linux-kernel - Re: [RFC PATCH 3/4] workqueue: remove the unbind workqueue attr sys_file before unregister the workqueue device

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Date:	Thu, 7 Jan 2016 11:00:05 -0500
From:	Tejun Heo <tj@...nel.org>
To:	wanghaibin <wanghaibin.wang@...wei.com>
Cc:	linux-kernel@...r.kernel.org, jiangshanlai@...il.com,
	peter.huangpeng@...wei.com
Subject: Re: [RFC PATCH 3/4] workqueue: remove the unbind workqueue attr
 sys_file before unregister the workqueue device

On Thu, Jan 07, 2016 at 08:38:58PM +0800, wanghaibin wrote:
> for workqueue's flag with the WQ_SYSFS | WQ_UNBOUND, the wq_dev will create some sys_files for
> unbound attrs, so, remove the unbind workqueue attrs sys_files before unregister the
> workqueue device.

File removal on sysfs is recursive, right?  Does explicitly removing
file make any difference?

-- 
tejun
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