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sched: Avoid division by zero
2009-08-21 Peter Zijlstrasched: Avoid division by zero
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-02 Peter Zijlstrasched: Ensure the migration task doesn't go away during use
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-02 Peter Zijlstrasched: Add debug check to task_of()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-02 Peter Zijlstrasched: Optimize unused cgroup configuration
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-02 Peter Zijlstrasched: Fix cgroup smp fairness
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-08-02 Peter Zijlstrasched: Fix latencytop and sleep profiling vs group...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-22 Peter Zijlstraperf_counter: PERF_SAMPLE_ID and inherited counters
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-22 Peter Zijlstraperf_counter: Plug more stack leaks
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-22 Peter Zijlstraperf_counter: Remove unused variables
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-22 Peter ZijlstraMerge commit 'tip/perfcounters/core' into perf-counters...
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2009-07-10 Peter Zijlstrasched: optimize cond_resched()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-10 Peter Zijlstrasched: INIT_PREEMPT_COUNT
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-10 Peter Zijlstraperf_counter: Stop open coding unclone_ctx
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-10 Peter Zijlstraperf_counter: Clean up global vs counter enable
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-07-10 Peter Zijlstraperf_counter: Fix up P6 PMU details
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-26 Peter Zijlstraperf_counter: Complete counter swap
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf-report: Add bare minimum PERF_EVENT_READ parsing
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf-report: Add modes for inherited stats and no-samples
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf_counter: Rework the sample ABI
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf_counter: Implement more accurate per task statistics
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf_counter: Add PERF_EVENT_READ
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf_counter, x86: Add mmap counter read support
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf_counter: Add scale information to the mmap control...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf_counter: Split the mmap control page in two parts
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-25 Peter Zijlstraperf_counter tools: Rework the file format
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-23 Peter Zijlstraperf_counter: Optimize perf_counter_alloc()'s inherit...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-23 Peter Zijlstraperf_counter: Push inherit into perf_counter_alloc()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-23 Peter Zijlstraperf_counter: Optimize perf_swcounter_event()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-23 Peter Zijlstraperf_counter tools: Handle overlapping MMAP events
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-21 Peter Zijlstralockdep: Select frame pointers on x86
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-20 Peter Zijlstraperf_counter: Push perf_sample_data through the swcounter...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-19 Peter Zijlstraperf_counter: Close race in perf_lock_task_context()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-19 Peter Zijlstraperf_counter: Simplify and fix task migration counting
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-19 Peter Zijlstraperf_counter tools: Add a data file header
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-19 Peter Zijlstraperf_counter: Update userspace callchain sampling uses
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-19 Peter Zijlstraperf_counter: Make callchain samples extensible
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-18 Peter Zijlstraperf_counter tools: Handle lost events
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-18 Peter Zijlstraperf_counter: Add event overlow handling
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-18 Peter Zijlstrafs: Provide empty .set_page_dirty() aop for anon inodes
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-18 Peter Zijlstraperf_counter tools: Add and use isprint()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-17 Peter Zijlstraperf_counter tools: Replace isprint() with issane()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-17 Peter Zijlstraperf_counter: x86: Set the period in the intel overflow...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-17 Peter Zijlstraperf report: Add --sort <call> --call <$regex>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-17 Peter Zijlstrapage allocator: calculate the alloc_flags for allocation...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-15 Peter Zijlstrax86: Add NMI types for kmap_atomic, fix
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-15 Peter Zijlstraperf_counter: x86: Fix call-chain support to use NMI...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-15 Peter Zijlstrax86: Add NMI types for kmap_atomic
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-15 Peter Zijlstrax86, mm: Add __get_user_pages_fast()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-15 Peter Zijlstraperf_counter: Fix ctx->mutex vs counter->mutex inversion
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-12 Peter Zijlstraperf_counter: Add forward/backward attribute ABI compatibility
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-12 Peter Zijlstraperf record: Explicity program a default counter
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-12 Peter Zijlstraperf_counter: Remove PERF_TYPE_RAW special casing
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-12 Peter Zijlstraperf_counter: PERF_TYPE_HW_CACHE is a hardware counter too
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Add counter->id to the throttle event
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Rename L2 to LL cache
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Standardize event names
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Rename enums
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Rename perf_counter_limit sysctl
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: More paranoia settings
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Accurate period data
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Introduce struct for sample data
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter tools: Normalize data using per sample...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-11 Peter Zijlstraperf_counter: Annotate exit ctx recursion
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-10 Peter Zijlstraperf_counter tools: Propagate signals properly
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-10 Peter Zijlstraperf_counter tools: Small frequency related fixes
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-10 Peter Zijlstraperf_counter: More aggressive frequency adjustment
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-08 Peter Zijlstraperf_counter: Add mmap event hooks to mprotect()
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2009-06-05 Peter Zijlstraperf_counter: Fix frequency adjustment for < HZ
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-05 Peter Zijlstraperf_counter: Add PERF_SAMPLE_PERIOD
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-05 Peter Zijlstraperf_counter: Change PERF_SAMPLE_CONFIG into PERF_SAMPLE_ID
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-05 Peter Zijlstraperf report: Deal with maps
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-05 Peter Zijlstraperf_counter: Generate mmap events for install_special_mapping()
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-05 Peter Zijlstrax86: Set context.vdso before installing the mapping
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-04 Peter Zijlstraperf_counter tools: Use fork and remove munmap events
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-04 Peter Zijlstraperf_counter: Remove munmap stuff
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-04 Peter Zijlstraperf_counter: Add fork event
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-04 Peter Zijlstraperf report: Add consistent spacing rules
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-04 Peter Zijlstraperf report: Simplify symbol output
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-03 Peter Zijlstraperf_counter: Fix race in counter initialization
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-03 Peter Zijlstraperf report: Fix comm sorting
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-03 Peter Zijlstraperf record: Use long arg for counter period
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-03 Peter Zijlstraperf_counter: Add a comm hook for pure fork()s
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf report: Separate out idle threads
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter tools: Fix up the ABI shakeup
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: Rename perf_counter_hw_event => perf_counter_attr
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: Add ioctl for changing the sample period...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: Change data head from u32 to u64
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: x86: Emulate longer sample periods
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: Remove the last nmi/irq bits
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: Rename various fields
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: Add unique counter id
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstrax86: Fix atomic_long_xchg() on 64bit
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter tools: Remove the last nmi bits
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: tools: Better handle existing data files
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: tools: Expand the COMM,MMAP event synthesizer
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-06-02 Peter Zijlstraperf_counter: Use PID namespaces properly
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-05-29 Peter Zijlstraperf_counter: Ammend cleanup in fork() fail
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-05-29 Peter Zijlstraperf_counter: Clean up task_ctx vs interrupts
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-05-29 Peter Zijlstraperf_counter: Fix COMM and MMAP events for cpu wide...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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2009-05-28 Peter Zijlstraperf_counter tools: report: Implement header output...
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
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