From: Ted Ts'o Subject: Re: [PATCH] ext4: Use sing thread to perform DIO unwritten convertion Date: Sat, 5 Mar 2011 11:54:11 -0500 Message-ID: <20110305165411.GC11120@thunk.org> References: <1299180594.2826.6.camel@mingming-laptop> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org To: Mingming Cao Return-path: Received: from li9-11.members.linode.com ([67.18.176.11]:42803 "EHLO test.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752617Ab1CFANc (ORCPT ); Sat, 5 Mar 2011 19:13:32 -0500 Content-Disposition: inline In-Reply-To: <1299180594.2826.6.camel@mingming-laptop> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Thu, Mar 03, 2011 at 11:29:54AM -0800, Mingming Cao wrote: > While running ext4 testing on multiple core, we found there are per cpu ext4-dio-unwritten threads processing > conversion from unwritten extents to written for IOs completed from async direct IO patch. > Per filesystem is enough, we don't need per cpu threads to work on conversion. > > Signed-off-by: Mingming Cao Thanks, added to the ext4 patch queue. - Ted