From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCH v9 06/12] kthread: Add kthread_drain_worker() Date: Mon, 20 Jun 2016 15:56:43 -0400 Message-ID: <20160620195643.GX3262@mtj.duckdns.org> References: <1466075851-24013-1-git-send-email-pmladek@suse.com> <1466075851-24013-7-git-send-email-pmladek@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1466075851-24013-7-git-send-email-pmladek@suse.com> Sender: owner-linux-mm@kvack.org To: Petr Mladek Cc: Andrew Morton , Oleg Nesterov , Ingo Molnar , Peter Zijlstra , Steven Rostedt , "Paul E. McKenney" , Josh Triplett , Thomas Gleixner , Linus Torvalds , Jiri Kosina , Borislav Petkov , Michal Hocko , linux-mm@kvack.org, Vlastimil Babka , linux-api@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-api@vger.kernel.org On Thu, Jun 16, 2016 at 01:17:25PM +0200, Petr Mladek wrote: > kthread_flush_worker() returns when the currently queued works are proceed. > But some other works might have been queued in the meantime. > > This patch adds kthread_drain_worker() that is inspired by > drain_workqueue(). It returns when the queue is completely > empty and warns when it takes too long. > > The initial implementation does not block queuing new works when > draining. It makes things much easier. The blocking would be useful > to debug potential problems but it is not clear if it is worth > the complication at the moment. > > Signed-off-by: Petr Mladek Acked-by: Tejun Heo Thanks. -- tejun -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org