diff options
| author | Shaohua Li <[email protected]> | 2013-10-24 09:06:45 +0100 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2013-10-25 11:55:59 +0100 |
| commit | 098faf5805c80f951ce5e8b4a6842382ad793c38 (patch) | |
| tree | 7479b126910fc14f0b1690b9414c8bf9033dce70 /tools/perf/scripts/python/bin | |
| parent | 71fe07d040626de7b72244bf6de889c2e0f5aea3 (diff) | |
percpu_counter: make APIs irq safe
In my usage, sometimes the percpu APIs are called with irq locked,
sometimes not. lockdep complains there is potential deadlock. Let's
always use percpucounter lock in irq safe way. There should be no
performance penality, as all those are slow code path.
Cc: Andrew Morton <[email protected]>
Signed-off-by: Shaohua Li <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions