On Tue, May 14, 2013 at 11:09:03AM +0900, Namhyung Kim wrote:
> From: Namhyung Kim
>
> The perf report is single-threaded, so no need to grab a lock.
> Although the fast path of pthread_mutex_[un]lock() is very fast,
> there's ~3% gain by eliminating it when we have huge sample data.
>
> $ per
From: Namhyung Kim
The perf report is single-threaded, so no need to grab a lock.
Although the fast path of pthread_mutex_[un]lock() is very fast,
there's ~3% gain by eliminating it when we have huge sample data.
$ perf record -a -F 10 -o perf.data.bench -- perf bench sched all
$ perf re
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