From nobody Sun May 5 17:48:45 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1576248448; cv=none; d=zohomail.com; s=zohoarc; b=kv9xIEAhvXVl/be7uqte6DbvsvPwl1YliTPQyfjdAKvrQmdTWuYWK0OVFhFBnM8h/OqXYt+M0m+f3OqZWC9DSaGq+YyiF3geSAmUC4+BqC60S8lfgiqtidMCHrnutuSGK7BrXBckVOC7G2VQUtVvkWSi9VRsS1eTz8obFX+Fw3s= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1576248448; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To; bh=kJ9Lft/7dKkUQWK1jf/+7AbsIekSxQ17L0r0bN/D1og=; b=CqFjpJFL8DTQ3vVoy/kAiyZkEm+27Gl6DnwXnEPUNlyukmsC1u6XXVfldD6I5fj0qLT2MH6lhyXoiyse7gfn9Ee9EtrNjghRgM79RX7LrGoqQtlzV2uAXDtC/O3gy0TOU+41FtvSFPxg55JpQNDw4Yu3owyIV4bHT+oaE28E5mU= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1576248448772168.6559891368238; Fri, 13 Dec 2019 06:47:28 -0800 (PST) Received: from localhost ([::1]:50036 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ifmE2-0006MM-Pc for importer@patchew.org; Fri, 13 Dec 2019 09:47:26 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:40178) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ifmDH-0005sf-4I for qemu-devel@nongnu.org; Fri, 13 Dec 2019 09:46:40 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ifmDG-0004MS-2w for qemu-devel@nongnu.org; Fri, 13 Dec 2019 09:46:39 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:60727 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ifmDF-0004LM-VB for qemu-devel@nongnu.org; Fri, 13 Dec 2019 09:46:38 -0500 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-150-9-mQl40DO_mlnftUVTHu8w-1; Fri, 13 Dec 2019 09:46:36 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1A0F0107ACFA; Fri, 13 Dec 2019 14:46:35 +0000 (UTC) Received: from localhost (unknown [10.36.118.64]) by smtp.corp.redhat.com (Postfix) with ESMTP id 60325196AE; Fri, 13 Dec 2019 14:46:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1576248397; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=kJ9Lft/7dKkUQWK1jf/+7AbsIekSxQ17L0r0bN/D1og=; b=CJbEcC/uFtWRFZv7UfuCTi9jVHbAjLn1yRRldwpRskHZDH98L4y13UHmbXrUO0or/A+P0N hlH9+C5y7Kes94TQiKGhrY4hlD7bu8NnclJdeG6mYeyeHipuE0PNpSDdo7DJf8w20nrVwG 7kkSAvv5B3q4kps5bmqfZ4jDFwEm+as= From: Stefan Hajnoczi To: Subject: [PATCH] virtio-blk: deprecate SCSI passthrough Date: Fri, 13 Dec 2019 14:46:26 +0000 Message-Id: <20191213144626.1208237-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-MC-Unique: 9-mQl40DO_mlnftUVTHu8w-1 X-Mimecast-Spam-Score: 0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , qemu-block@nongnu.org, "Michael S. Tsirkin" , libvir-list@redhat.com, Stefan Hajnoczi , Paolo Bonzini , Christoph Hellwig Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" The Linux virtio_blk.ko guest driver is removing legacy SCSI passthrough support. Deprecate this feature in QEMU too. Signed-off-by: Stefan Hajnoczi Reviewed-by: Christoph Hellwig Reviewed-by: Paolo Bonzini Reviewed-by: Thomas Huth --- qemu-deprecated.texi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi index 4b4b7425ac..ef94d497da 100644 --- a/qemu-deprecated.texi +++ b/qemu-deprecated.texi @@ -285,6 +285,17 @@ spec you can use the ``-cpu rv64gcsu,priv_spec=3Dv1.9.= 1`` command line argument. =20 @section Device options =20 +@subsection Emulated device options + +@subsubsection -device virtio-blk,scsi=3Don|off (since 5.0.0) + +The virtio-blk SCSI passthrough feature is a legacy VIRTIO feature. VIRTI= O 1.0 +and later do not support it because the virtio-scsi device was introduced = for +full SCSI support. Use virtio-scsi instead when SCSI passthrough is requi= red. + +Note this also applies to ``-device virtio-blk-pci,scsi=3Don|off'', which = is an +alias. + @subsection Block device options =20 @subsubsection "backing": "" (since 2.12.0) --=20 2.23.0