From patchwork Wed Jul 22 05:59:52 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Wang X-Patchwork-Id: 498414 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 627991402C4 for ; Wed, 22 Jul 2015 16:01:01 +1000 (AEST) Received: from localhost ([::1]:34591 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZHn5P-0003vU-LZ for incoming@patchwork.ozlabs.org; Wed, 22 Jul 2015 02:00:59 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43829) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZHn4n-00031G-5g for qemu-devel@nongnu.org; Wed, 22 Jul 2015 02:00:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZHn4m-0006OS-DV for qemu-devel@nongnu.org; Wed, 22 Jul 2015 02:00:21 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40975) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZHn4f-0006Lp-RO; Wed, 22 Jul 2015 02:00:13 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (Postfix) with ESMTPS id 616D3B1FA4; Wed, 22 Jul 2015 06:00:13 +0000 (UTC) Received: from jason-ThinkPad-T430s.nay.redhat.com (dhcp-14-122.nay.redhat.com [10.66.14.122]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t6M5xrNI015455; Wed, 22 Jul 2015 02:00:08 -0400 From: Jason Wang To: qemu-devel@nongnu.org Date: Wed, 22 Jul 2015 13:59:52 +0800 Message-Id: <1437544792-3949-4-git-send-email-jasowang@redhat.com> In-Reply-To: <1437544792-3949-1-git-send-email-jasowang@redhat.com> References: <1437544792-3949-1-git-send-email-jasowang@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: Kevin Wolf , qemu-block@nongnu.org, mst@redhat.com, Jason Wang , Stefan Hajnoczi , cornelia.huck@de.ibm.com, pbonzini@redhat.com Subject: [Qemu-devel] [PATCH V3 3/3] virtio-blk: set VIRTIO_F_ANY_LAYOUT when 1.0 is supported X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Chapter 6.3 of spec said " Transitional devices MUST offer, and if offered by the device transitional drivers MUST accept the following: VIRTIO_F_ANY_LAYOUT (27) " So this patch sets VIRTIO_F_ANY_LAYOUT when 1.0 is supported. Cc: Stefan Hajnoczi Cc: Kevin Wolf Cc: qemu-block@nongnu.org Signed-off-by: Jason Wang --- hw/block/virtio-blk.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index 4716c3e..2e7a190 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -736,6 +736,7 @@ static uint64_t virtio_blk_get_features(VirtIODevice *vdev, uint64_t features, error_setg(errp, "Virtio 1.0 does not support scsi passthrough!"); return 0; } + virtio_add_feature(&features, VIRTIO_F_ANY_LAYOUT); } else { virtio_add_feature(&features, VIRTIO_BLK_F_SCSI); }