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=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 980A6C5DF60 for ; Thu, 7 Nov 2019 04:12:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 68AA4218AE for ; Thu, 7 Nov 2019 04:12:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="bLpu8RsT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387563AbfKGEMJ (ORCPT ); Wed, 6 Nov 2019 23:12:09 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:50947 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2387501AbfKGEMI (ORCPT ); Wed, 6 Nov 2019 23:12:08 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1573099927; 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: in-reply-to:in-reply-to:references:references; bh=Vy7XJKdY7uHiidwzfWnqy3jEytGSp6O8E3wPOjJLQeY=; b=bLpu8RsTeegLIijJQ+AtutrfeZok3A+78Uuq1iPl+IxGd9vmj7KipONmHo4HIKKlQ0gJsa /Lrs+3KHc08ZgXLcULahn6CtJU5NUbq+hxg5ouDvkEPK+59VzhJgoBbJYvUp+F6uSggSjr sIZFT8u7flpmuBFlO/l/hAJbnwubwYY= 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-424-Y7iroPMHNZ6uJ8flJrTieg-1; Wed, 06 Nov 2019 23:12:03 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 258F9107ACC3; Thu, 7 Nov 2019 04:11:59 +0000 (UTC) Received: from [10.72.12.214] (ovpn-12-214.pek2.redhat.com [10.72.12.214]) by smtp.corp.redhat.com (Postfix) with ESMTP id 390AD60870; Thu, 7 Nov 2019 04:11:33 +0000 (UTC) Subject: Re: [PATCH V8 0/6] mdev based hardware virtio offloading support To: Alex Williamson , "Michael S. Tsirkin" Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, kwankhede@nvidia.com, tiwei.bie@intel.com, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, cohuck@redhat.com, maxime.coquelin@redhat.com, cunming.liang@intel.com, zhihong.wang@intel.com, rob.miller@broadcom.com, xiao.w.wang@intel.com, haotian.wang@sifive.com, zhenyuw@linux.intel.com, zhi.a.wang@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, farman@linux.ibm.com, pasic@linux.ibm.com, sebott@linux.ibm.com, oberpar@linux.ibm.com, heiko.carstens@de.ibm.com, gor@linux.ibm.com, borntraeger@de.ibm.com, akrowiak@linux.ibm.com, freude@linux.ibm.com, lingshan.zhu@intel.com, idos@mellanox.com, eperezma@redhat.com, lulu@redhat.com, parav@mellanox.com, christophe.de.dinechin@gmail.com, kevin.tian@intel.com, stefanha@redhat.com References: <20191105093240.5135-1-jasowang@redhat.com> <20191105105834.469675f0@x1.home> <393f2dc9-8c67-d3c9-6553-640b80c15aaf@redhat.com> <20191106120312.77a6a318@x1.home> <20191106142449-mutt-send-email-mst@kernel.org> <20191106141318.150f3b9b@x1.home> From: Jason Wang Message-ID: <1c1126ec-94b8-5d1a-8ef6-616604e5a93f@redhat.com> Date: Thu, 7 Nov 2019 12:11:30 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20191106141318.150f3b9b@x1.home> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-MC-Unique: Y7iroPMHNZ6uJ8flJrTieg-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2019/11/7 =E4=B8=8A=E5=8D=885:13, Alex Williamson wrote: > On Wed, 6 Nov 2019 14:25:23 -0500 > "Michael S. Tsirkin" wrote: > >> On Wed, Nov 06, 2019 at 12:03:12PM -0700, Alex Williamson wrote: >>> On Wed, 6 Nov 2019 11:56:46 +0800 >>> Jason Wang wrote: >>> =20 >>>> On 2019/11/6 =E4=B8=8A=E5=8D=881:58, Alex Williamson wrote: >>>>> On Tue, 5 Nov 2019 17:32:34 +0800 >>>>> Jason Wang wrote: >>>>> =20 >>>>>> Hi all: >>>>>> >>>>>> There are hardwares that can do virtio datapath offloading while >>>>>> having its own control path. This path tries to implement a mdev bas= ed >>>>>> unified API to support using kernel virtio driver to drive those >>>>>> devices. This is done by introducing a new mdev transport for virtio >>>>>> (virtio_mdev) and register itself as a new kind of mdev driver. Then >>>>>> it provides a unified way for kernel virtio driver to talk with mdev >>>>>> device implementation. >>>>>> >>>>>> Though the series only contains kernel driver support, the goal is t= o >>>>>> make the transport generic enough to support userspace drivers. This >>>>>> means vhost-mdev[1] could be built on top as well by resuing the >>>>>> transport. >>>>>> >>>>>> A sample driver is also implemented which simulate a virito-net >>>>>> loopback ethernet device on top of vringh + workqueue. This could be >>>>>> used as a reference implementation for real hardware driver. >>>>>> >>>>>> Also a real ICF VF driver was also posted here[2] which is a good >>>>>> reference for vendors who is interested in their own virtio datapath >>>>>> offloading product. >>>>>> >>>>>> Consider mdev framework only support VFIO device and driver right no= w, >>>>>> this series also extend it to support other types. This is done >>>>>> through introducing class id to the device and pairing it with >>>>>> id_talbe claimed by the driver. On top, this seris also decouple >>>>>> device specific parents ops out of the common ones. >>>>>> >>>>>> Pktgen test was done with virito-net + mvnet loop back device. >>>>>> >>>>>> Please review. >>>>>> >>>>>> [1] https://lkml.org/lkml/2019/10/31/440 >>>>>> [2] https://lkml.org/lkml/2019/10/15/1226 >>>>>> >>>>>> Changes from V7: >>>>>> - drop {set|get}_mdev_features for virtio >>>>>> - typo and comment style fixes >>>>> Seems we're nearly there, all the remaining comments are relatively >>>>> superficial, though I would appreciate a v9 addressing them as well a= s >>>>> the checkpatch warnings: >>>>> >>>>> https://patchwork.freedesktop.org/series/68977/ >>>> >>>> Will do. >>>> >>>> Btw, do you plan to merge vhost-mdev patch on top? Or you prefer it to >>>> go through Michael's vhost tree? >>> I can include it if you wish. The mdev changes are isolated enough in >>> that patch that I wouldn't presume it, but clearly it would require >>> less merge coordination to drop it in my tree. Let me know. Thanks, >>> >>> Alex >> I'm fine with merging through your tree. If you do, feel free to >> include >> >> Acked-by: Michael S. Tsirkin > AFAICT, it looks like we're expecting at least one more version of > Tiwei's patch after V5, so it'd probably be best to provide the ack and > go-ahead on that next version so there's no confusion. Thanks, > > Alex Yes, it's probably need a V6. Will give ack there. Thanks From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: Re: [PATCH V8 0/6] mdev based hardware virtio offloading support Date: Thu, 7 Nov 2019 12:11:30 +0800 Message-ID: <1c1126ec-94b8-5d1a-8ef6-616604e5a93f@redhat.com> References: <20191105093240.5135-1-jasowang@redhat.com> <20191105105834.469675f0@x1.home> <393f2dc9-8c67-d3c9-6553-640b80c15aaf@redhat.com> <20191106120312.77a6a318@x1.home> <20191106142449-mutt-send-email-mst@kernel.org> <20191106141318.150f3b9b@x1.home> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20191106141318.150f3b9b@x1.home> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Alex Williamson , "Michael S. Tsirkin" Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, kwankhede@nvidia.com, tiwei.bie@intel.com, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, cohuck@redhat.com, maxime.coquelin@redhat.com, cunming.liang@intel.com, zhihong.wang@intel.com, rob.miller@broadcom.com, xiao.w.wang@intel.com, haotian.wang@sifive.com, zhenyuw@linux.intel.com, zhi.a.wang@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, farman@linux.ibm.com, pasic@linux.ibm.com, sebott@linux.ibm.com, oberpar@linux.ibm.com, heiko.carstens@de.ibm.com, gor@linux.ibm.com, borntraeger@de.ibm.co List-Id: dri-devel@lists.freedesktop.org On 2019/11/7 =E4=B8=8A=E5=8D=885:13, Alex Williamson wrote: > On Wed, 6 Nov 2019 14:25:23 -0500 > "Michael S. Tsirkin" wrote: > >> On Wed, Nov 06, 2019 at 12:03:12PM -0700, Alex Williamson wrote: >>> On Wed, 6 Nov 2019 11:56:46 +0800 >>> Jason Wang wrote: >>> =20 >>>> On 2019/11/6 =E4=B8=8A=E5=8D=881:58, Alex Williamson wrote: >>>>> On Tue, 5 Nov 2019 17:32:34 +0800 >>>>> Jason Wang wrote: >>>>> =20 >>>>>> Hi all: >>>>>> >>>>>> There are hardwares that can do virtio datapath offloading while >>>>>> having its own control path. This path tries to implement a mdev bas= ed >>>>>> unified API to support using kernel virtio driver to drive those >>>>>> devices. This is done by introducing a new mdev transport for virtio >>>>>> (virtio_mdev) and register itself as a new kind of mdev driver. Then >>>>>> it provides a unified way for kernel virtio driver to talk with mdev >>>>>> device implementation. >>>>>> >>>>>> Though the series only contains kernel driver support, the goal is t= o >>>>>> make the transport generic enough to