From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754214AbcH3Utp (ORCPT ); Tue, 30 Aug 2016 16:49:45 -0400 Received: from mail-pa0-f68.google.com ([209.85.220.68]:35968 "EHLO mail-pa0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752339AbcH3Utn (ORCPT ); Tue, 30 Aug 2016 16:49:43 -0400 Date: Wed, 31 Aug 2016 02:19:40 +0530 From: Bhaktipriya Shridhar To: Mark Fasheh , Joel Becker , Andrew Morton , Joseph Qi , xuejiufei , "Norton.Zhu" , Jun Piao , "David S. Miller" , Eric Dumazet , Michal Hocko , Vladimir Davydov , Johannes Weiner , "Kirill A. Shutemov" Cc: ocfs2-devel@oss.oracle.com, linux-kernel@vger.kernel.org, Tejun Heo Subject: [PATCH v2 1/4] fs/ocfs2/dlmfs: Remove deprecated create_singlethread_workqueue Message-ID: <9748136d3a3b18138ad1d6ba708367aa1fe9f98c.1472590094.git.bhaktipriya96@gmail.com> 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 "user_dlm_worker" queues a single work item &lockres->l_work per user_lock_res instance and hence it doesn't require execution ordering. Hence, alloc_workqueue has been used to replace the deprecated create_singlethread_workqueue instance. The WQ_MEM_RECLAIM flag has been set to ensure forward progress under memory pressure. Since there are fixed number of work items, explicit concurrency limit is unnecessary here. Signed-off-by: Bhaktipriya Shridhar --- fs/ocfs2/dlmfs/dlmfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ocfs2/dlmfs/dlmfs.c b/fs/ocfs2/dlmfs/dlmfs.c index 47b3b2d..afe6e10 100644 --- a/fs/ocfs2/dlmfs/dlmfs.c +++ b/fs/ocfs2/dlmfs/dlmfs.c @@ -646,7 +646,7 @@ static int __init init_dlmfs_fs(void) } cleanup_inode = 1; - user_dlm_worker = create_singlethread_workqueue("user_dlm"); + user_dlm_worker = alloc_workqueue("user_dlm", WQ_MEM_RECLAIM, 0); if (!user_dlm_worker) { status = -ENOMEM; goto bail; -- 2.1.4