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sched: Lower chances of cputime scaling overflow
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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2013-02-24 Frederic Weisbeckercputime: Use local_clock() for full dynticks cputime...
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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2013-01-27 Frederic Weisbeckercputime: Avoid multiplication overflow on utime scaling
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2013-01-27 Frederic Weisbeckercontext_tracking: Add comments on interface and internals
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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2013-01-24 Frederic Weisbeckerprofiling: Remove unused timer hook
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-30 Frederic Weisbeckercontext_tracking: New context tracking susbsystem
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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2012-11-18 Frederic Weisbeckerprintk: Wake up klogd using irq_work
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-18 Frederic Weisbeckerirq_work: Make self-IPIs optable
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-17 Frederic Weisbeckerirq_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 Weisbeckernohz: Add API to check tick state
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-17 Frederic Weisbeckerirq_work: Remove CONFIG_HAVE_IRQ_WORK
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-14 Frederic Weisbeckerirq_work: Fix racy check on work pending flag
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-11-14 Frederic Weisbeckerirq_work: Fix racy IRQ_WORK_BUSY flag setting
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-29 Frederic Weisbeckercputime: Separate irqtime accounting from generic vtime
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-29 Frederic Weisbeckercputime: Specialize irq vtime hooks
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-29 Frederic Weisbeckerkvm: Directly account vtime to system on guest switch
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-29 Frederic Weisbeckervtime: Make vtime_account_system() irqsafe
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-29 Frederic Weisbeckervtime: Gather vtime declarations to their own header...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-27 Frederic Weisbeckerrcu: 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 Weisbeckerrcu: Remove rcu_switch()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-15 Frederic Weisbeckertick: Conditionally build nohz specific code in tick...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-15 Frederic Weisbeckertick: Consolidate tick handling for high and low res...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-15 Frederic Weisbeckertick: Consolidate timekeeping handling code
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-10-11 Frederic Weisbeckerrcu: 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 Weisbeckernohz: 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 Weisbeckerrcu: Userspace RCU extended QS selftest
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerx86: Exit RCU extended QS on notify resume
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerx86: 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 Weisbeckerrcu: Exit RCU extended QS on user preemption
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerrcu: Exit RCU extended QS on kernel preemption after...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerx86: Exception hooks for userspace RCU extended QS
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerx86: Unspaghettize do_general_protection()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerx86: Syscall hooks for userspace RCU extended QS
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerrcu: Switch task's syscall hooks on context switch
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerrcu: Ignore userspace extended quiescent state by default
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerrcu: Allow rcu_user_enter()/exit() to nest
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerrcu: Settle config for userspace extended quiescent...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerrcu: New rcu_user_enter_after_irq() and rcu_user_exit_after_...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerrcu: New rcu_user_enter() and rcu_user_exit() APIs
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-26 Frederic Weisbeckerx86: Unspaghettize do_trap()
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-25 Frederic Weisbeckercputime: Make finegrained irqtime accounting generally...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-25 Frederic Weisbeckercputime: Gather time/stats accounting config options...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-25 Frederic Weisbeckeria64: Reuse system and user vtime accounting functions...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-25 Frederic Weisbeckeria64: Consolidate user vtime accounting
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-25 Frederic Weisbeckervtime: Consolidate system/idle context detection
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-25 Frederic Weisbeckercputime: Use a proper subsystem naming for vtime related...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckerxtensa: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckerscore: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckerparisc: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckermn10300: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckerm68k: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckerm32r: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckerh8300: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckerfrv: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckercris: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckeralpha: Add missing RCU idle APIs on idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-09-23 Frederic Weisbeckeralpha: Fix preemption handling in idle loop
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-20 Frederic Weisbeckers390: Remove leftover account_tick_vtime() header
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-20 Frederic Weisbeckercputime: Consolidate vtime handling on context switch
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-20 Frederic Weisbeckersched: Move cputime code to its own file
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-17 Frederic Weisbeckercputime: Generalize CONFIG_VIRT_CPU_ACCOUNTING
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-10 Frederic Weisbeckerperf: Add attribute to filter out callchains
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-10 Frederic Weisbeckerperf: Factor __output_copy to be usable with specific...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-09 Frederic Weisbeckerperf tools: Support for events bash completion
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-08-09 Frederic Weisbeckerperf tools: Initial bash completion support
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-07-25 Frederic Weisbeckerperf hists: Print newline between hists callchains
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-07-25 Frederic Weisbeckerperf tools: Fix trace events storms due to weight demux
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-07-25 Frederic Weisbeckerperf hists: Return correct number of characters printed...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-06-11 Frederic Weisbeckernohz: Move next idle expiry time record into idle logic...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-06-11 Frederic Weisbeckernohz: Move ts->idle_calls incrementation into strict...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-06-11 Frederic Weisbeckernohz: Rename ts->idle_tick to ts->last_tick
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-06-11 Frederic Weisbeckernohz: Make nohz API agnostic against idle ticks cputime...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-06-11 Frederic Weisbeckernohz: Separate idle sleeping time accounting from nohz...
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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2012-05-29 Frederic Weisbeckerrescounters: add res_counter_uncharge_until()
Signed-off-by: Frederic Weisbecker <fweisbec@redhat.com>
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2012-05-22 Frederic Weisbeckerperf script: Rename struct event to struct event_format...
Signed-off-by: Frederic Weisbecker <fweisbec@redhat.com>
Cc: Frederic Weisbecker <fweisbec@redhat.com>
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2012-05-22 Frederic Weisbeckerperf script: Explicitly handle known default print...
Signed-off-by: Frederic Weisbecker <fweisbec@redhat.com>
Cc: Frederic Weisbecker <fweisbec@redhat.com>
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