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linux/kernel/irq_work.c
Peter Zijlstra 2914b0ba61 irq_work: Optimize irq_work_single() 
Trade one atomic op for a full memory barrier.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
2020-11-24 16:47:49 +01:00

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