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

Peter Zijlstra
2015-11-11T12:12:38Z

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.