From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johannes Berg Subject: Re: [PATCH v2] cfg80211: Remove deprecated create_singlethread_workqueue Date: Mon, 12 Sep 2016 11:21:40 +0200 Message-ID: <1473672100.4201.15.camel@sipsolutions.net> References: <20160830190507.GA11493@Karyakshetra> (sfid-20160830_210511_814586_97B3779A) Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Tejun Heo , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: Bhaktipriya Shridhar , "David S. Miller" Return-path: In-Reply-To: <20160830190507.GA11493@Karyakshetra> (sfid-20160830_210511_814586_97B3779A) Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, 2016-08-31 at 00:35 +0530, Bhaktipriya Shridhar wrote: > The workqueue "cfg80211_wq" is involved in cleanup, scan and event > related > works. It queues multiple work items &rdev->event_work, > &rdev->dfs_update_channels_wk, > &wiphy_to_rdev(request->wiphy)->scan_done_wk, > &wiphy_to_rdev(wiphy)->sched_scan_results_wk, which require strict > execution ordering. > Hence, an ordered dedicated workqueue has been used. > > Since it's a wireless driver, WQ_MEM_RECLAIM has been set to ensure > forward progress under memory pressure. > Applied, thanks. johannes