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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-11-20 20:44:06 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-12-21 11:01:10 +0100 |
| commit | fe4a330885aee20f233de36085fb15c38094e635 (patch) | |
| tree | 2dae96591caf2bd98131b3d75b685d41be7d1264 /kernel/events | |
| parent | 365a4038486b57bb2bd516706a80f82f250f5306 (diff) | |
| download | op-kernel-dev-fe4a330885aee20f233de36085fb15c38094e635.zip op-kernel-dev-fe4a330885aee20f233de36085fb15c38094e635.tar.gz | |
perf, x86: Implement user-space RDPMC support, to allow fast, user-space access to self-monitoring counters
Implement a correct pmu::event_idx for the x86 counter index rules and
set CR4.PCE on CPU_STARTING.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Cc: Arun Sharma <asharma@fb.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Link: http://lkml.kernel.org/n/tip-mwxab34dibqgzk5zywutfnha@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/events')
0 files changed, 0 insertions, 0 deletions
