linux-kernel - Re: [PATCH -tip v3 0/5] locking: Use acquire/release semantics

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Message-ID: <alpine.DEB.2.11.1509302236430.4500@nanos>
Date:	Wed, 30 Sep 2015 22:37:02 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Davidlohr Bueso <dave@...olabs.net>
cc:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Will Deacon <will.deacon@....com>,
	"Paul E.McKenney" <paulmck@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH -tip v3 0/5] locking: Use acquire/release semantics

On Wed, 30 Sep 2015, Davidlohr Bueso wrote:
> This series continues porting users to Will's new _{acquire|release|relaxed}
> optimizations for weakly ordered archs -- and in practice, arm64 being the only
> actual user we have, thus could use a _lot_ more testing. While we have osq in
> -tip recently, along with Waiman's one for native qspinlocks, the following
> patches pretty much complete the move over for all things kernel/locking/*.
> Of course, particular primitives can be found in the obvious patch titles. Note
> that patch 1 adds the necessary machinery to fully support some locks, such as
> rwsems.

Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
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