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| author |   Anna-Maria Gleixner <anna-maria@linutronix.de> | 2018-07-03 22:01:36 +0200 |
|---|---|---|
| committer |   Shaohua Li <shli@fb.com> | 2018-07-18 19:45:02 -0700 |
| commit | 685dbcaa25becfba864b72ec3f03470833b7f692 (patch) | |
| tree | 01eaac015d0ef34db834a8f31c61ecdad65712a2 /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | md/r5cache: remove redundant pointer bio (diff) | |
| download | linux-dev-685dbcaa25becfba864b72ec3f03470833b7f692.tar.xz linux-dev-685dbcaa25becfba864b72ec3f03470833b7f692.zip | |
drivers/md/raid5: Use irqsave variant of atomic_dec_and_lock()
The irqsave variant of atomic_dec_and_lock handles irqsave/restore when
taking/releasing the spin lock. With this variant the call of
local_irq_save is no longer required.
Cc: Shaohua Li <shli@kernel.org>
Cc: linux-raid@vger.kernel.org
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Shaohua Li <shli@fb.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions