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kernel/watchdog: fix Kconfig constraints for perf hardlockup watchdog
2017-08-18 Nicholas Pigginkernel/watchdog: fix Kconfig constraints for perf hardlockup...
...kernel.org/r/20170810114452.6673-1-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-09 Nicholas Pigginpowerpc/watchdog: add locking around init/exit functions
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-09 Nicholas Pigginpowerpc/watchdog: Fix marking of stuck CPUs
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-09 Nicholas Pigginpowerpc/watchdog: Fix final-check recovered case
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-09 Nicholas Pigginpowerpc/watchdog: Moderate touch_nmi_watchdog overhead
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-09 Nicholas Pigginpowerpc/watchdog: Improve watchdog lock primitive
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-09 Nicholas Pigginpowerpc: NMI IPI improve lock primitive
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-04 Nicholas Pigginpowerpc/64: Fix __check_irq_replay missing decrementer...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-08-04 Nicholas Pigginpowerpc/perf: POWER9 PMU stops after idle workaround
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-31 Nicholas Pigginpowerpc/64s: Fix stack setup in watchdog soft_nmi_common()
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-18 Nicholas Pigginpowerpc/64s: Fix hypercall entry clobbering r12 input
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-18 Nicholas Pigginpowerpc/perf: Avoid spurious PMU interrupts after idle
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-12 Nicholas Pigginpowerpc/64s: implement arch-specific hardlockup watchdog
[npiggin@gmail.com: honor watchdog disable at boot...
[npiggin@gmail.com: fix false positive warning at...
...kernel.org/r/20170630080740.20766-1-npiggin@gmail.com
...kernel.org/r/20170616065715.18390-6-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-12 Nicholas Pigginkernel/watchdog: provide watchdog_nmi_reconfigure(...
[npiggin@gmail.com: add code comments]
...kernel.org/r/20170616065715.18390-5-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-12 Nicholas Pigginkernel/watchdog: split up config options
[npiggin@gmail.com: fix]
...kernel.org/r/20170616065715.18390-4-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-12 Nicholas Pigginkernel/watchdog: introduce arch_touch_nmi_watchdog()
 ...kernel.org/r/20170616065715.18390-3-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-12 Nicholas Pigginkernel/watchdog: remove unused declaration
 ...kernel.org/r/20170616065715.18390-2-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-11 Nicholas Pigginpowerpc/powernv: Fix local TLB flush for boot and MCE...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-02 Nicholas Pigginpowerpc: use spin loop primitives in some functions
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-07-02 Nicholas Pigginpowerpc/64: implement spin loop primitives
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Pigginkbuild: thin archives make default for all archs
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Pigginx86/um: thin archives build fix
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Piggintile: thin archives fix linking
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Pigginia64: thin archives fix linking
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Pigginsh: thin archives fix linking
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Pigginkbuild: handle libs-y archives separately from built...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Pigginkbuild: thin archives use P option to ar
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-30 Nicholas Pigginkbuild: thin archives final link close --whole-archives...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-29 Nicholas Piggincpuidle: menu: allow state 0 to be disabled
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-28 Nicholas Pigginspin loop primitives for busy waiting
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-28 Nicholas Piggincpuidle: powerpc: no memory barrier after break from...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-28 Nicholas Piggincpuidle: powerpc: read mostly for common globals
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-28 Nicholas Piggincpuidle: powerpc: cpuidle set polling before enabling...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-23 Nicholas Pigginpowerpc/64: Initialise thread_info for emergency stacks
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s/paca: EX_CTR is not used with RELOCATABLE...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s/paca: EX_R3 can be merged with EX_DAR
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s/paca: EX_LR can be merged with EX_DAR
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s/paca: EX_SRR0 is unused, remove it
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s: Add EX_SIZE definition for paca exception...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s: Avoid r3 save/restore in SLB miss handler
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s: SLB miss already has CTR saved for relocatable...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s: Avoid saving faulting address into EX_DAR...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-20 Nicholas Pigginpowerpc/64s: Preserve r3 in slb_allocate_realmode()
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s/idle: Run latch switch is done with MSR...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s/idle: Predict HMI wakeup as unlikely
