linux-kernel - Re: [RFC] block: io_context refcount fixes

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Message-ID: <20091204160311.GK2430@hawkmoon.kerlabs.com>
Date:	Fri, 4 Dec 2009 17:03:11 +0100
From:	Louis Rilling <Louis.Rilling@...labs.com>
To:	Jens Axboe <jens.axboe@...cle.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [RFC] block: io_context refcount fixes

On 04/12/09 16:34 +0100, Jens Axboe wrote:
> On Fri, Dec 04 2009, Louis Rilling wrote:
> > 
> > Hi,
> > 
> > When reading copy_io() I found probable refcounting issues with shared
> > io_context. IIUC, the following two patches could fix those issues.
> > If I am correct, then those fixes should go to stable too.
> > 
> > Based on v2.6.32 and compile-tested only.
> 
> Thanks, those both look correct. I will apply them, but please also do
> whatever testing that caused you to find this in the first place (or was
> it code inspection)?

Yes this was code inspection. I have no testcase for CLONE_IO.

Thanks,

Louis

-- 
Dr Louis Rilling			Kerlabs
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Phone: (+33|0) 6 80 89 08 23		80 avenue des Buttes de Coesmes
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