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Subject: Re: [PATCH] synchronize_irq needs a barrier
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reply-To: benh@kernel.crashing.org
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, akpm@linux-foundation.org,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
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Date: Mon, 22 Oct 2007 07:10:05 +1000
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 .../...

> This patch (mostly written by Linus) fixes this by using spin
> > locks instead of memory barries on the synchronize_irq() path.
> > 
> > Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
> 
> Good for me.
> 
> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

Hrm... not on yet. Herbert, care to resend, looks like it fell down the
wrong hole in Linus mailbox :-)

Cheers,
Ben.