From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932317AbZDHNKT (ORCPT ); Wed, 8 Apr 2009 09:10:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932267AbZDHNDu (ORCPT ); Wed, 8 Apr 2009 09:03:50 -0400 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 Date: Wed, 8 Apr 2009 09:03:46 -0400 From: Christoph Hellwig To: Jens Axboe 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 Subject: Re: [PATCH 01/13] buffer: switch do_emergency_thaw() away from pdflush_operation() 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 Content-Disposition: inline In-Reply-To: <1239192016-19857-2-git-send-email-jens.axboe@oracle.com> User-Agent: Mutt/1.5.18 (2008-05-17) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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.