linux-kernel - Re: 3.7-rc8 boot failure due to recent workqueue-related patch

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Message-ID: <20121209111146.GB1009@suse.de>
Date:	Sun, 9 Dec 2012 11:11:46 +0000
From:	Mel Gorman <mgorman@...e.de>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Tejun Heo <tj@...nel.org>, Xiaotian Feng <dannyfeng@...cent.com>,
	Neela Syam Kolli <megaraidlinux@....com>,
	"James E.J. Bottomley" <JBottomley@...allels.com>,
	linux-scsi@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: 3.7-rc8 boot failure due to recent workqueue-related patch

On Sat, Dec 08, 2012 at 04:50:21PM -0800, Linus Torvalds wrote:
> 
> 
> On Sat, 8 Dec 2012, Mel Gorman wrote:
> >
> > Commit 8852aac2 (workqueue: mod_delayed_work_on() shouldn't queue timer on
> > 0 delay) is causing the following boot failure for me. Found by bisection
> > but no further analysis unfortunately until I get back home properly.
> > I've added the relevant maintainers for megasas and SCSI in case it's
> > somehow specific to that driver.
> 
> This should be fixed by commit c1d390d8e612. The Megaraid SAS driver was 
> doing insane things, using a work-struct for delayed work, and casting 
> pointers around. It had happened to work for all the wrong reasons before, 
> the mod_delayed_work_on() changes just exposed how crazy that crap was.
> 

Correct, it is fixed by commit c1d390d8e612. Sorry for the noise.

-- 
Mel Gorman
SUSE Labs
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