support userspace drivers. This >>>>>> means vhost-mdev[1] could be built on top as well by resuing the >>>>>> transport. >>>>>> >>>>>> A sample driver is also implemented which simulate a virito-net >>>>>> loopback ethernet device on top of vringh + workqueue. This could be >>>>>> used as a reference implementation for real hardware driver. >>>>>> >>>>>> Also a real ICF VF driver was also posted here[2] which is a good >>>>>> reference for vendors who is interested in their own virtio datapath >>>>>> offloading product. >>>>>> >>>>>> Consider mdev framework only support VFIO device and driver right no= w, >>>>>> this series also extend it to support other types. This is done >>>>>> through introducing class id to the device and pairing it with >>>>>> id_talbe claimed by the driver. On top, this seris also decouple >>>>>> device specific parents ops out of the common ones. >>>>>> >>>>>> Pktgen test was done with virito-net + mvnet loop back device. >>>>>> >>>>>> Please review. >>>>>> >>>>>> [1] https://lkml.org/lkml/2019/10/31/440 >>>>>> [2] https://lkml.org/lkml/2019/10/15/1226 >>>>>> >>>>>> Changes from V7: >>>>>> - drop {set|get}_mdev_features for virtio >>>>>> - typo and comment style fixes >>>>> Seems we're nearly there, all the remaining comments are relatively >>>>> superficial, though I would appreciate a v9 addressing them as well a= s >>>>> the checkpatch warnings: >>>>> >>>>> https://patchwork.freedesktop.org/series/68977/ >>>> >>>> Will do. >>>> >>>> Btw, do you plan to merge vhost-mdev patch on top? Or you prefer it to >>>> go through Michael's vhost tree? >>> I can include it if you wish. The mdev changes are isolated enough in >>> that patch that I wouldn't presume it, but clearly it would require >>> less merge coordination to drop it in my tree. Let me know. Thanks, >>> >>> Alex >> I'm fine with merging through your tree. If you do, feel free to >> include >> >> Acked-by: Michael S. Tsirkin > AFAICT, it looks like we're expecting at least one more version of > Tiwei's patch after V5, so it'd probably be best to provide the ack and > go-ahead on that next version so there's no confusion. Thanks, > > Alex Yes, it's probably need a V6. Will give ack there. Thanks 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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 2A2A3FA372C for ; Thu, 7 Nov 2019 04:12:12 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0812D21D7F for ; Thu, 7 Nov 2019 04:12:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0812D21D7F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D94D36E359; Thu, 7 Nov 2019 04:12:10 +0000 (UTC) Received: from us-smtp-delivery-1.mimecast.com (us-smtp-1.mimecast.com [205.139.110.61]) by gabe.freedesktop.org (Postfix) with ESMTPS id 04EEA6E34C for ; Thu, 7 Nov 2019 04:12:08 +0000 (UTC) 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-424-Y7iroPMHNZ6uJ8flJrTieg-1; Wed, 06 Nov 2019 23:12:03 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 258F9107ACC3; Thu, 7 Nov 2019 04:11:59 +0000 (UTC) Received: from [10.72.12.214] (ovpn-12-214.pek2.redhat.com [10.72.12.214]) by smtp.corp.redhat.com (Postfix) with ESMTP id 390AD60870; Thu, 7 Nov 2019 04:11:33 +0000 (UTC) Subject: Re: [PATCH V8 0/6] mdev based hardware virtio offloading support To: Alex Williamson , "Michael S. Tsirkin" References: <20191105093240.5135-1-jasowang@redhat.com> <20191105105834.469675f0@x1.home> <393f2dc9-8c67-d3c9-6553-640b80c15aaf@redhat.com> <20191106120312.77a6a318@x1.home> <20191106142449-mutt-send-email-mst@kernel.org> <20191106141318.150f3b9b@x1.home> From: Jason Wang Message-ID: <1c1126ec-94b8-5d1a-8ef6-616604e5a93f@redhat.com> Date: Thu, 7 Nov 2019 12:11:30 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20191106141318.150f3b9b@x1.home> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-MC-Unique: Y7iroPMHNZ6uJ8flJrTieg-1 X-Mimecast-Spam-Score: 0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1573099927; 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: in-reply-to:in-reply-to:references:references; bh=Vy7XJKdY7uHiidwzfWnqy3jEytGSp6O8E3wPOjJLQeY=; b=bLpu8RsTeegLIijJQ+AtutrfeZok3A+78Uuq1iPl+IxGd9vmj7KipONmHo4HIKKlQ0gJsa /Lrs+3KHc08ZgXLcULahn6CtJU5NUbq+hxg5ouDvkEPK+59VzhJgoBbJYvUp+F6uSggSjr sIZFT8u7flpmuBFlO/l/hAJbnwubwYY= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stefanha@redhat.com, christophe.de.dinechin@gmail.com, kvm@vger.kernel.org, airlied@linux.ie, heiko.carstens@de.ibm.com, kevin.tian@intel.com, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, kwankhede@nvidia.com, rob.miller@broadcom.com, linux-s390@vger.kernel.org, sebott@linux.ibm.com, lulu@redhat.com, eperezma@redhat.com, pasic@linux.ibm.com, borntraeger@de.ibm.com, haotian.wang@sifive.com, cunming.liang@intel.com, zhi.a.wang@intel.com, farman@linux.ibm.com, idos@mellanox.com, gor@linux.ibm.com, intel-gfx@lists.freedesktop.org, rodrigo.vivi@intel.com, xiao.w.wang@intel.com, freude@linux.ibm.com, parav@mellanox.com, zhihong.wang@intel.com, intel-gvt-dev@lists.freedesktop.org, akrowiak@linux.ibm.com, oberpar@linux.ibm.com, tiwei.bie@intel.com, netdev@vger.kernel.org, cohuck@redhat.com, linux-kernel@vger.kernel.org, maxime.coquelin@redhat.com, lingshan.zhu@intel.