#include <linux/compat.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/init.h>
/* that alter the semaphore */
struct list_head pending_const; /* pending single-sop operations */
/* that do not alter the semaphore*/
- time_t sem_otime; /* candidate for sem_otime */
+ time64_t sem_otime; /* candidate for sem_otime */
} ____cacheline_aligned_in_smp;
/* One sem_array data structure for each set of semaphores in the system. */
static void set_semotime(struct sem_array *sma, struct sembuf *sops)
{
if (sops == NULL) {
- sma->sems[0].sem_otime = get_seconds();
+ sma->sems[0].sem_otime = ktime_get_real_seconds();
} else {
sma->sems[sops[0].sem_num].sem_otime =
- get_seconds();
+ ktime_get_real_seconds();
}
}
int cmd, struct semid64_ds *semid64)
{
struct sem_array *sma;
+ time64_t semotime;
int id = 0;
int err;
}
kernel_to_ipc64_perm(&sma->sem_perm, &semid64->sem_perm);
- semid64->sem_otime = get_semotime(sma);
+ semotime = get_semotime(sma);
+ semid64->sem_otime = semotime;
semid64->sem_ctime = sma->sem_ctime;
+#ifndef CONFIG_64BIT
+ semid64->sem_otime_high = semotime >> 32;
+ semid64->sem_ctime_high = sma->sem_ctime >> 32;
+#endif
semid64->sem_nsems = sma->sem_nsems;
ipc_unlock_object(&sma->sem_perm);
struct compat_semid64_ds v;
memset(&v, 0, sizeof(v));
to_compat_ipc64_perm(&v.sem_perm, &in->sem_perm);
- v.sem_otime = in->sem_otime;
- v.sem_ctime = in->sem_ctime;
+ v.sem_otime = lower_32_bits(in->sem_otime);
+ v.sem_otime_high = upper_32_bits(in->sem_otime);
+ v.sem_ctime = lower_32_bits(in->sem_ctime);
+ v.sem_ctime_high = upper_32_bits(in->sem_ctime);
v.sem_nsems = in->sem_nsems;
return copy_to_user(buf, &v, sizeof(v));
} else {
}
long ksys_semtimedop(int semid, struct sembuf __user *tsops,
- unsigned int nsops, const struct timespec __user *timeout)
+ unsigned int nsops, const struct __kernel_timespec __user *timeout)
{
if (timeout) {
struct timespec64 ts;
}
SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsops,
- unsigned int, nsops, const struct timespec __user *, timeout)
+ unsigned int, nsops, const struct __kernel_timespec __user *, timeout)
{
return ksys_semtimedop(semid, tsops, nsops, timeout);
}
-#ifdef CONFIG_COMPAT
+#ifdef CONFIG_COMPAT_32BIT_TIME
long compat_ksys_semtimedop(int semid, struct sembuf __user *tsems,
unsigned int nsops,
const struct compat_timespec __user *timeout)
tbuf->shm_atime = shp->shm_atim;
tbuf->shm_dtime = shp->shm_dtim;
tbuf->shm_ctime = shp->shm_ctim;
+#ifndef CONFIG_64BIT
+ tbuf->shm_atime_high = shp->shm_atim >> 32;
+ tbuf->shm_dtime_high = shp->shm_dtim >> 32;
+ tbuf->shm_ctime_high = shp->shm_ctim >> 32;
+#endif
tbuf->shm_cpid = pid_vnr(shp->shm_cprid);
tbuf->shm_lpid = pid_vnr(shp->shm_lprid);
tbuf->shm_nattch = shp->shm_nattch;
struct compat_shmid64_ds v;
memset(&v, 0, sizeof(v));
to_compat_ipc64_perm(&v.shm_perm, &in->shm_perm);
- v.shm_atime = in->shm_atime;
- v.shm_dtime = in->shm_dtime;
- v.shm_ctime = in->shm_ctime;
+ v.shm_atime = lower_32_bits(in->shm_atime);
+ v.shm_atime_high = upper_32_bits(in->shm_atime);
+ v.shm_dtime = lower_32_bits(in->shm_dtime);
+ v.shm_dtime_high = upper_32_bits(in->shm_dtime);
+ v.shm_ctime = lower_32_bits(in->shm_ctime);
+ v.shm_ctime_high = upper_32_bits(in->shm_ctime);
