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timer: Spare IPI when deferrable timer is queued on idle remote targets
2014-02-14  Viresh Kumartimer: Spare IPI when deferrable timer is queued on...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2014-01-15  Kevin Hilmansched/nohz: Fix overflow error in scheduler_tick_max_deferment()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2014-01-15  Alex Shinohz_full: fix code style issue of tick_nohz_full_stop_tick
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2014-01-15  Frederic Weisbeckernohz: Get timekeeping max deferment outside jiffies_lock
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2014-01-15  Frederic Weisbeckertick: Rename tick_check_idle() to tick_irq_enter()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Convert abuses of BUG_ON to WARN_ON
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Remove remaining uses of tasklist_lock
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Use sighand lock instead of tasklist_lock...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Use sighand lock instead of tasklist_lock...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Consolidate posix_cpu_clock_get()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Remove useless clock sample on timers...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Remove dead task special case
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Cleanup reaped target handling
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Remove dead process posix cpu timers...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-09  Frederic Weisbeckerposix-timers: Remove dead thread posix cpu timers caching
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-02  Frederic Weisbeckerposix-timers: Fix full dynticks CPUs kick on timer...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-02  Frederic Weisbeckerposix-timers: Spare workqueue if there is no full dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-02  Frederic Weisbeckercontext_tracking: Rename context_tracking_active()...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-02  Frederic Weisbeckercontext_tracking: Wrap static key check into more intuitive...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-02  Paul Gortmakertrivial: fix spelling in CONTEXT_TRACKING_FORCE help...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-12-02  Frederic Weisbeckernohz: Convert a few places to use local per cpu accesses
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerpowerpc: Tell about irq stack coverage
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerx86: Tell about irq stack coverage
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerirq: Optimize softirq stack selection in irq exit
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerirq: Justify the various softirq stack choices
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerirq: Improve a bit softirq debugging
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerirq: Optimize call to softirq on hardirq exit
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerirq: Consolidate do_softirq() arch overriden implementations
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-10-01  Frederic Weisbeckerirq: Force hardirq exit's softirq processing on its...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-09-30  Kevin HilmanARM: Kconfig: allow full nohz CPU accounting
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-09-30  Kevin Hilmannohz: Drop generic vtime obsolete dependency on CONFIG_64BIT
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-09-30  Kevin Hilmanvtime: Add HAVE_VIRT_CPU_ACCOUNTING_GEN Kconfig
Feature requested by Frederic Weisbecker.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-09-27  Frederic Weisbeckerarm: Fix build error with context tracking calls
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckernohz: Optimize full dynticks's sched hooks with static...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckernohz: Optimize full dynticks state checks with static...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckernohz: Rename a few state variables
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckervtime: Always debug check snapshot source _before_...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckervtime: Always scale generic vtime accounting results
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckervtime: Optimize full dynticks accounting off case with...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckervtime: Describe overriden functions in dedicated arch...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckerm68k: hardirq_count() only need preempt_mask.h
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckerhardirq: Split preempt count mask definitions
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckercontext_tracking: Split low level state headers
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckervtime: Fix racy cputime delta update
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckervtime: Remove a few unneeded generic vtime state checks
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckercontext_tracking: User/kernel broundary cross trace...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckercontext_tracking: Optimize context switch off case...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckercontext_tracking: Optimize guest APIs off case with...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckercontext_tracking: Optimize main APIs off case with...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-14  Frederic Weisbeckercontext_tracking: Ground setup for static key use
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-12  Frederic Weisbeckercontext_tracking: Remove full dynticks' hacky dependency...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-12  Frederic Weisbeckernohz: Only enable context tracking on full dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-12  Frederic Weisbeckercontext_tracking: Fix runtime CPU off-case
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-12  Frederic Weisbeckervtime: Update a few comments
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-12  Frederic Weisbeckercontext_tracing: Fix guest accounting with native vtime
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-08-12  Frederic Weisbeckersched: Consolidate open coded preemptible() checks
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-24  Li Zhongnohz: fix compile warning in tick_nohz_init()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-24  Steven Rostedtnohz: Do not warn about unstable tsc unless user uses...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-04  KOSAKI Motohiroposix-cpu-timers: don't account cpu timer after stopped...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-03  Frederic Weisbeckerposix_timers: fix racy timer delta caching on task...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-03  Frederic Weisbeckerposix-timers: correctly get dying task time sample...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-03  Frederic Weisbeckerselftests: add basic posix timers selftests
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-03  Frederic Weisbeckerposix_cpu_timers: consolidate expired timers check
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-03  Frederic Weisbeckerposix_cpu_timers: consolidate timer list cleanups
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-07-03  Frederic Weisbeckerposix_cpu_timer: consolidate expiry time type
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-06-20  Frederic Weisbeckernohz: Remove obsolete check for full dynticks CPUs...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-06-20  Frederic Weisbeckerwatchdog: Boot-disable by default on full dynticks
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-06-20  Frederic Weisbeckerwatchdog: Rename confusing state variable
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-06-19  Frederic Weisbeckerwatchdog: Register / unregister watchdog kthreads on...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-06-19  Steven Rostedtnohz: Warn if the machine can not perform nohz_full
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-05-04  Frederic Weisbeckersched: Keep at least 1 tick per second for active dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-05-04  Frederic Weisbeckerrcu: Fix full dynticks' dependency on wide RCU nocb...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-05-02  Frederic WeisbeckerMerge commit '8700c95adb03' into timers/nohz
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-26  Kevin Hilmancputime_nsecs: use math64.h for nsec resolution conversion...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-26  Frederic Weisbeckernohz: Select VIRT_CPU_ACCOUNTING_GEN from full dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-24  Frederic Weisbeckernohz: Remove full dynticks' superfluous dependency...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-24  Frederic Weisbeckernohz: Fix unavailable tick_stop tracepoint in dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckernohz: Add basic tracing
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckernohz: Select wide RCU nocb for full dynticks
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckernohz: Disable the tick when irq resume in full dynticks CPU
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckernohz: Re-evaluate the tick for the new task after a...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckernohz: Prepare to stop the tick on irq exit
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckernohz: Implement full dynticks kick
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckernohz: Re-evaluate the tick from the scheduler IPI
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckersched: New helper to prevent from stopping the tick...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckersched: Kick full dynticks CPU that have more than one...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckerperf: New helper to prevent full dynticks CPUs from...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckerperf: Kick full dynticks CPU if events rotation is...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-22  Frederic Weisbeckerposix_timers: Fix pre-condition to stop the tick on...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-19  Frederic Weisbeckerposix_timers: New API to prevent from stopping the...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-19  Frederic Weisbeckerposix_timers: Kick full dynticks CPUs when a posix...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-19  Frederic Weisbeckernohz: New option to default all CPUs in full dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-19  Frederic Weisbeckernohz: Ensure full dynticks CPUs are RCU nocbs
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-19  Frederic Weisbeckernohz: Force boot CPU outside full dynticks range
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-18  Frederic Weisbeckernohz: New APIs to re-evaluate the tick on full dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-15  Paul E. McKenneyrcu: Kick adaptive-ticks CPUs that are holding up RCU...
...inspired by an earlier patch by Frederic Weisbecker, therefore
Reported-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-15  Frederic Weisbeckernohz: Improve a bit the full dynticks Kconfig documentation
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-15  Frederic Weisbeckernohz: Align periodic tick Kconfig with other choices...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-15  Frederic Weisbeckernohz: Switch from "extended nohz" to "full nohz" based...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-15  Frederic Weisbeckernohz: Fix old dynticks idle Kconfig backward compatibility
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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