linux-kernel - Re: [PATCH 9/24] make atomic_read() behave consistently on ia64

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Date:	Sat, 11 Aug 2007 10:35:08 +1000
From:	Paul Mackerras <paulus@...ba.org>
To:	Chris Snook <csnook@...hat.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	"Luck, Tony" <tony.luck@...el.com>,
	Andreas Schwab <schwab@...e.de>, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, netdev@...r.kernel.org,
	akpm@...ux-foundation.org, ak@...e.de, heiko.carstens@...ibm.com,
	davem@...emloft.net, schwidefsky@...ibm.com, wensong@...ux-vs.org,
	horms@...ge.net.au, wjiang@...ilience.com, cfriesen@...tel.com,
	zlynx@....org, rpjday@...dspring.com, jesper.juhl@...il.com
Subject: Re: [PATCH 9/24] make atomic_read() behave consistently on ia64

Chris Snook writes:

> I'll do this for the whole patchset.  Stay tuned for the resubmit.

Could you incorporate Segher's patch to turn atomic_{read,set} into
asm on powerpc?  Segher claims that using asm is really the only
reliable way to ensure that gcc does what we want, and he seems to
have a point.

Paul.
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