| commit | c8e5910edf8bbe2e5c6c35a4ef2a578cc7893b25 | [log] [tgz] |
|---|---|---|
| author | Robert Richter <robert.richter@amd.com> | Sat Apr 16 02:27:55 2011 +0200 |
| committer | Ingo Molnar <mingo@elte.hu> | Tue Apr 19 10:08:12 2011 +0200 |
| tree | fa9b4676c4cd01577653941216301cccfb5b52a3 | |
| parent | 68d2cf25d39324c54b5e42de7915c623a0917abe [diff] |
perf, x86: Use ALTERNATIVE() to check for X86_FEATURE_PERFCTR_CORE Using ALTERNATIVE() when checking for X86_FEATURE_PERFCTR_CORE avoids an extra pointer chase and data cache hit. Signed-off-by: Robert Richter <robert.richter@amd.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1302913676-14352-4-git-send-email-robert.richter@amd.com Signed-off-by: Ingo Molnar <mingo@elte.hu>