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clockevents: Add module refcount
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
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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2013-04-22
Frederic Weisbecker
nohz: Select wide RCU nocb for full dynticks
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
nohz: 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 Weisbecker
nohz: 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 Weisbecker
nohz: Prepare to stop the tick on irq exit
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
nohz: Implement full dynticks kick
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
nohz: Re-evaluate the tick from the scheduler IPI
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
sched: New helper to prevent from stopping the tick...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
sched: 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 Weisbecker
perf: New helper to prevent full dynticks CPUs from...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
perf: Kick full dynticks CPU if events rotation is...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-22
Frederic Weisbecker
posix_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 Weisbecker
posix_timers: New API to prevent from stopping the...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-19
Frederic Weisbecker
posix_timers: Kick full dynticks CPUs when a posix...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-19
Frederic Weisbecker
nohz: 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 Weisbecker
nohz: Ensure full dynticks CPUs are RCU nocbs
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-19
Frederic Weisbecker
nohz: Force boot CPU outside full dynticks range
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-18
Frederic Weisbecker
nohz: 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
Frederic Weisbecker
nohz: Improve a bit the full dynticks Kconfig documentation
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-15
Frederic Weisbecker
nohz: Align periodic tick Kconfig with other choices...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-15
Frederic Weisbecker
nohz: Switch from "extended nohz" to "full nohz" based...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-15
Frederic Weisbecker
nohz: Fix old dynticks idle Kconfig backward compatibility
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-03
Frederic Weisbecker
nohz: Print final full dynticks CPUs range on boot
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-04-03
Frederic Weisbecker
nohz: 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 Weisbecker
nohz: 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 Weisbecker
nohz: Unhide full dynticks feature from its dependencies
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-22
Frederic Weisbecker
printk: Provide a wake_up_klogd() off-case
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-21
Frederic Weisbecker
nohz: 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 Weisbecker
nohz: Assign timekeeping duty to a CPU outside the...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-21
Frederic Weisbecker
nohz: Basic full dynticks interface
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-13
Frederic Weisbecker
sched: Lower chances of cputime scaling overflow
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-13
Frederic Weisbecker
math64: New div64_u64_rem helper
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-07
Frederic Weisbecker
context_tracking: Enable probes by default for selftesting
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-07
Frederic Weisbecker
cputime: Dynamically scale cputime for full dynticks...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-07
Frederic Weisbecker
context_tracking: Restore preempted context state after...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-07
Frederic Weisbecker
context_tracking: Restore correct previous context...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-03-07
Frederic Weisbecker
context_tracking: Move exception handling to generic...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-02-28
Frederic Weisbecker
irq: Don't re-enable interrupts at the end of irq_exit
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-02-24
Frederic Weisbecker
cputime: Use local_clock() for full dynticks cputime...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-02-21
Frederic Weisbecker
irq: Remove IRQ_EXIT_OFFSET workaround
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-02-21
Frederic Weisbecker
nohz: Make tick_nohz_irq_exit() irq safe
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-02-04
Frederic Weisbecker
Merge branch 'nohz/printk-v8' into irq/core
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
cputime: Safely read cputime of full dynticks CPUs
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
kvm: Prepare to add generic guest entry/exit callbacks
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
cputime: Use accessors to read task cputime stats
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
cputime: Allow dynamic switch between tick/virtual...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
cputime: Generic on-demand virtual cputime accounting
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
cputime: Move default nsecs_to_cputime() to jiffies...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
cputime: Librarize per nsecs resolution cputime definitions
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
cputime: Avoid multiplication overflow on utime scaling
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-27
Frederic Weisbecker
context_tracking: Add comments on interface and internals
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-26
Frederic Weisbecker
context_tracking: Export context state for generic...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2013-01-24
Frederic Weisbecker
profiling: Remove unused timer hook
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-30
Frederic Weisbecker
context_tracking: New context tracking susbsystem
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-28
Frederic Weisbecker
cputime: Comment cputime's adjusting code
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-28
Frederic Weisbecker
cputime: Consolidate cputime adjustment code
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-28
Frederic Weisbecker
cputime: 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 Weisbecker
cputime: Move thread_group_cputime() to sched code
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-20
Frederic Weisbecker
vtime: 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 Weisbecker
vtime: No need to disable irqs on vtime_account()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-19
Frederic Weisbecker
vtime: Consolidate a bit the ctx switch code
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-19
Frederic Weisbecker
vtime: Explicitly account pending user time on process...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-19
Frederic Weisbecker
vtime: Remove the underscore prefix invasion
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-18
Frederic Weisbecker
printk: Wake up klogd using irq_work
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-18
Frederic Weisbecker
irq_work: Make self-IPIs optable
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-17
Frederic Weisbecker
irq_work: Don't stop the tick with pending works
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-17
Frederic Weisbecker
nohz: Add API to check tick state
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-17
Frederic Weisbecker
irq_work: Remove CONFIG_HAVE_IRQ_WORK
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-14
Frederic Weisbecker
irq_work: Fix racy check on work pending flag
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-11-14
Frederic Weisbecker
irq_work: Fix racy IRQ_WORK_BUSY flag setting
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-29
Frederic Weisbecker
cputime: Separate irqtime accounting from generic vtime
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-29
Frederic Weisbecker
cputime: Specialize irq vtime hooks
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-29
Frederic Weisbecker
kvm: Directly account vtime to system on guest switch
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-29
Frederic Weisbecker
vtime: Make vtime_account_system() irqsafe
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-29
Frederic Weisbecker
vtime: Gather vtime declarations to their own header...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-27
Frederic Weisbecker
rcu: Fix unrecovered RCU user mode in syscall_trace_leave()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-23
Frederic Weisbecker
rcu: Remove rcu_switch()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-15
Frederic Weisbecker
tick: Conditionally build nohz specific code in tick...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-15
Frederic Weisbecker
tick: Consolidate tick handling for high and low res...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-15
Frederic Weisbecker
tick: Consolidate timekeeping handling code
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-11
Frederic Weisbecker
rcu: Advise most users not to enable RCU user mode
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-10-05
Frederic Weisbecker
nohz: Fix one jiffy count too far in idle cputime
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
rcu: Userspace RCU extended QS selftest
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
x86: Exit RCU extended QS on notify resume
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
x86: Use the new schedule_user API on userspace preemption
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
rcu: Exit RCU extended QS on user preemption
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
rcu: Exit RCU extended QS on kernel preemption after...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
x86: Exception hooks for userspace RCU extended QS
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
x86: Unspaghettize do_general_protection()
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
x86: Syscall hooks for userspace RCU extended QS
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
rcu: Switch task's syscall hooks on context switch
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
rcu: Ignore userspace extended quiescent state by default
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
rcu: Allow rcu_user_enter()/exit() to nest
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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2012-09-26
Frederic Weisbecker
rcu: Settle config for userspace extended quiescent...
Signed-off-by:
Frederic Weisbecker
<fweisbec@gmail.com>
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