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 X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45367C43219 for ; Sat, 4 May 2019 14:03:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 116FE20645 for ; Sat, 4 May 2019 14:03:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726703AbfEDODw (ORCPT ); Sat, 4 May 2019 10:03:52 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:36346 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726217AbfEDODv (ORCPT ); Sat, 4 May 2019 10:03:51 -0400 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x44E1RO2122516 for ; Sat, 4 May 2019 10:03:50 -0400 Received: from e06smtp03.uk.ibm.com (e06smtp03.uk.ibm.com [195.75.94.99]) by mx0b-001b2d01.pphosted.com with ESMTP id 2s94ch6223-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Sat, 04 May 2019 10:03:50 -0400 Received: from localhost by e06smtp03.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Sat, 4 May 2019 15:03:44 +0100 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x44E3gOq59965526 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 4 May 2019 14:03:42 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8BD2442047; Sat, 4 May 2019 14:03:42 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CCA2B42041; Sat, 4 May 2019 14:03:41 +0000 (GMT) Received: from oc2783563651 (unknown [9.145.34.191]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Sat, 4 May 2019 14:03:41 +0000 (GMT) Date: Sat, 4 May 2019 16:03:40 +0200 From: Halil Pasic To: "Michael S. Tsirkin" , Christian Borntraeger Cc: Cornelia Huck , kvm@vger.kernel.org, linux-s390@vger.kernel.org, Martin Schwidefsky , Sebastian Ott , virtualization@lists.linux-foundation.org, Christoph Hellwig , Thomas Huth , Viktor Mihajlovski , Vasily Gorbik , Janosch Frank , Claudio Imbrenda , Farhan Ali , Eric Farman Subject: Re: [PATCH 01/10] virtio/s390: use vring_create_virtqueue In-Reply-To: <20190503160421-mutt-send-email-mst@kernel.org> References: <20190426183245.37939-1-pasic@linux.ibm.com> <20190426183245.37939-2-pasic@linux.ibm.com> <20190503111724.70c6ec37.cohuck@redhat.com> <20190503160421-mutt-send-email-mst@kernel.org> Organization: IBM X-Mailer: Claws Mail 3.11.1 (GTK+ 2.24.31; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 19050414-0012-0000-0000-0000031841BC X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19050414-0013-0000-0000-00002150B6D2 Message-Id: <20190504160340.29f17b98.pasic@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-05-04_10:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905040094 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Fri, 3 May 2019 16:04:48 -0400 "Michael S. Tsirkin" wrote: > On Fri, May 03, 2019 at 11:17:24AM +0200, Cornelia Huck wrote: > > On Fri, 26 Apr 2019 20:32:36 +0200 > > Halil Pasic wrote: > > > > > The commit 2a2d1382fe9d ("virtio: Add improved queue allocation API") > > > establishes a new way of allocating virtqueues (as a part of the effort > > > that taught DMA to virtio rings). > > > > > > In the future we will want virtio-ccw to use the DMA API as well. > > > > > > Let us switch from the legacy method of allocating virtqueues to > > > vring_create_virtqueue() as the first step into that direction. > > > > > > Signed-off-by: Halil Pasic > > > --- > > > drivers/s390/virtio/virtio_ccw.c | 30 +++++++++++------------------- > > > 1 file changed, 11 insertions(+), 19 deletions(-) > > > > Reviewed-by: Cornelia Huck > > > > I'd vote for merging this patch right away for 5.2. > > So which tree is this going through? mine? > Christian, what do you think? If the whole series is supposed to go in in one go (which I hope it is), via Martin's tree could be the simplest route IMHO. Regards, Halil