From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B106DC433EF for ; Mon, 29 Nov 2021 12:01:53 +0000 (UTC) Received: from localhost ([::1]:46986 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mrfM0-0003WI-4i for qemu-devel@archiver.kernel.org; Mon, 29 Nov 2021 07:01:52 -0500 Received: from eggs.gnu.org ([209.51.188.92]:42348) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mrfK2-0002OY-HG; Mon, 29 Nov 2021 06:59:50 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:52740) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mrfK0-0007zs-JR; Mon, 29 Nov 2021 06:59:50 -0500 Received: from pps.filterd (m0187473.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 1ATBm6Qh011551; Mon, 29 Nov 2021 11:59:45 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=date : from : to : cc : subject : message-id : in-reply-to : references : mime-version : content-type : content-transfer-encoding; s=pp1; bh=dP/vO4KmzlPPAPIDi0LBIWuN4oHsxGL94P7jw+OWBTk=; b=kGJJdInQOGhEXTDi8YIWJVC+LGUKNU7RV3oupjxAZj1rXQlSbWBR03A1mhj0Mz+mCr7r /kGz6x2UCtRwvdaUT0bcGL5RTOhN1Mbu2nnLHhO2kFzgRC49UxhmDRM2nw/vSZar4OOP /t3j1196KB+8nrPC8zc8WsYNucNKVNknqCpGuL48A9YZsLkgZ3flJXGZrg0JzUiWZLf8 gTsLU3zZe9qOaKjcyjCMEUuRw+ykYJBZ8tvDeoxqdiSP5s61FmJj0LF7fuwKAca7z6O+ /w49GdmkNJq0yNgD6lkEXB6NspiQ0+qfoZI9wr0P/+0WvOabqe/ySGicByzp8SfbFOmi YA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3cmxa1g80g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Nov 2021 11:59:44 +0000 Received: from m0187473.ppops.net (m0187473.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 1ATBo4Te016125; Mon, 29 Nov 2021 11:59:44 GMT Received: from ppma06fra.de.ibm.com (48.49.7a9f.ip4.static.sl-reverse.com [159.122.73.72]) by mx0a-001b2d01.pphosted.com with ESMTP id 3cmxa1g7yn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Nov 2021 11:59:44 +0000 Received: from pps.filterd (ppma06fra.de.ibm.com [127.0.0.1]) by ppma06fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 1ATBqaHv003125; Mon, 29 Nov 2021 11:59:41 GMT Received: from b06avi18878370.portsmouth.uk.ibm.com (b06avi18878370.portsmouth.uk.ibm.com [9.149.26.194]) by ppma06fra.de.ibm.com with ESMTP id 3ckbxjbhjx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 Nov 2021 11:59:41 +0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 1ATBqCEc61276660 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 29 Nov 2021 11:52:13 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0A713A4055; Mon, 29 Nov 2021 11:59:38 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8A18EA405B; Mon, 29 Nov 2021 11:59:37 +0000 (GMT) Received: from li-e979b1cc-23ba-11b2-a85c-dfd230f6cf82 (unknown [9.171.58.198]) by d06av23.portsmouth.uk.ibm.com (Postfix) with SMTP; Mon, 29 Nov 2021 11:59:37 +0000 (GMT) Date: Mon, 29 Nov 2021 12:59:26 +0100 From: Halil Pasic To: "Michael S. Tsirkin" , Cornelia Huck , Halil Pasic , qemu-s390x@nongnu.org, qemu-devel@nongnu.org Subject: Re: [RFC PATCH v2 0/5] virtio: early detect 'modern' virtio Message-ID: <20211129125926.0a3db6a5.pasic@linux.ibm.com> In-Reply-To: <20211123141340.3def6ccb.pasic@linux.ibm.com> References: <20211112145749.618157-1-pasic@linux.ibm.com> <20211123141340.3def6ccb.pasic@linux.ibm.com> Organization: IBM X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.32; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 1LE7tMzge5aUXfCZoZYp96Yb7--Qo4xf X-Proofpoint-GUID: IMXToNUUQGY11d3L8gQUPCKF2C27DGRy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-11-29_07,2021-11-28_01,2020-04-07_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 impostorscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 phishscore=0 adultscore=0 clxscore=1015 mlxscore=0 spamscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2111290058 Received-SPF: pass client-ip=148.163.156.1; envelope-from=pasic@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Christian Borntraeger , Thomas Huth , Richard Henderson , David Hildenbrand Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, 23 Nov 2021 14:13:40 +0100 Halil Pasic wrote: > On Fri, 12 Nov 2021 15:57:44 +0100 > Halil Pasic wrote: > > > This is an early RFC for a transport specific early detecton of > > modern virtio, which is most relevant for transitional devices on big > > endian platforms, when drivers access the config space before > > FEATURES_OK is set. > > [..] > > Ping! > > @Michael: Can you have a look at this, please? Ping^2