Re: [PATCH 4/4] locking: Introduce smp_cond_acquire()

From: Peter Zijlstra
Date: Wed Nov 11 2015 - 07:12:42 EST

On Wed, Nov 11, 2015 at 05:39:40PM +0800, Boqun Feng wrote:

> Just be curious, should spin_unlock_wait() semantically be an ACQUIRE?

I did wonder the same thing, it would simplify a number of things if
this were so.
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