From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1O3YQv-0006Kh-3G for qemu-devel@nongnu.org; Sun, 18 Apr 2010 13:37:25 -0400 Received: from [140.186.70.92] (port=47678 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1O3YQt-0006I9-FW for qemu-devel@nongnu.org; Sun, 18 Apr 2010 13:37:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1O3YQq-0002Ga-QB for qemu-devel@nongnu.org; Sun, 18 Apr 2010 13:37:23 -0400 Received: from verein.lst.de ([213.95.11.210]:35847) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1O3YQq-0002G5-F3 for qemu-devel@nongnu.org; Sun, 18 Apr 2010 13:37:20 -0400 Date: Sun, 18 Apr 2010 19:37:17 +0200 From: Christoph Hellwig Subject: Re: [Qemu-devel] Guest latency issues due to bdrv_check_byte_request Message-ID: <20100418173717.GA17331@lst.de> References: <4BC757DD.8060804@siemens.com> <20100417194009.GA13862@lst.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Stefan Hajnoczi Cc: Jan Kiszka , Christoph Hellwig , qemu-devel You should split this up into two patches - one for the the compat AIO implementation and one for the getlength caching.