v.shm_segsz = in->shm_segsz;
v.shm_nattch = in->shm_nattch;
v.shm_cpid = in->shm_cpid;
return ksys_semtimedop(first, (struct sembuf __user *)ptr,
second, NULL);
case SEMTIMEDOP:
- return ksys_semtimedop(first, (struct sembuf __user *)ptr,
- second,
- (const struct timespec __user *)fifth);
+ if (IS_ENABLED(CONFIG_64BIT) || !IS_ENABLED(CONFIG_64BIT_TIME))
+ return ksys_semtimedop(first, ptr, second,
+ (const struct __kernel_timespec __user *)fifth);
+ else if (IS_ENABLED(CONFIG_COMPAT_32BIT_TIME))
+ return compat_ksys_semtimedop(first, ptr, second,
+ (const struct compat_timespec __user *)fifth);
+ else
+ return -ENOSYS;
case SEMGET:
return ksys_semget(first, second, third);
/* struct sembuf is the same on 32 and 64bit :)) */
return ksys_semtimedop(first, compat_ptr(ptr), second, NULL);
case SEMTIMEDOP:
+ if (!IS_ENABLED(CONFIG_COMPAT_32BIT_TIME))
+ return -ENOSYS;
return compat_ksys_semtimedop(first, compat_ptr(ptr), second,
compat_ptr(fifth));
case SEMGET:
/* for __ARCH_WANT_SYS_IPC */
long ksys_semtimedop(int semid, struct sembuf __user *tsops,
unsigned int nsops,
- const struct timespec __user *timeout);
+ const struct __kernel_timespec __user *timeout);
long ksys_semget(key_t key, int nsems, int semflg);
long ksys_semctl(int semid, int semnum, int cmd, unsigned long arg);
long ksys_msgget(key_t key, int msgflg);
long ksys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
/* for CONFIG_ARCH_WANT_OLD_COMPAT_IPC */
-#ifdef CONFIG_COMPAT
long compat_ksys_semtimedop(int semid, struct sembuf __user *tsems,
unsigned int nsops,
const struct compat_timespec __user *timeout);
+#ifdef CONFIG_COMPAT
long compat_ksys_semctl(int semid, int semnum, int cmd, int arg);
long compat_ksys_msgctl(int msqid, int cmd, void __user *uptr);
long compat_ksys_msgrcv(int msqid, compat_uptr_t msgp, compat_ssize_t msgsz,
__put_user(ts->tv_nsec, &cts->tv_nsec)) ? -EFAULT : 0;
}
-static int __compat_get_timespec64(struct timespec64 *ts64,
- const struct compat_timespec __user *cts)
-{
- struct compat_timespec ts;
- int ret;
-
- ret = copy_from_user(&ts, cts, sizeof(ts));
- if (ret)
- return -EFAULT;
-
- ts64->tv_sec = ts.tv_sec;
- ts64->tv_nsec = ts.tv_nsec;
-
- return 0;
-}
-
-static int __compat_put_timespec64(const struct timespec64 *ts64,
- struct compat_timespec __user *cts)
-{
- struct compat_timespec ts = {
- .tv_sec = ts64->tv_sec,
- .tv_nsec = ts64->tv_nsec
- };
- return copy_to_user(cts, &ts, sizeof(ts)) ? -EFAULT : 0;
-}
-
-int compat_get_timespec64(struct timespec64 *ts, const void __user *uts)
-{
- if (COMPAT_USE_64BIT_TIME)
- return copy_from_user(ts, uts, sizeof(*ts)) ? -EFAULT : 0;
- else
- return __compat_get_timespec64(ts, uts);
-}
-EXPORT_SYMBOL_GPL(compat_get_timespec64);
-
-int compat_put_timespec64(const struct timespec64 *ts, void __user *uts)
-{
- if (COMPAT_USE_64BIT_TIME)
- return copy_to_user(uts, ts, sizeof(*ts)) ? -EFAULT : 0;
- else
- return __compat_put_timespec64(ts, uts);
-}
-EXPORT_SYMBOL_GPL(compat_put_timespec64);
-
int compat_get_timeval(struct timeval *tv, const void __user *utv)
{
if (COMPAT_USE_64BIT_TIME)
return ret;
}
+/* Todo: Delete these extern declarations when get/put_compat_itimerspec64()
+ * are moved to kernel/time/time.c .
