From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34410) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vr2sF-0007tB-HJ for qemu-devel@nongnu.org; Thu, 12 Dec 2013 04:48:08 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vr2sA-0002jj-HI for qemu-devel@nongnu.org; Thu, 12 Dec 2013 04:48:03 -0500 Received: from mx1.redhat.com ([209.132.183.28]:50171) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vr2sA-0002je-9I for qemu-devel@nongnu.org; Thu, 12 Dec 2013 04:47:58 -0500 Date: Thu, 12 Dec 2013 10:47:48 +0100 From: Kevin Wolf Message-ID: <20131212094748.GF10007@dhcp-200-207.str.redhat.com> References: <1386796109-15264-1-git-send-email-kwolf@redhat.com> <52A95324.2050003@kamp.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <52A95324.2050003@kamp.de> Subject: Re: [Qemu-devel] [PATCH 00/22] block: Support for 512b-on-4k emulation List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Lieven Cc: pbonzini@redhat.com, qemu-devel@nongnu.org, stefanha@redhat.com Am 12.12.2013 um 07:09 hat Peter Lieven geschrieben: > Should it be possible to boot from a 4K-native drive with this series? > If yes, I will run some test with some new iSCSI arrays we got for testing > they can export 4k blocksize LUNs. Yes, you should be able to use a 4k-native backend for a 512b-based guest with this series (at the cost of some performance, of course). Thanks for your testing offer! > Anyway, can you please include the patch from Paolo which sets > the bs->request_alignment = iscsilun->block_size in iscsi_open. > It should be a one-liner. Sure, I've included it now. For your test, it's probably easiest if you pull the updated version from here: git://repo.or.cz/qemu/kevin.git align Do you think you'll run some tests already today? If so, I could wait a bit with sending out a v2 and see what your first results are. Kevin