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Re: [RFC][PATCH 0/5] Getting rid of smp_mb__before_spinlock

Started byWill Deacon <will.deacon@arm.com>
First post2017-06-09 17:00 +0200
Last post2017-06-09 17:00 +0200
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  Re: [RFC][PATCH 0/5] Getting rid of smp_mb__before_spinlock Will Deacon <will.deacon@arm.com> - 2017-06-09 17:00 +0200

#1662543 — Re: [RFC][PATCH 0/5] Getting rid of smp_mb__before_spinlock

FromWill Deacon <will.deacon@arm.com>
Date2017-06-09 17:00 +0200
SubjectRe: [RFC][PATCH 0/5] Getting rid of smp_mb__before_spinlock
Message-ID<tQtyh-2Qa-9@gated-at.bofh.it>
On Wed, Jun 07, 2017 at 06:15:01PM +0200, Peter Zijlstra wrote:
> There was a thread on this somewhere about a year ago, I finally remembered to
> finish this :-)
> 
> This series removes two smp_mb__before_spinlock() (ab)users and converts the
> scheduler to use smp_mb__after_spinlock(), which provides more guarantees with
> the same amount of barriers.

For the arm64 bits:

Acked-by: Will Deacon <will.deacon@arm.com>

Will

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