From: Tejun Heo <tj@kernel.org>
To: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Cc: Alasdair Kergon <agk@redhat.com>,
Mike Snitzer <snitzer@redhat.com>,
dm-devel@redhat.com, Shaohua Li <shli@kernel.org>,
linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dm-bufio: Remove deprecated create_singlethread_workqueue
Date: Wed, 31 Aug 2016 10:21:49 -0400 [thread overview]
Message-ID: <20160831142149.GH12660@htj.duckdns.org> (raw)
In-Reply-To: <20160830164911.GA26756@Karyakshetra>
On Tue, Aug 30, 2016 at 10:19:11PM +0530, Bhaktipriya Shridhar wrote:
> The workqueue "dm_bufio_wq" queues a single work item &dm_bufio_work and
> hence it doesn't require execution ordering. Hence, alloc_workqueue has
> been used to replace the deprecated create_singlethread_workqueue instance.
>
> The WQ_MEM_RECLAIM flag has been set since md / dm are block multi disk
> drivers and require forward progress under memory pressure.
>
> Since there are fixed number of work items, explicit concurrency
> limit is unnecessary here.
>
> Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Thanks.
--
tejun
prev parent reply other threads:[~2016-08-31 14:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-30 16:49 [PATCH] dm-bufio: Remove deprecated create_singlethread_workqueue Bhaktipriya Shridhar
2016-08-31 14:21 ` Tejun Heo [this message]
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