linux-kernel - Re: [PATCH v2] [media] ad9389b: Remove deprecated create_singlethread

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Message-ID: <20160718235829.GZ3078@mtj.duckdns.org>
Date:	Mon, 18 Jul 2016 19:58:29 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Bhaktipriya Shridhar <bhaktipriya96@...il.com>
Cc:	Hans Verkuil <hans.verkuil@...co.com>,
	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] [media] ad9389b: Remove deprecated
 create_singlethread_workqueue

On Sat, Jul 16, 2016 at 04:34:41PM +0530, Bhaktipriya Shridhar wrote:
> The workqueue work_queue is involved in EDID (Extended Display
> Identification Data) handling.
> 
> It has a single work item(&state->edid_handler) and hence
> doesn't require ordering. It is not being used on a memory reclaim path.
> Hence, the singlethreaded workqueue has been replaced with
> the use of system_wq.
> 
> &state->edid_handler is a self requeueing work item and it has been
> been sync cancelled in ad9389b_remove() to ensure that nothing is
> pending when the driver is disconnected.
> 
> The unused label err_unreg has also been dropped.
> 
> Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@...il.com>

Acked-by: Tejun Heo <tj@...nel.org>

Thanks.

-- 
tejun