linux-kernel - Re: Linux 2.6.32-rc1

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Message-ID: <20091001091858.411d8df0@infradead.org>
Date:	Thu, 1 Oct 2009 09:18:58 +0200
From:	Arjan van de Ven <arjan@...radead.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	John Stultz <johnstul@...ibm.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: Linux 2.6.32-rc1

On Wed, 30 Sep 2009 22:38:18 +0200
Ingo Molnar <mingo@...e.hu> wrote:

> > > > probably a "memory" clobber is needed, alternative_io() doesnt
> > > > provide it.
> > > 
> > > Yeah, good catch.
> > 
> > Yeah - i'm testing this right now, it looks like something that
> > could explain the hang.
> 
> Yeah - that was the cause of the hang

I woke up at 2am realizing that this was missing.. but you beat me to
it ;)


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
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