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Message-ID: <20191107041130.1t1uxLWsdnsByk7ptv6-anHO9FeaG8Iq0ahpCoZBGOU@z> Ck9uIDIwMTkvMTEvNyDkuIrljYg1OjEzLCBBbGV4IFdpbGxpYW1zb24gd3JvdGU6Cj4gT24gV2Vk LCA2IE5vdiAyMDE5IDE0OjI1OjIzIC0wNTAwCj4gIk1pY2hhZWwgUy4gVHNpcmtpbiIgPG1zdEBy ZWRoYXQuY29tPiB3cm90ZToKPgo+PiBPbiBXZWQsIE5vdiAwNiwgMjAxOSBhdCAxMjowMzoxMlBN IC0wNzAwLCBBbGV4IFdpbGxpYW1zb24gd3JvdGU6Cj4+PiBPbiBXZWQsIDYgTm92IDIwMTkgMTE6 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Tsirkin" References: <20191105093240.5135-1-jasowang@redhat.com> <20191105105834.469675f0@x1.home> <393f2dc9-8c67-d3c9-6553-640b80c15aaf@redhat.com> <20191106120312.77a6a318@x1.home> <20191106142449-mutt-send-email-mst@kernel.org> <20191106141318.150f3b9b@x1.home> From: Jason Wang Message-ID: <1c1126ec-94b8-5d1a-8ef6-616604e5a93f@redhat.com> Date: Thu, 7 Nov 2019 12:11:30 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20191106141318.150f3b9b@x1.home> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-MC-Unique: Y7iroPMHNZ6uJ8flJrTieg-1 X-Mimecast-Spam-Score: 0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1573099928; 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: in-reply-to:in-reply-to:references:references; bh=Vy7XJKdY7uHiidwzfWnqy3jEytGSp6O8E3wPOjJLQeY=; b=OVN0fG881MWRlJNjj5KXM4v87kLF93GApf5+RqcB9FG3eLpx+8B86LXtn+JTZ+SmfAXMxm 5jM4ypDXZuxFRmXJkpZ+feN7hcc0WcWwE/gTSFL2quwju48+THIO+8RS85GP5/ml5L8vL3 PKLMbRgPN/ACFMfLTUXM64HZIOBZucY= Subject: Re: [Intel-gfx] [PATCH V8 0/6] mdev based hardware virtio offloading support X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stefanha@redhat.com, christophe.de.dinechin@gmail.com, kvm@vger.kernel.org, airlied@linux.ie, heiko.carstens@de.ibm.com, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, kwankhede@nvidia.com, rob.miller@broadcom.com, linux-s390@vger.kernel.org, sebott@linux.ibm.com, lulu@redhat.com, eperezma@redhat.com, pasic@linux.ibm.com, borntraeger@de.ibm.com, haotian.wang@sifive.com, cunming.liang@intel.com, farman@linux.ibm.com, idos@mellanox.com, gor@linux.ibm.com, intel-gfx@lists.freedesktop.org, xiao.w.wang@intel.com, freude@linux.ibm.com, parav@mellanox.com, zhihong.wang@intel.com, intel-gvt-dev@lists.freedesktop.org, akrowiak@linux.ibm.com, oberpar@linux.ibm.com, tiwei.bie@intel.com, netdev@vger.kernel.org, cohuck@redhat.com, linux-kernel@vger.kernel.org, maxime.coquelin@redhat.com, lingshan.zhu@intel.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Message-ID: <20191107041130.UjT2zUtleyJ0MG7dZm4xFmxMtJ7qdV7_Ach-h1MeWfQ@z> Ck9uIDIwMTkvMTEvNyDkuIrljYg1OjEzLCBBbGV4IFdpbGxpYW1zb24gd3JvdGU6Cj4gT24gV2Vk LCA2IE5vdiAyMDE5IDE0OjI1OjIzIC0wNTAwCj4gIk1pY2hhZWwgUy4gVHNpcmtpbiIgPG1zdEBy ZWRoYXQuY29tPiB3cm90ZToKPgo+PiBPbiBXZWQsIE5vdiAwNiwgMjAxOSBhdCAxMjowMzoxMlBN IC0wNzAwLCBBbGV4IFdpbGxpYW1zb24gd3JvdGU6Cj4+PiBPbiBXZWQsIDYgTm92IDIwMTkgMTE6 NTY6NDYgKzA4MDAKPj4+IEphc29uIFdhbmcgPGphc293YW5nQHJlZGhhdC5jb20+IHdyb3RlOgo+ Pj4gICAgCj4+Pj4gT24gMjAxOS8xMS82IOS4iuWNiDE6NTgsIEFsZXggV2lsbGlhbXNvbiB3cm90 ZToKPj4+Pj4gT24gVHVlLCAgNSBOb3YgMjAxOSAxNzozMjozNCArMDgwMAo+Pj4+PiBKYXNvbiBX YW5nIDxqYXNvd2FuZ0ByZWRoYXQuY29tPiB3cm90ZToKPj4+Pj4gICAgIAo+Pj4+Pj4gSGkgYWxs Ogo+Pj4+Pj4KPj4+Pj4+IFRoZXJlIGFyZSBoYXJkd2FyZXMgdGhhdCBjYW4gZG8gdmlydGlvIGRh