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nohz: nohz full depends on irq work self IPI support
2014-09-13
Frederic Weisbecker
nohz: nohz full depends on irq work self IPI support
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-13
Frederic Weisbecker
nohz: Consolidate nohz full init code
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-13
Frederic Weisbecker
arm64: Tell irq work about self IPI support
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-13
Frederic Weisbecker
arm: Tell irq work about self IPI support
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-13
Frederic Weisbecker
x86: Tell irq work about self IPI support
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-13
Frederic Weisbecker
irq_work: Force raised irq work to run on irq work...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-13
Peter Zijlstra
irq_work: Introduce arch_irq_work_has_interrupt()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-13
Frederic Weisbecker
nohz: Move nohz full init call to tick init
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-09-04
Frederic Weisbecker
nohz: Restore NMI safe local irq work for local nohz...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-06-16
Frederic Weisbecker
nohz: Use IPI implicit full barrier against rq->nr_running r/w
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-06-16
Frederic Weisbecker
nohz: Use nohz own full kick on 2nd task enqueue
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-06-16
Frederic Weisbecker
nohz: Switch to nohz full remote kick on timer enqueue
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-06-16
Frederic Weisbecker
nohz: Support nohz full remote kick
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-06-16
Frederic Weisbecker
irq_work: Implement remote queueing
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-06-16
Frederic Weisbecker
irq_work: Split raised and lazy lists
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-03-13
Frederic Weisbecker
arch: Remove stub cputime.h headers
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-03-13
Frederic Weisbecker
sched: Remove needless round trip nsecs <-> tick conversion...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-03-13
Frederic Weisbecker
cputime: Fix jiffies based cputime assumption on steal...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-03-13
Frederic Weisbecker
cputime: Bring cputime -> nsecs conversion
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-03-13
Frederic Weisbecker
cputime: Default implementation of nsecs -> cputime...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-03-13
Frederic Weisbecker
cputime: Fix nsecs_to_cputime() return type cast
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-02-14
Paul Gortmaker
nohz: ensure users are aware boot CPU is not NO_HZ_FULL
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-02-14
Viresh Kumar
timer: Spare IPI when deferrable timer is queued on...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-01-15
Kevin Hilman
sched/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 Shi
nohz_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 Weisbecker
nohz: Get timekeeping max deferment outside jiffies_lock
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2014-01-15
Frederic Weisbecker
tick: Rename tick_check_idle() to tick_irq_enter()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-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 Weisbecker
posix-timers: Remove remaining uses of tasklist_lock
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Use sighand lock instead of tasklist_lock...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Use sighand lock instead of tasklist_lock...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Consolidate posix_cpu_clock_get()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Remove useless clock sample on timers...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Remove dead task special case
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Cleanup reaped target handling
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Remove dead process posix cpu timers...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-09
Frederic Weisbecker
posix-timers: Remove dead thread posix cpu timers caching
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-02
Frederic Weisbecker
posix-timers: Fix full dynticks CPUs kick on timer...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-02
Frederic Weisbecker
posix-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 Weisbecker
context_tracking: Rename context_tracking_active()...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-02
Frederic Weisbecker
context_tracking: Wrap static key check into more intuitive...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-02
Paul Gortmaker
trivial: fix spelling in CONTEXT_TRACKING_FORCE help...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-12-02
Frederic Weisbecker
nohz: 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 Weisbecker
powerpc: Tell about irq stack coverage
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-10-01
Frederic Weisbecker
x86: Tell about irq stack coverage
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-10-01
Frederic Weisbecker
irq: Optimize softirq stack selection in irq exit
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-10-01
Frederic Weisbecker
irq: Justify the various softirq stack choices
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-10-01
Frederic Weisbecker
irq: Improve a bit softirq debugging
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-10-01
Frederic Weisbecker
irq: Optimize call to softirq on hardirq exit
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-10-01
Frederic Weisbecker
irq: Consolidate do_softirq() arch overriden implementations
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-10-01
Frederic Weisbecker
irq: Force hardirq exit's softirq processing on its...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-09-30
Kevin Hilman
ARM: Kconfig: allow full nohz CPU accounting
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-09-30
Kevin Hilman
nohz: Drop generic vtime obsolete dependency on CONFIG_64BIT
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-09-30
Kevin Hilman
vtime: 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 Weisbecker
arm: Fix build error with context tracking calls
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
nohz: Optimize full dynticks's sched hooks with static...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
nohz: Optimize full dynticks state checks with static...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
nohz: Rename a few state variables
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
vtime: Always debug check snapshot source _before_...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
vtime: Always scale generic vtime accounting results
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
vtime: Optimize full dynticks accounting off case with...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
vtime: Describe overriden functions in dedicated arch...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
m68k: hardirq_count() only need preempt_mask.h
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
hardirq: Split preempt count mask definitions
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
context_tracking: Split low level state headers
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
vtime: Fix racy cputime delta update
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
vtime: Remove a few unneeded generic vtime state checks
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
context_tracking: User/kernel broundary cross trace...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
context_tracking: Optimize context switch off case...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
context_tracking: Optimize guest APIs off case with...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
context_tracking: Optimize main APIs off case with...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-14
Frederic Weisbecker
context_tracking: Ground setup for static key use
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-12
Frederic Weisbecker
context_tracking: Remove full dynticks' hacky dependency...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-12
Frederic Weisbecker
nohz: Only enable context tracking on full dynticks...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-12
Frederic Weisbecker
context_tracking: Fix runtime CPU off-case
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-12
Frederic Weisbecker
vtime: Update a few comments
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-12
Frederic Weisbecker
context_tracing: Fix guest accounting with native vtime
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-08-12
Frederic Weisbecker
sched: Consolidate open coded preemptible() checks
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-07-24
Li Zhong
nohz: fix compile warning in tick_nohz_init()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-07-24
Steven Rostedt
nohz: 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 Motohiro
posix-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 Weisbecker
posix_timers: fix racy timer delta caching on task...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-07-03
Frederic Weisbecker
posix-timers: correctly get dying task time sample...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-07-03
Frederic Weisbecker
selftests: add basic posix timers selftests
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-07-03
Frederic Weisbecker
posix_cpu_timers: consolidate expired timers check
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-07-03
Frederic Weisbecker
posix_cpu_timers: consolidate timer list cleanups
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-07-03
Frederic Weisbecker
posix_cpu_timer: consolidate expiry time type
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-06-20
Frederic Weisbecker
nohz: Remove obsolete check for full dynticks CPUs...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-06-20
Frederic Weisbecker
watchdog: Boot-disable by default on full dynticks
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-06-20
Frederic Weisbecker
watchdog: Rename confusing state variable
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-06-19
Frederic Weisbecker
watchdog: Register / unregister watchdog kthreads on...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-06-19
Steven Rostedt
nohz: 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 Weisbecker
sched: 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 Weisbecker
rcu: Fix full dynticks' dependency on wide RCU nocb...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-05-02
Frederic Weisbecker
Merge commit '8700c95adb03' into timers/nohz
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-26
Kevin Hilman
cputime_nsecs: use math64.h for nsec resolution conversion...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-26
Frederic Weisbecker
nohz: Select VIRT_CPU_ACCOUNTING_GEN from full dynticks...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-24
Frederic Weisbecker
nohz: Remove full dynticks' superfluous dependency...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-24
Frederic Weisbecker
nohz: Fix unavailable tick_stop tracepoint in dynticks...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
nohz: Add basic tracing
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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