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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-09-06 14:32:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-09-09 20:46:32 +0200 |
| commit | 108b02cfce04ee90b0a07ee0b104baffd39f5934 (patch) | |
| tree | e209d5fe01cda90df2cc0241c6247fd934cc5087 /include/linux/perf_event.h | |
| parent | b5ab4cd563e7ab49b27957704112a8ecade54e1f (diff) | |
| download | lwn-108b02cfce04ee90b0a07ee0b104baffd39f5934.tar.gz lwn-108b02cfce04ee90b0a07ee0b104baffd39f5934.zip | |
perf: Per-pmu-per-cpu contexts
Allocate per-cpu contexts per pmu.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: paulus <paulus@samba.org>
Cc: stephane eranian <eranian@googlemail.com>
Cc: Robert Richter <robert.richter@amd.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Lin Ming <ming.m.lin@intel.com>
Cc: Yanmin <yanmin_zhang@linux.intel.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/perf_event.h')
| -rw-r--r-- | include/linux/perf_event.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index fa04537df55b..22155ef3b362 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -570,7 +570,8 @@ struct perf_event; struct pmu { struct list_head entry; - int *pmu_disable_count; + int * __percpu pmu_disable_count; + struct perf_cpu_context * __percpu pmu_cpu_context; /* * Fully disable/enable this PMU, can be used to protect from the PMI @@ -808,6 +809,7 @@ struct perf_event { * Used as a container for task events and CPU events as well: */ struct perf_event_context { + struct pmu *pmu; /* * Protect the states of the events in the list, * nr_active, and the list: |