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nohz: Optimize full dynticks state checks with static keys
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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2013-04-03  Frederic Weisbeckernohz: Print final full dynticks CPUs range on boot
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-03  Frederic Weisbeckernohz: Pack nohz Kconfig option in a menu of choices
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-03  Frederic Weisbeckernohz: Rename CONFIG_NO_HZ to CONFIG_NO_HZ_COMMON
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-04-02  Frederic Weisbeckernohz: Unhide full dynticks feature from its dependencies
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-21  Frederic Weisbeckernohz: Wake up full dynticks CPUs when a timer gets...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-21  Frederic Weisbeckernohz: Assign timekeeping duty to a CPU outside the...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-21  Frederic Weisbeckernohz: Basic full dynticks interface
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-13  Frederic Weisbeckersched: Lower chances of cputime scaling overflow
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-13  Frederic Weisbeckermath64: New div64_u64_rem helper
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-07  Frederic Weisbeckercontext_tracking: Enable probes by default for selftesting
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-07  Frederic Weisbeckercputime: Dynamically scale cputime for full dynticks...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-07  Frederic Weisbeckercontext_tracking: Restore preempted context state after...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-07  Frederic Weisbeckercontext_tracking: Restore correct previous context...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-03-07  Frederic Weisbeckercontext_tracking: Move exception handling to generic...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-02-28  Frederic Weisbeckerirq: Don't re-enable interrupts at the end of irq_exit
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-02-21  Frederic Weisbeckerirq: Remove IRQ_EXIT_OFFSET workaround
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-02-04  Frederic WeisbeckerMerge branch 'nohz/printk-v8' into irq/core
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27  Frederic Weisbeckercputime: Safely read cputime of full dynticks CPUs
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27  Frederic Weisbeckerkvm: Prepare to add generic guest entry/exit callbacks
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27  Frederic Weisbeckercputime: Use accessors to read task cputime stats
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27  Frederic Weisbeckercputime: Allow dynamic switch between tick/virtual...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27  Frederic Weisbeckercputime: Generic on-demand virtual cputime accounting
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27  Frederic Weisbeckercputime: Move default nsecs_to_cputime() to jiffies...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27  Frederic Weisbeckercputime: Librarize per nsecs resolution cputime definitions
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-26  Frederic Weisbeckercontext_tracking: Export context state for generic...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-28  Frederic Weisbeckercputime: Comment cputime's adjusting code
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-28  Frederic Weisbeckercputime: Consolidate cputime adjustment code
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-28  Frederic Weisbeckercputime: Rename thread_group_times to thread_group_cputime_a...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-28  Frederic Weisbeckercputime: Move thread_group_cputime() to sched code
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-20  Frederic Weisbeckervtime: Warn if irqs aren't disabled on system time...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-19  Frederic Weisbeckervtime: No need to disable irqs on vtime_account()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-19  Frederic Weisbeckervtime: Consolidate a bit the ctx switch code
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-19  Frederic Weisbeckervtime: Explicitly account pending user time on process...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-19  Frederic Weisbeckervtime: Remove the underscore prefix invasion
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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