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perf: Simplify __perf_event_read
2009-11-21 Peter Zijlstraperf: Simplify __perf_event_read
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Simplify __perf_event_sync_stat
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Optimize __perf_event_read()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Optimize perf_event_task_sched_out
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Fix PERF_FORMAT_GROUP scale info
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Optimize perf_event_mmap_ctx()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Optimize perf_event_comm_ctx()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Optimize perf_event_task_ctx()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Optimize perf_swevent_ctx_event()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Optimize some swcounter attr.sample_period==1...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-21 Peter Zijlstraperf: Allow for custom overflow handlers
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-16 Peter Zijlstraperf_event: Optimize perf_output_lock()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-11-12 Peter Zijlstraalpha: fix F_SETOWN_EX and F_GETLK64 conflict
 Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-10-14 Peter Zijlstrasched: Do less agressive buddy clearing
 > Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-10-14 Peter Zijlstrasched: Disable SD_PREFER_LOCAL for MC/CPU domains
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-10-09 Peter Zijlstralockdep: Use cpu_clock() for lockstat
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-10-09 Peter Zijlstraperf, x86: Add simple group validation
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-10-06 Peter Zijlstrafutex: Nullify robust lists after cleanup
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
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2009-10-06 Peter Zijlstraperf_event: Provide vmalloc() based mmap() backing
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-24 Peter Zijlstrafcntl: add F_[SG]ETOWN_EX
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-23 Peter Zijlstraperf_event, x86: Fix 'perf sched record' crashing the...
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
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2009-09-20 Peter Zijlstraperf_counter: x86: Fix PMU resource leak
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-20 Peter Zijlstratracing: Export trace_profile_buf symbols
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-18 Peter Zijlstrasched_clock: Make it NMI safe
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-18 Peter Zijlstraperf_counter: Fix up swcounter throttling
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-17 Peter Zijlstraperf record: Disable profiling before draining the...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-17 Peter Zijlstraperf_counter: Allow for a wakeup watermark
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-17 Peter Zijlstraperf_counter: Do not throttle single swcounter events
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-17 Peter Zijlstrasched: Fix SD_POWERSAVING_BALANCE|SD_PREFER_LOCAL vs...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-17 Peter Zijlstrasched: Stop buddies from hogging the system
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-17 Peter Zijlstrasched: Add new wakeup preemption mode: WAKEUP_RUNNING
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-16 Peter Zijlstrasched: Disable wakeup balancing
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-16 Peter Zijlstrasched: Rename flags to wake_flags
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-16 Peter Zijlstrasched: Clean up the load_idx selection in select_task_rq_fair
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-16 Peter Zijlstrasched: Optimize cgroup vs wakeup a bit
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-16 Peter Zijlstrasched: x86: Name old_perf in a unique way
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-16 Peter Zijlstrasched: Add SD_PREFER_LOCAL
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Add a few SYNC hint knobs to play with
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Fix sync wakeups again
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Add WF_FORK
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Rename sync arguments
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Rename select_task_rq() argument
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Feature to disable APERF/MPERF cpu_power
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrax86: sched: Provide arch implementations using aperf...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrax86: Add generic aperf/mperf code
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrax86: Move APERF/MPERF into a X86_FEATURE
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Provide arch_scale_freq_power
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Reduce forkexec_idx
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Fix some domain tunings
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Tweak wake_idx
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Fix task affinity for select_task_rq_fair
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: for_each_domain() vs RCU
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Weaken SD_POWERSAVINGS_BALANCE
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Merge select_task_rq_fair() and sched_balance_self()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Add TASK_WAKING
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Hook sched_balance_self() into sched_class:...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Move sched_balance_self() into sched_fair.c
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Move code around
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Add come comments to the sched features
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Split WAKEUP_OVERLAP
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-15 Peter Zijlstrasched: Fix double_rq_lock() compile warning
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-07 Peter Zijlstrasched: enable SD_WAKE_IDLE
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-07 Peter Zijlstrasched: Deal with low-load in wake_affine()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-07 Peter Zijlstrasched: Remove short cut from select_task_rq_fair()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstraperf stat: Clean up statistics calculations a bit more
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstraperf stat: More advanced variance computation
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstraperf stat: Use stddev_mean in stead of stddev
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstraperf stat: Remove the limit on repeat
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstraperf stat: Change noise calculation to use stddev
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Remove reciprocal for cpu_power
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Try to deal with low capacity
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Scale down cpu_power due to RT tasks
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Implement dynamic cpu_power
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Add smt_gain
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Update the cpu_power sum during load-balance
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Add SD_PREFER_SIBLING
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-04 Peter Zijlstrasched: Restore __cpu_power to a straight sum of power
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-09-02 Peter Zijlstrasched: Add wait, sleep and iowait accounting tracepoints
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-29 Peter Zijlstraperf_counter: Fix /0 bug in swcounters
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-28 Peter Zijlstrasched: Fix division by zero - really
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-25 Peter Zijlstraperf_counter: Allow sharing of output channels
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-21 Peter Zijlstraperf_counter: Fix typo in read() output generation
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-21 Peter Zijlstrasched: Avoid division by zero
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-19 Peter Zijlstraperf tools: Check perf.data owner
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-15 Peter Zijlstraperf tools: Add some comments to the event definitions
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-13 Peter Zijlstraperf_counter: Report the cloning task as parent on...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-13 Peter Zijlstraperf_counter: Fix an ipi-deadlock
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-13 Peter Zijlstraperf: Rework/fix the whole read vs group stuff
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-13 Peter Zijlstraperf_counter: Fix swcounter context invariance
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-10 Peter Zijlstralocking, sched: Give waitqueue spinlocks their own...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-10 Peter Zijlstraperf_counter: Require CAP_SYS_ADMIN for raw tracepoint...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-10 Peter Zijlstraperf_counter: Correct PERF_SAMPLE_RAW output
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-09 Peter Zijlstraperf_counter: Fix a race on perf_counter_ctx
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-09 Peter Zijlstraperf list: Fix the output to not include tracepoints...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-09 Peter Zijlstraperf report: Fix per task mult-counter stat reporting
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-09 Peter Zijlstraperf tools: Fix multi-counter stat bug caused by incorrect...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-09 Peter Zijlstraperf_counter: Fix software counters for fast moving...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-09 Peter Zijlstraperf_counter, ftrace: Fix perf_counter integration
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-06 Peter Zijlstraperf_counter: Fix double list iteration in per task...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-06 Peter Zijlstraperf: Auto-detect libelf
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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