+ */
+extern int __compat_get_timespec64(struct timespec64 *ts64,
+ const struct compat_timespec __user *cts);
+extern int __compat_put_timespec64(const struct timespec64 *ts64,
+ struct compat_timespec __user *cts);
+
int get_compat_itimerspec64(struct itimerspec64 *its,
const struct compat_itimerspec __user *uits)
{
return ret;
}
-SYSCALL_DEFINE2(nanosleep, struct timespec __user *, rqtp,
- struct timespec __user *, rmtp)
+#if !defined(CONFIG_64BIT_TIME) || defined(CONFIG_64BIT)
+
+SYSCALL_DEFINE2(nanosleep, struct __kernel_timespec __user *, rqtp,
+ struct __kernel_timespec __user *, rmtp)
{
struct timespec64 tu;
return hrtimer_nanosleep(&tu, HRTIMER_MODE_REL, CLOCK_MONOTONIC);
}
-#ifdef CONFIG_COMPAT
+#endif
+
+#ifdef CONFIG_COMPAT_32BIT_TIME
COMPAT_SYSCALL_DEFINE2(nanosleep, struct compat_timespec __user *, rqtp,
struct compat_timespec __user *, rmtp)
*/
SYSCALL_DEFINE2(clock_settime, const clockid_t, which_clock,
- const struct timespec __user *, tp)
+ const struct __kernel_timespec __user *, tp)
{
struct timespec64 new_tp;
return 0;
}
SYSCALL_DEFINE2(clock_gettime, const clockid_t, which_clock,
- struct timespec __user *, tp)
+ struct __kernel_timespec __user *, tp)
{
int ret;
struct timespec64 kernel_tp;
return 0;
}
-SYSCALL_DEFINE2(clock_getres, const clockid_t, which_clock, struct timespec __user *, tp)
+SYSCALL_DEFINE2(clock_getres, const clockid_t, which_clock, struct __kernel_timespec __user *, tp)
{
struct timespec64 rtn_tp = {
.tv_sec = 0,
}
SYSCALL_DEFINE4(clock_nanosleep, const clockid_t, which_clock, int, flags,
- const struct timespec __user *, rqtp,
- struct timespec __user *, rmtp)
+ const struct __kernel_timespec __user *, rqtp,
+ struct __kernel_timespec __user *, rmtp)
{
struct timespec64 t;
COMPAT_SYS_NI(timer_gettime);
COMPAT_SYS_NI(getitimer);
COMPAT_SYS_NI(setitimer);
+#endif
+#ifdef CONFIG_COMPAT_32BIT_TIME
COMPAT_SYSCALL_DEFINE2(clock_settime, const clockid_t, which_clock,
struct compat_timespec __user *, tp)
{
}
SYSCALL_DEFINE2(clock_settime, const clockid_t, which_clock,
- const struct timespec __user *, tp)
+ const struct __kernel_timespec __user *, tp)
{
const struct k_clock *kc = clockid_to_kclock(which_clock);
struct timespec64 new_tp;
}
SYSCALL_DEFINE2(clock_gettime, const clockid_t, which_clock,
- struct timespec __user *,tp)
+ struct __kernel_timespec __user *, tp)
{
const struct k_clock *kc = clockid_to_kclock(which_clock);
struct timespec64 kernel_tp;
}
SYSCALL_DEFINE2(clock_getres, const clockid_t, which_clock,
- struct timespec __user *, tp)
+ struct __kernel_timespec __user *, tp)
{
const struct k_clock *kc = clockid_to_kclock(which_clock);
struct timespec64 rtn_tp;
return error;
}
-#ifdef CONFIG_COMPAT
+#ifdef CONFIG_COMPAT_32BIT_TIME
COMPAT_SYSCALL_DEFINE2(clock_settime, clockid_t, which_clock,
struct compat_timespec __user *, tp)
return err;
}
+#endif
+
+#ifdef CONFIG_COMPAT
+
COMPAT_SYSCALL_DEFINE2(clock_adjtime, clockid_t, which_clock,
