linux-kernel - Re: [PATCH v4 tip/core/locking 0/4] Memory-barrier documentation updates

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Message-ID: <20131205001054.GB28492@jtriplet-mobl1>
Date:	Wed, 4 Dec 2013 16:10:54 -0800
From:	Josh Triplett <josh@...htriplett.org>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...nel.org,
	laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
	niv@...ibm.com, tglx@...utronix.de, peterz@...radead.org,
	rostedt@...dmis.org, dhowells@...hat.com, edumazet@...gle.com,
	darren@...art.com, fweisbec@...il.com, sbw@....edu
Subject: Re: [PATCH v4 tip/core/locking 0/4] Memory-barrier documentation
 updates

On Wed, Dec 04, 2013 at 02:46:28PM -0800, Paul E. McKenney wrote:
> Hello!
> 
> This series applies some long-needed updates to memory-barriers.txt:
> 
> 1.	Add ACCESS_ONCE() calls where needed to ensure their inclusion
> 	in code copy-and-pasted from this file.
> 
> 2.	Add long atomic examples alongside the existing atomics.
> 
> 3.	Prohibit architectures supporting the Linux kernel from
> 	speculating stores.
> 
> 4.	Document what ACCESS_ONCE() does along with a number of situations
> 	requiring its use.

For all four patches in v4:

Reviewed-by: Josh Triplett <josh@...htriplett.org>
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