Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933562AbbFVNrj (ORCPT ); Mon, 22 Jun 2015 09:47:39 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:22639 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933531AbbFVNrZ convert rfc822-to-8bit (ORCPT ); Mon, 22 Jun 2015 09:47:25 -0400 Date: Mon, 22 Jun 2015 09:47:10 -0400 From: Konrad Rzeszutek Wilk To: Bob Liu Cc: Roger Pau =?iso-8859-1?Q?Monn=E9?= , Paul Durrant , "xen-devel@lists.xen.org" , David Vrabel , "justing@spectralogic.com" , Julien Grall , "linux-kernel@vger.kernel.org" , Marcus Granado , Rafal Mielniczuk Subject: Re: [PATCH 3/3] xen/block: add multi-page ring support Message-ID: <20150622134710.GF28390@l.oracle.com> References: <1433310003-13089-1-git-send-email-bob.liu@oracle.com> <1433310003-13089-3-git-send-email-bob.liu@oracle.com> <5576A8C0.8000804@oracle.com> <9AAE0902D5BC7E449B7C8E4E778ABCD0259410F3@AMSPEX01CL01.citrite.net> <20150609133938.GA15200@x230> <5576F325.5050304@citrix.com> <558762C4.2000002@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <558762C4.2000002@oracle.com> User-Agent: Mutt/1.5.23 (2014-03-12) Content-Transfer-Encoding: 8BIT X-Source-IP: userv0022.oracle.com [156.151.31.74] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1259 Lines: 38 On Mon, Jun 22, 2015 at 09:20:04AM +0800, Bob Liu wrote: > > On 06/09/2015 10:07 PM, Roger Pau Monn? wrote: > > El 09/06/15 a les 15.39, Konrad Rzeszutek Wilk ha escrit: > ... > >> Roger, I put them (patches) on devel/for-jens-4.2 on > >> > >> git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git > >> > >> I think these two patches: > >> drivers: xen-blkback: delay pending_req allocation to connect_ring > >> xen/block: add multi-page ring support > >> > >> are the only ones that haven't been Acked by you (or maybe they > >> have and I missed the Ack?) > > > > Hello, > > > > I was waiting to Ack those because the XenServer storage performance > > folks found out that these patches cause a performance regression on > > some of their tests. I'm adding them to the conversation so they can > > provide more details about the issues they found, and whether we should > > hold pushing this patches or not. > > > > Hey, > > Are there any updates? What's the performance regression problem? Roger updated me on IRC and it was cleared up by doing more fio jobs. Bob, let me also post your patch. > > Thanks, > -Bob -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/