linux-kernel - Re: [PATCH -next] ashmem: Fix ashmem

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Message-ID: <alpine.DEB.2.02.1305021121160.2493@chino.kir.corp.google.com>
Date:	Thu, 2 May 2013 11:22:18 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Robert Love <rlove@...gle.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
cc:	Shankar Brahadeeswaran <shankoo77@...il.com>,
	Dan Carpenter <dan.carpenter@...cle.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Bjorn Bringert <bringert@...gle.com>,
	devel <devel@...verdev.osuosl.org>,
	Hugh Dickins <hughd@...gle.com>,
	Anjana V Kumar <anjanavk12@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-next <linux-next@...r.kernel.org>
Subject: Re: [PATCH -next] ashmem: Fix ashmem_shrink deadlock.

On Wed, 1 May 2013, David Rientjes wrote:

> > Don't acquire ashmem_mutex in ashmem_shrink if we've somehow recursed into the
> > shrinker code from within ashmem. Just bail out, avoiding a deadlock. This is
> > fine, as ashmem cache pruning is advisory anyhow.
> > 
> > Signed-off-by: Robert Love <rlove@...gle.com>
> 
> Any reason not to send this to stable@...r.kernel.org if it fixes an 
> observable deadlock?  (It's annotated to be applied to linux-next, but I 
> don't see any differences between it and Linus's tree.)
> 

This was sent separately to stable@...r.kernel.org before being merged 
into Linus's tree .  Greg, could this be queued up for 3.10 with a cc to 
stable@...r.kernel.org?
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