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| author |   Leo Yan <leo.yan@linaro.org> | 2021-08-09 19:14:02 +0800 |
|---|---|---|
| committer |   Peter Zijlstra <peterz@infradead.org> | 2021-09-17 15:08:38 +0200 |
| commit | 41100833cdd8b1bef363b81a6482d74711c116ad (patch) | |
| tree | 9893aeb221c1e071aa92f9ca582b468f69068e98 /kernel/events/core.c | |
| parent | perf/x86/intel/uncore: Fix Intel SPR M3UPI event constraints (diff) | |
| download | linux-dev-41100833cdd8b1bef363b81a6482d74711c116ad.tar.xz linux-dev-41100833cdd8b1bef363b81a6482d74711c116ad.zip | |
perf/x86: Add compiler barrier after updating BTS
Since BTS is coherent, simply add a compiler barrier to separate the BTS
update and aux_head store.
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20210809111407.596077-5-leo.yan@linaro.org
Diffstat (limited to 'kernel/events/core.c')
0 files changed, 0 insertions, 0 deletions