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| author |  Stephane Eranian <eranian@google.com>
| 2012-02-09 23:20:57 +0100 |
|---|---|---|
| committer |  Ingo Molnar <mingo@elte.hu>
| 2012-03-05 14:55:41 +0100 |
| commit | 60ce0fbd072695866cb27b729690ab59dce705a5 (patch) | |
| tree | e11c2aa50129bbcbc4e9eb39bf00bbfd63891df3 /arch/alpha | |
| parent | perf/x86: Disable LBR support for older Intel Atom processors (diff) | |
| download | linux-60ce0fbd072695866cb27b729690ab59dce705a5.tar.gz linux-60ce0fbd072695866cb27b729690ab59dce705a5.tar.bz2 linux-60ce0fbd072695866cb27b729690ab59dce705a5.zip | |
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 'arch/alpha')
0 files changed, 0 insertions, 0 deletions