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| author | Stephane Eranian <eranian@google.com> | 2012-02-10 02:20:57 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2012-03-05 17:55:41 +0400 |
| commit | 60ce0fbd072695866cb27b729690ab59dce705a5 (patch) | |
| tree | e11c2aa50129bbcbc4e9eb39bf00bbfd63891df3 /tools/perf/scripts/python/futex-contention.py | |
| parent | 88c9a65e13f393fd60d8b9e9c659a34f9e39967d (diff) | |
| download | linux-60ce0fbd072695866cb27b729690ab59dce705a5.tar.xz | |
perf/x86: Implement PERF_SAMPLE_BRANCH for Intel CPUs
This patch implements PERF_SAMPLE_BRANCH support for Intel
x86processors. It connects PERF_SAMPLE_BRANCH to the actual LBR.
The patch adds the hooks in the PMU irq handler to save the LBR
on counter overflow for both regular and PEBS modes.
Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1328826068-11713-8-git-send-email-eranian@google.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/scripts/python/futex-contention.py')
0 files changed, 0 insertions, 0 deletions