drivers/md/raid5: Use irqsave variant of atomic_dec_and_lock()

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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>

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Anna-Maria Gleixner 2018-07-03 22:01:36 +02:00 • committed by Shaohua Li

parent ebc7709f65

commit 685dbcaa25

1 changed files with 2 additions and 3 deletions

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drivers/md/raid5.c

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