linux-kernel - Re: [PATCH] blkio: Fix another BUG_ON() crash due to cfqq movement across groups

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Message-ID: <20100426172528.GS27497@kernel.dk>
Date:	Mon, 26 Apr 2010 19:25:29 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Vivek Goyal <vgoyal@...hat.com>
Cc:	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Divyesh Shah <dpshah@...gle.com>,
	Nauman Rafique <nauman@...gle.com>,
	Gui Jianfeng <guijianfeng@...fujitsu.com>
Subject: Re: [PATCH] blkio: Fix another BUG_ON() crash due to cfqq movement
	across groups

On Mon, Apr 26 2010, Vivek Goyal wrote:
> On Wed, Apr 21, 2010 at 06:19:06PM -0400, Vivek Goyal wrote:
> > o Once in a while, I was hitting a BUG_ON() in blkio code. empty_time was
> >   assuming that upon slice expiry, group can't be marked empty already (except
> >   forced dispatch).
> > 
> 
> Hi Jens,
> 
> Do you have any concerns with this patch? If not, can you please include
> it.

No it's fine, I have added it. Thanks!

-- 
Jens Axboe

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