Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759910Ab0GVUsF (ORCPT ); Thu, 22 Jul 2010 16:48:05 -0400 Received: from hera.kernel.org ([140.211.167.34]:58327 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759758Ab0GVUpV (ORCPT ); Thu, 22 Jul 2010 16:45:21 -0400 Message-ID: <4C48ADCE.3050707@kernel.org> Date: Thu, 22 Jul 2010 22:45:02 +0200 From: Tejun Heo User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.4) Gecko/20100608 Thunderbird/3.1 MIME-Version: 1.0 To: Tejun Heo CC: linux-kernel@vger.kernel.org, dhowells@redhat.com, sfrench@samba.org, anton@samba.org, swhiteho@redhat.com, airlied@linux.ie, dri-devel@lists.freedesktop.org Subject: Re: [PATCH 5/7] gfs2: use workqueue instead of slow-work References: <1279658102-20069-1-git-send-email-tj@kernel.org> <1279658102-20069-6-git-send-email-tj@kernel.org> In-Reply-To: <1279658102-20069-6-git-send-email-tj@kernel.org> X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Thu, 22 Jul 2010 20:45:04 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 865 Lines: 25 On 07/20/2010 10:35 PM, Tejun Heo wrote: > Workqueue can now handle high concurrency. Convert gfs to use > workqueue instead of slow-work. > > * Steven pointed out that recovery path might be run from allocation > path and thus requires forward progress guarantee without memory > allocation. Create and use gfs_recovery_wq with rescuer. Please > note that forward progress wasn't guaranteed with slow-work. > > * Updated to use non-reentrant workqueue. > > Signed-off-by: Tejun Heo > Cc: Steven Whitehouse Steven, can you please review the change? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/