linux-kernel - Re: [tip:x86/urgent] x86: Add memory modify constraints to xchg() and cmpxchg()

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Date:	Tue, 3 Aug 2010 14:43:51 +0200
From:	Peter Palfrader <peter@...frader.org>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	mingo@...hat.com, "H. Peter Anvin" <hpa@...or.com>,
	linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
	glommer@...hat.com, alan@...rguk.ukuu.org.uk, zamsden@...hat.com,
	stable@...nel.org, mtosatti@...hat.com, gregkh@...e.de,
	tglx@...utronix.de, avi@...hat.com,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/urgent] x86: Add memory modify constraints to xchg()
	and cmpxchg()

On Mon, 02 Aug 2010, Jeremy Fitzhardinge wrote:

>> Commit-ID:  113fc5a6e8c2288619ff7e8187a6f556b7e0d372
>> Gitweb:     http://git.kernel.org/tip/113fc5a6e8c2288619ff7e8187a6f556b7e0d372
>> Author:     H. Peter Anvin<hpa@...or.com>
>> AuthorDate: Tue, 27 Jul 2010 17:01:49 -0700
>> Committer:  H. Peter Anvin<hpa@...or.com>
>> CommitDate: Tue, 27 Jul 2010 17:14:02 -0700
>>
>> x86: Add memory modify constraints to xchg() and cmpxchg()
>
> Here's the 2.6.32 version for stable.

Thanks a lot everyone.  This patch resolves the issue for me on top
of 2.6.32.17.

(I had some whitespace issue with applying the patch, so I've attached
the cleaned up version in case it wasn't just me.)

Cheers,
Peter
-- 
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      Peter Palfrader      | : :' :      The  universal
 http://www.palfrader.org/ | `. `'      Operating System
                           |   `-    http://www.debian.org/

View attachment "0001-x86-Add-memory-modify-constraints-to-xchg-and-cmp.patch" of type "text/x-diff" (10519 bytes)