struct compat_timex __user *, utp)
{
return err;
}
+#endif
+
+#ifdef CONFIG_COMPAT_32BIT_TIME
+
COMPAT_SYSCALL_DEFINE2(clock_getres, clockid_t, which_clock,
struct compat_timespec __user *, tp)
{
}
SYSCALL_DEFINE4(clock_nanosleep, const clockid_t, which_clock, int, flags,
- const struct timespec __user *, rqtp,
- struct timespec __user *, rmtp)
+ const struct __kernel_timespec __user *, rqtp,
+ struct __kernel_timespec __user *, rmtp)
{
const struct k_clock *kc = clockid_to_kclock(which_clock);
struct timespec64 t;
return kc->nsleep(which_clock, flags, &t);
}
-#ifdef CONFIG_COMPAT
+#ifdef CONFIG_COMPAT_32BIT_TIME
+
COMPAT_SYSCALL_DEFINE4(clock_nanosleep, clockid_t, which_clock, int, flags,
struct compat_timespec __user *, rqtp,
struct compat_timespec __user *, rmtp)
return kc->nsleep(which_clock, flags, &t);
}
+
#endif
static const struct k_clock clock_realtime = {
}
int get_timespec64(struct timespec64 *ts,
- const struct timespec __user *uts)
+ const struct __kernel_timespec __user *uts)
{
- struct timespec kts;
+ struct __kernel_timespec kts;
int ret;
ret = copy_from_user(&kts, uts, sizeof(kts));
return -EFAULT;
ts->tv_sec = kts.tv_sec;
+
+ /* Zero out the padding for 32 bit systems or in compat mode */
+ if (IS_ENABLED(CONFIG_64BIT_TIME) && (!IS_ENABLED(CONFIG_64BIT) || in_compat_syscall()))
+ kts.tv_nsec &= 0xFFFFFFFFUL;
+
ts->tv_nsec = kts.tv_nsec;
return 0;
EXPORT_SYMBOL_GPL(get_timespec64);
int put_timespec64(const struct timespec64 *ts,
- struct timespec __user *uts)
+ struct __kernel_timespec __user *uts)
{
- struct timespec kts = {
+ struct __kernel_timespec kts = {
.tv_sec = ts->tv_sec,
.tv_nsec = ts->tv_nsec
};
+
return copy_to_user(uts, &kts, sizeof(kts)) ? -EFAULT : 0;
}
EXPORT_SYMBOL_GPL(put_timespec64);
+int __compat_get_timespec64(struct timespec64 *ts64,
+ const struct compat_timespec __user *cts)
+{
+ struct compat_timespec ts;
+ int ret;
+
+ ret = copy_from_user(&ts, cts, sizeof(ts));
+ if (ret)
+ return -EFAULT;
+
+ ts64->tv_sec = ts.tv_sec;
+ ts64->tv_nsec = ts.tv_nsec;
+
+ return 0;
+}
+
+int __compat_put_timespec64(const struct timespec64 *ts64,
+ struct compat_timespec __user *cts)
+{
+ struct compat_timespec ts = {
+ .tv_sec = ts64->tv_sec,
+ .tv_nsec = ts64->tv_nsec
+ };
+ return copy_to_user(cts, &ts, sizeof(ts)) ? -EFAULT : 0;
+}
+
+int compat_get_timespec64(struct timespec64 *ts, const void __user *uts)
+{
+ if (COMPAT_USE_64BIT_TIME)
+ return copy_from_user(ts, uts, sizeof(*ts)) ? -EFAULT : 0;
+ else
+ return __compat_get_timespec64(ts, uts);
+}
+EXPORT_SYMBOL_GPL(compat_get_timespec64);
+
+int compat_put_timespec64(const struct timespec64 *ts, void __user *uts)
+{
+ if (COMPAT_USE_64BIT_TIME)
+ return copy_to_user(uts, ts, sizeof(*ts)) ? -EFAULT : 0;
+ else
+ return __compat_put_timespec64(ts, uts);
+}
+EXPORT_SYMBOL_GPL(compat_put_timespec64);
+
int get_itimerspec64(struct itimerspec64 *it,
const struct itimerspec __user *uit)
{