linux-kernel - Re: [PATCH 5/7] gfs2: use workqueue instead of slow-work

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Message-ID: <4C48ADCE.3050707@kernel.org>
Date:	Thu, 22 Jul 2010 22:45:02 +0200
From:	Tejun Heo <tj@...nel.org>
To:	Tejun Heo <tj@...nel.org>
CC:	linux-kernel@...r.kernel.org, dhowells@...hat.com,
	sfrench@...ba.org, anton@...ba.org, swhiteho@...hat.com,
	airlied@...ux.ie, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 5/7] gfs2: use workqueue instead of slow-work

On 07/20/2010 10:35 PM, Tejun Heo wrote:
> Workqueue can now handle high concurrency.  Convert gfs to use
> workqueue instead of slow-work.
> 
> * Steven pointed out that recovery path might be run from allocation
>   path and thus requires forward progress guarantee without memory
>   allocation.  Create and use gfs_recovery_wq with rescuer.  Please
>   note that forward progress wasn't guaranteed with slow-work.
> 
> * Updated to use non-reentrant workqueue.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Cc: Steven Whitehouse <swhiteho@...hat.com>

Steven, can you please review the change?

Thanks.

-- 
tejun
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