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SubjectRe: [regression, 3.16-rc] rwsem: optimistic spinning causing performance degradation
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On Fri, 2014-07-04 at 01:53 -0700, Davidlohr Bueso wrote:
> On Fri, 2014-07-04 at 00:06 -0700, Jason Low
> > Subject: [PATCH] rwsem: In rwsem_can_spin_on_owner(), return false if no owner
>
> Could we change the subject to something more descriptive, ie:
>
> rwsem: Allow conservative optimistic spinning for reader/writer paths

Sure, a Subject like this would better explain what is the effect of the
patch.



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