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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2011-04-09 21:17:40 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-05-28 18:01:09 +0200 |
| commit | 075e0b00857e166dcc3e39037a1fc5a90acac709 (patch) | |
| tree | 448cc154bde8d50cb43578416467cfe94d8267c5 /drivers/acpi/event.c | |
| parent | f506b3dc0ec454a16d40cab9ee5d75435b39dc50 (diff) | |
perf: Optimize ctx_sched_out()
Oleg noted that ctx_sched_out() disables the PMU even though it might
not actually do something, avoid needless PMU-disabling.
Reported-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20110409192141.665385503@chello.nl
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/acpi/event.c')
0 files changed, 0 insertions, 0 deletions