From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754383Ab2H2Quo (ORCPT ); Wed, 29 Aug 2012 12:50:44 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:30177 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1753488Ab2H2Qu2 (ORCPT ); Wed, 29 Aug 2012 12:50:28 -0400 X-IronPort-AV: E=Sophos;i="4.80,335,1344182400"; d="scan'208";a="5748907" From: Lai Jiangshan To: Tejun Heo , linux-kernel@vger.kernel.org Cc: Lai Jiangshan Subject: [PATCH 0/9 V3] workqueue: fix and cleanup hotplug/rebind_workers() Date: Thu, 30 Aug 2012 00:51:51 +0800 Message-Id: <1346259120-6216-1-git-send-email-laijs@cn.fujitsu.com> X-Mailer: git-send-email 1.7.4.4 X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2012/08/30 00:50:14, Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2012/08/30 00:50:15, Serialize complete at 2012/08/30 00:50:15 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Patch 1~4 fix possible bugs. Patch 1 fix possible double-write bug Patch 2,5,7 makes the waiting logic more clear Patch 3,4 fix bugs from manage VS hotplug Patch 7,8,9 explicit logic to wait in busy-work-rebind and make rebind_workers() single pass. Lai Jiangshan (9): workqueue: ensure the wq_worker_sleeping() see the right flags workqueue: fix deadlock in rebind_workers() workqueue: add POOL_MANAGING_WORKERS workqueue: add non_manager_role_manager_mutex_unlock() workqueue: move rebind_hold to idle_rebind workqueue: simple clear WORKER_REBIND workqueue: explicit way to wait for idles workers to finish workqueue: single pass rebind_workers workqueue: merge the role of rebind_hold to idle_done kernel/workqueue.c | 151 +++++++++++++++++++++++++++++++++------------------- 1 files changed, 96 insertions(+), 55 deletions(-) -- 1.7.4.4