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powerpc: select ARCH_WANT_IRQS_OFF_ACTIVATE_MM
2020-09-16 Nicholas Pigginpowerpc: select ARCH_WANT_IRQS_OFF_ACTIVATE_MM
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-09-16 Nicholas Pigginmm: fix exec activate_mm vs TLB shootdown and lazy...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-29 Nicholas Pigginpowerpc/build: vdso linker warning for orphan sections
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-29 Nicholas Pigginpowerpc/pseries: Add KVM guest doorbell restrictions
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-29 Nicholas Pigginpowerpc/pseries: Use doorbells even if XIVE is available
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-29 Nicholas Pigginpowerpc: Inline doorbell sending functions
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-27 Nicholas Pigginpowerpc/64s/hash: Fix hash_preload running with interrupts...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-26 Nicholas Pigginpowerpc: Implement smp_cond_load_relaxed()
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-26 Nicholas Pigginpowerpc/qspinlock: Optimised atomic_try_cmpxchg_lock...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-26 Nicholas Pigginpowerpc/pseries: Implement paravirt qspinlocks for...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-26 Nicholas Pigginpowerpc/64s: Implement queued spinlocks and rwlocks
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-26 Nicholas Pigginpowerpc: Move spinlock implementation to simple_spinlock
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-26 Nicholas Pigginpowerpc/pseries: Move some PAPR paravirt functions...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-23 Nicholas Pigginpowerpc/powernv: Machine check handler for POWER10
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-23 Nicholas Pigginpowerpc: Select ARCH_HAS_MEMBARRIER_SYNC_CORE
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-22 Nicholas Pigginpowerpc/64s: system call support for scv/rfscv instructions
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-22 Nicholas Pigginpowerpc/64s/exception: treat NIA below __end_interrupts...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-21 Nicholas Pigginpowerpc/64s/hash: Disable subpage_prot syscall by default
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-21 Nicholas Pigginpowerpc/64s: Remove PROT_SAO support
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-21 Nicholas Pigginpowerpc: Remove stale calc_vm_prot_bits() comment
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-20 Nicholas Pigginpowerpc/prom: Enable Radix GTSE in cpu pa-features
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/security: Allow for processors that flush the...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/64s: Move branch cache flushing bcctr variant...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/security: split branch cache flush toggle from...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/security: make display of branch cache flush...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/security: change link stack flush state to...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/security: re-name count cache flush to branch...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc: re-initialise lazy FPU/VEC counters on every...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/64s: Fix restore_math unnecessarily changing MSR
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/64s: restore_math remove TM test
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-16 Nicholas Pigginpowerpc/mm/book3s64/radix: Off-load TLB invalidations...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-15 Nicholas Pigginselftests/powerpc: Add FPU denormal test
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-15 Nicholas Pigginpowerpc/64/signal: Balance return predictor stack in...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-07-08 Nicholas Pigginpowerpc/64s/exception: Fix 0x1500 interrupt handler...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-06-30 Nicholas Pigginring-buffer: speed up buffer resets by avoiding synchronize_...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-06-22 Nicholas Pigginpowerpc/64: indirect function call use bctrl rather...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-06-16 Nicholas Pigginpowerpc/64s: Fix KVM interrupt using wrong save area
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-28 Nicholas Pigginpowerpc/64s/kuap: Conditionally restore AMR in kuap_restore_...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-28 Nicholas Pigginpowerpc/64/kuap: Conditionally restore AMR in interrupt...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-28 Nicholas Pigginpowerpc/64s/kuap: Add missing isync to KUAP restore...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-28 Nicholas Pigginpowerpc/64: Refactor interrupt exit irq disabling sequence
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-28 Nicholas Pigginpowerpc/64s/radix: Don't prefetch DAR in update_mmu_cache
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-20 Nicholas Pigginpowerpc/64s/hash: Add stress_slb kernel boot option...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-20 Nicholas Pigginpowerpc/64s: Fix early_init_mmu section mismatch
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/traps: Make unrecoverable NMIs die instead...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/traps: Do not trace system reset
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/64s: machine check do not trace real-mode handler
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc: Implement ftrace_enabled() helpers
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/64s: machine check interrupt update NMI accounting
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/pseries: Machine check use rtas_call_unlocked...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/pseries: Limit machine check stack to 4GB
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/pseries/ras: fwnmi sreset should not interlock
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/pseries/ras: fwnmi avoid modifying r3 in error...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/pseries/ras: Fix FWNMI_VALID off by one
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/pseries/ras: Avoid calling rtas_token() in...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/64s/exceptions: Machine check reconcile irq...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/64s/exceptions: Change irq reconcile for NMIs...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/64s/exceptions: Fix in_mce accounting in unrecoverab...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-18 Nicholas Pigginpowerpc/64s/exception: Fix machine check no-loss idle...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-15 Nicholas Pigginpowerpc: Use trap metadata to prevent double restart...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-15 Nicholas Pigginpowerpc: trap_is_syscall() helper to hide syscall trap...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-15 Nicholas Pigginpowerpc: Use set_trap() and avoid open-coding trap...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-15 Nicholas Pigginpowerpc/64s: Always has full regs, so remove remnant...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-07 Nicholas Pigginpowerpc/64s/kuap: Restore AMR in fast_interrupt_return
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-04 Nicholas Pigginpowerpc/64s/kuap: Restore AMR in system reset exception
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-05-03 Nicholas Pigginpowerpc/64/kuap: Move kuap checks out of MSR[RI]=0...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-30 Nicholas Pigginpowerpc/uaccess: Evaluate macro arguments once, before...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-04 Nicholas Pigginpowerpc: Improve ppc_save_regs()
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-03 Nicholas PigginRevert "powerpc/64: irq_work avoid interrupt when called...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-02 Nicholas Pigginpowerpc/64s: Fix doorbell wakeup msgclr optimisation
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64/syscall: Reconcile interrupts
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Remove lite interrupt return
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s: Implement interrupt exit logic in C
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64: Implement soft interrupt replay in C
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64/syscall: Zero volatile registers when returning
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64/sycall: Implement syscall entry/exit logic...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64/sstep: Ifdef the deprecated fast endian...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64/syscall: Remove non-volatile GPR save optimisation
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Soft NMI interrupt should not...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Reconcile interrupts in system_reset
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Only test KVM in SRR interrupts...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Add more comments for interrupt...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Clean up SRR specifiers
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Re-inline some handlers
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Avoid touching the stack in...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Trim unused arguments from KVMTEST...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Remove the SPR saving patch...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Remove confusing IEARLY option
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Move KVM test to common code
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Move soft-mask test to common...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Move real to virt switch into...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Add ISIDE option
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Remove old INT_KVM_HANDLER
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Remove old INT_COMMON macro
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Remove old INT_ENTRY macro
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Move all interrupt handlers...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Expand EXC_COMMON and EXC_COMMON_ASYN...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Add GEN_KVM macro that uses...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Add GEN_COMMON macro that uses...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2020-04-01 Nicholas Pigginpowerpc/64s/exception: Introduce INT_DEFINE parameter...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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