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| author |   Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-05-18 10:54:20 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2010-05-18 18:35:49 +0200 |
| commit | fa5881514ef9c9bcb29319aad85cf2d8889d91f1 (patch) | |
| tree | 4ca8bc35591b05adc8556358fb91498d2057c394 /arch/sparc | |
| parent | perf: Optimize the perf_output() path by removing IRQ-disables (diff) | |
| download | linux-dev-fa5881514ef9c9bcb29319aad85cf2d8889d91f1.tar.xz linux-dev-fa5881514ef9c9bcb29319aad85cf2d8889d91f1.zip | |
perf: Optimize the hotpath by converting the perf output buffer to local_t
Since there is now only a single writer, we can use
local_t instead and avoid all these pesky LOCK insn.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc')
0 files changed, 0 insertions, 0 deletions