From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 01/13] buffer: switch do_emergency_thaw() away from pdflush_operation() Date: Wed, 8 Apr 2009 09:03:46 -0400 Message-ID: <20090408130346.GA12156@infradead.org> References: <1239192016-19857-1-git-send-email-jens.axboe@oracle.com> <1239192016-19857-2-git-send-email-jens.axboe@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, chris.mason@oracle.com, david@fromorbit.com, hch@infradead.org, akpm@linux-foundation.org, jack@suse.cz To: Jens Axboe Return-path: Received: from bombadil.infradead.org ([18.85.46.34]:54166 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1765395AbZDHNDt (ORCPT ); Wed, 8 Apr 2009 09:03:49 -0400 Content-Disposition: inline In-Reply-To: <1239192016-19857-2-git-send-email-jens.axboe@oracle.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Wed, Apr 08, 2009 at 02:00:04PM +0200, Jens Axboe wrote: > This is (again) a preparatory patch similar to commit > a2a9537ac0b37a5da6fbe7e1e9cb06c524d2a9c4. It open codes a simple > async way of executing do_thaw_all() out of context, so we can get > rid of pdflush. Any good reason this isn't pushed upstream for 2.6.30 yet? And if someone is inclined to clean up this area some generic way to run sysrq tasks in user context would be great, as a lot of them need to.