From: Tejun Heo <tj@kernel.org>
To: Ming Lei <ming.lei@canonical.com>
Cc: Jens Axboe <axboe@kernel.dk>,
linux-kernel@vger.kernel.org,
"Justin M. Forbes" <jforbes@fedoraproject.org>,
Jeff Moyer <jmoyer@redhat.com>,
Christoph Hellwig <hch@infradead.org>,
"v4.0" <stable@vger.kernel.org>
Subject: Re: [PATCH 1/2] block: loop: convert to per-device workqueue
Date: Tue, 5 May 2015 10:00:34 -0400 [thread overview]
Message-ID: <20150505140034.GP1971@htj.duckdns.org> (raw)
In-Reply-To: <1430826595-5888-2-git-send-email-ming.lei@canonical.com>
On Tue, May 05, 2015 at 07:49:54PM +0800, Ming Lei wrote:
> Documentation/workqueue.txt:
> If there is dependency among multiple work items used
> during memory reclaim, they should be queued to separate
> wq each with WQ_MEM_RECLAIM.
>
> Loop devices can be stacked, so we have to convert to per-device
> workqueue. One example is Fedora live CD.
>
> Fixes: b5dd2f6047ca108001328aac0e8588edd15f1778
> Cc: stable@vger.kernel.org (v4.0)
> Cc: Justin M. Forbes <jforbes@fedoraproject.org>
> Signed-off-by: Ming Lei <ming.lei@canonical.com>
Acked-by: Tejun Heo <tj@kernel.org>
Thanks.
--
tejun
next prev parent reply other threads:[~2015-05-05 14:00 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1430826595-5888-1-git-send-email-ming.lei@canonical.com>
2015-05-05 11:49 ` [PATCH 1/2] block: loop: convert to per-device workqueue Ming Lei
2015-05-05 14:00 ` Tejun Heo [this message]
2015-05-26 22:29 ` Dave Kleikamp
2015-05-05 11:49 ` [PATCH 2/2] block: loop: avoiding too many pending per work I/O Ming Lei
2015-05-05 13:59 ` Tejun Heo
2015-05-05 14:46 ` Ming Lei
2015-05-05 16:55 ` Tejun Heo
2015-05-06 3:14 ` Ming Lei
2015-05-06 5:17 ` Ming Lei
2015-05-06 7:36 ` Christoph Hellwig
2015-05-06 11:43 ` Ming Lei
2015-05-22 12:36 ` Josh Boyer
2015-05-22 13:32 ` Ming Lei
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