From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758773AbcH3RqW (ORCPT ); Tue, 30 Aug 2016 13:46:22 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:35374 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758614AbcH3RqT (ORCPT ); Tue, 30 Aug 2016 13:46:19 -0400 Date: Tue, 30 Aug 2016 23:16:14 +0530 From: Bhaktipriya Shridhar To: David Howells , Mark Fasheh , Joel Becker , Michal Hocko , Johannes Weiner , Vladimir Davydov , "Kirill A. Shutemov" , "David S. Miller" , Eric Dumazet , Andrew Morton , Joseph Qi , "Norton.Zhu" , Jun Piao , xuejiufei Cc: ocfs2-devel@oss.oracle.com, linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org, Tejun Heo Subject: [PATCH 6/9] fs/ocfs2/cluster: Remove deprecated create_singlethread_workqueue Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The workqueue "o2net_wq" queues multiple work items viz &old_sc->sc_shutdown_work, &sc->sc_rx_work, &sc->sc_connect_work which require strict execution ordering. Hence, an ordered dedicated workqueue has been used. WQ_MEM_RECLAIM has been set to ensure forward progress under memory pressure. Signed-off-by: Bhaktipriya Shridhar --- fs/ocfs2/cluster/tcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c index 4238eb2..47afe9c 100644 --- a/fs/ocfs2/cluster/tcp.c +++ b/fs/ocfs2/cluster/tcp.c @@ -2108,7 +2108,7 @@ int o2net_start_listening(struct o2nm_node *node) BUG_ON(o2net_listen_sock != NULL); mlog(ML_KTHREAD, "starting o2net thread...\n"); - o2net_wq = create_singlethread_workqueue("o2net"); + o2net_wq = alloc_ordered_workqueue("o2net", WQ_MEM_RECLAIM); if (o2net_wq == NULL) { mlog(ML_ERROR, "unable to launch o2net thread\n"); return -ENOMEM; /* ? */ -- 2.1.4