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s/idle: Avoid SRR usage in idle sleep/wake...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s/idle: Branch to handler with virtual mode...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s: Don't unbalance the return branch predictor...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s: msgclr when handling doorbell exceptions...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s/idle: Process interrupts from system reset...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/powernv: Simplify lazy IRQ handling in CPU...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-19 Nicholas Pigginpowerpc/64s/idle: Move soft interrupt mask logic into...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-15 Nicholas Pigginpowerpc/64s: Avoid cpabort in context switch when possible
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-15 Nicholas Pigginpowerpc/64: Drop explicit hwsync in context switch
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-15 Nicholas Pigginpowerpc/64: Drop reservation-clearing ldarx in context...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-15 Nicholas Pigginpowerpc/64s: Leave interrupts hard enabled in context...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-15 Nicholas Pigginpowerpc/64: Avoid restore_math call if possible in...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-15 Nicholas Pigginpowerpc/64s: Optimize hypercall/syscall entry
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-06 Nicholas Pigginpowerpc/64s: Machine check handle ifetch from foreign...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-05 Nicholas Pigginselftests/powerpc: context_switch use private futexes...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-06-01 Nicholas Pigginpowerpc/64s: Add dt_cpu_ftrs boot time setup option
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc: Link warning for orphan sections
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64: Tool to check head sections location sanity
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64: Handle linker stubs in low .text code
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64s: Tool to flag direct branches from unrelocated...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64: Linker on-demand sfpr functions for modules
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64: Do not create new section for save/restore...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64: Do not link crtsaveres.o in boot
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64: Do not link crtsavres.o in vmlinux
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64: Place sfpr section explicitly with the...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/xmon: Fix compile error with PPC_8xx=y
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/powernv: Fix CPU_HOTPLUG=n idle.c compile error
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64s: Fix OPAL_CALL non-maskable interrupt reentrancy
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-30 Nicholas Pigginpowerpc/64s: Fix FIXUP_ENDIAN non-maskable interrupt...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-25 Nicholas Pigginpowerpc: Add PPC_FEATURE userspace bits for SCV and...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-09 Nicholas Pigginpowerpc/64s: Support new device tree binding for discovering...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-09 Nicholas Pigginpowerpc: Don't print cpu_spec->cpu_name if it's NULL
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-09 Nicholas Pigginof/fdt: introduce of_scan_flat_dt_subnodes and of_get_flat_d...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-09 Nicholas Pigginpowerpc/64s: Fix unnecessary machine check handler...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-03 Nicholas Pigginpowerpc/64s: Power9 has no LPCR[VRMASD] field so don...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-05-01 Nicholas Pigginpowerpc/64: Allow CONFIG_RELOCATABLE if COMPILE_TEST
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc: Add arch/powerpc/tools directory
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc: Use the new post-link pass to check relocations
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/xmon: Wait for secondaries before IPI'ing on...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/pseries: Implement NMI IPI with H_SIGNAL_SYS_RESET
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc: Add struct smp_ops_t.cause_nmi_ipi operation
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc: Add NMI IPI infrastructure
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc: Mark system reset as an NMI with nmi_enter...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/64s: Dedicated system reset interrupt stack
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/64s: Disallow system reset vs system reset...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/64s: Fix system reset vs general interrupt...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/64s: Exception macro for stack frame and initial...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/64s: Add exception macro that does not enable RI
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/cbe: Do not process external or decremeter...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-28 Nicholas Pigginpowerpc/pasemi: Do not process external or decrementer...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-26 Nicholas Pigginpowerpc/64s: Revert setting of LPCR[LPES] on POWER9
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-23 Nicholas Pigginpowerpc/64s: Simplify POWER9 DD1 idle workaround code
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-23 Nicholas Pigginpowerpc/64s: Idle POWER8 avoid full state loss recovery...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-23 Nicholas Pigginpowerpc/64s: Idle do not hold reservation longer than...
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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2017-04-23 Nicholas Pigginpowerpc/64s: Expand core idle state bits
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
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