dGFwYXRoIG9mZmxvYWRpbmcgd2hpbGUKPj4+Pj4+IGhhdmluZyBpdHMgb3duIGNvbnRyb2wgcGF0 aC4gVGhpcyBwYXRoIHRyaWVzIHRvIGltcGxlbWVudCBhIG1kZXYgYmFzZWQKPj4+Pj4+IHVuaWZp ZWQgQVBJIHRvIHN1cHBvcnQgdXNpbmcga2VybmVsIHZpcnRpbyBkcml2ZXIgdG8gZHJpdmUgdGhv c2UKPj4+Pj4+IGRldmljZXMuIFRoaXMgaXMgZG9uZSBieSBpbnRyb2R1Y2luZyBhIG5ldyBtZGV2 IHRyYW5zcG9ydCBmb3IgdmlydGlvCj4+Pj4+PiAodmlydGlvX21kZXYpIGFuZCByZWdpc3RlciBp dHNlbGYgYXMgYSBuZXcga2luZCBvZiBtZGV2IGRyaXZlci4gVGhlbgo+Pj4+Pj4gaXQgcHJvdmlk ZXMgYSB1bmlmaWVkIHdheSBmb3Iga2VybmVsIHZpcnRpbyBkcml2ZXIgdG8gdGFsayB3aXRoIG1k ZXYKPj4+Pj4+IGRldmljZSBpbXBsZW1lbnRhdGlvbi4KPj4+Pj4+Cj4+Pj4+PiBUaG91Z2ggdGhl IHNlcmllcyBvbmx5IGNvbnRhaW5zIGtlcm5lbCBkcml2ZXIgc3VwcG9ydCwgdGhlIGdvYWwgaXMg dG8KPj4+Pj4+IG1ha2UgdGhlIHRyYW5zcG9ydCBnZW5lcmljIGVub3VnaCB0byBzdXBwb3J0IHVz ZXJzcGFjZSBkcml2ZXJzLiBUaGlzCj4+Pj4+PiBtZWFucyB2aG9zdC1tZGV2WzFdIGNvdWxkIGJl IGJ1aWx0IG9uIHRvcCBhcyB3ZWxsIGJ5IHJlc3VpbmcgdGhlCj4+Pj4+PiB0cmFuc3BvcnQuCj4+ Pj4+Pgo+Pj4+Pj4gQSBzYW1wbGUgZHJpdmVyIGlzIGFsc28gaW1wbGVtZW50ZWQgd2hpY2ggc2lt dWxhdGUgYSB2aXJpdG8tbmV0Cj4+Pj4+PiBsb29wYmFjayBldGhlcm5ldCBkZXZpY2Ugb24gdG9w IG9mIHZyaW5naCArIHdvcmtxdWV1ZS4gVGhpcyBjb3VsZCBiZQo+Pj4+Pj4gdXNlZCBhcyBhIHJl ZmVyZW5jZSBpbXBsZW1lbnRhdGlvbiBmb3IgcmVhbCBoYXJkd2FyZSBkcml2ZXIuCj4+Pj4+Pgo+ Pj4+Pj4gQWxzbyBhIHJlYWwgSUNGIFZGIGRyaXZlciB3YXMgYWxzbyBwb3N0ZWQgaGVyZVsyXSB3 aGljaCBpcyBhIGdvb2QKPj4+Pj4+IHJlZmVyZW5jZSBmb3IgdmVuZG9ycyB3aG8gaXMgaW50ZXJl c3RlZCBpbiB0aGVpciBvd24gdmlydGlvIGRhdGFwYXRoCj4+Pj4+PiBvZmZsb2FkaW5nIHByb2R1 Y3QuCj4+Pj4+Pgo+Pj4+Pj4gQ29uc2lkZXIgbWRldiBmcmFtZXdvcmsgb25seSBzdXBwb3J0IFZG SU8gZGV2aWNlIGFuZCBkcml2ZXIgcmlnaHQgbm93LAo+Pj4+Pj4gdGhpcyBzZXJpZXMgYWxzbyBl eHRlbmQgaXQgdG8gc3VwcG9ydCBvdGhlciB0eXBlcy4gVGhpcyBpcyBkb25lCj4+Pj4+PiB0aHJv dWdoIGludHJvZHVjaW5nIGNsYXNzIGlkIHRvIHRoZSBkZXZpY2UgYW5kIHBhaXJpbmcgaXQgd2l0 aAo+Pj4+Pj4gaWRfdGFsYmUgY2xhaW1lZCBieSB0aGUgZHJpdmVyLiBPbiB0b3AsIHRoaXMgc2Vy aXMgYWxzbyBkZWNvdXBsZQo+Pj4+Pj4gZGV2aWNlIHNwZWNpZmljIHBhcmVudHMgb3BzIG91dCBv ZiB0aGUgY29tbW9uIG9uZXMuCj4+Pj4+Pgo+Pj4+Pj4gUGt0Z2VuIHRlc3Qgd2FzIGRvbmUgd2l0 aCB2aXJpdG8tbmV0ICsgbXZuZXQgbG9vcCBiYWNrIGRldmljZS4KPj4+Pj4+Cj4+Pj4+PiBQbGVh c2UgcmV2aWV3Lgo+Pj4+Pj4KPj4+Pj4+IFsxXSBodHRwczovL2xrbWwub3JnL2xrbWwvMjAxOS8x MC8zMS80NDAKPj4+Pj4+IFsyXSBodHRwczovL2xrbWwub3JnL2xrbWwvMjAxOS8xMC8xNS8xMjI2 Cj4+Pj4+Pgo+Pj4+Pj4gQ2hhbmdlcyBmcm9tIFY3Ogo+Pj4+Pj4gLSBkcm9wIHtzZXR8Z2V0fV9t ZGV2X2ZlYXR1cmVzIGZvciB2aXJ0aW8KPj4+Pj4+IC0gdHlwbyBhbmQgY29tbWVudCBzdHlsZSBm aXhlcwo+Pj4+PiBTZWVtcyB3ZSdyZSBuZWFybHkgdGhlcmUsIGFsbCB0aGUgcmVtYWluaW5nIGNv bW1lbnRzIGFyZSByZWxhdGl2ZWx5Cj4+Pj4+IHN1cGVyZmljaWFsLCB0aG91Z2ggSSB3b3VsZCBh cHByZWNpYXRlIGEgdjkgYWRkcmVzc2luZyB0aGVtIGFzIHdlbGwgYXMKPj4+Pj4gdGhlIGNoZWNr cGF0Y2ggd2FybmluZ3M6Cj4+Pj4+Cj4+Pj4+IGh0dHBzOi8vcGF0Y2h3b3JrLmZyZWVkZXNrdG9w Lm9yZy9zZXJpZXMvNjg5NzcvCj4+Pj4KPj4+PiBXaWxsIGRvLgo+Pj4+Cj4+Pj4gQnR3LCBkbyB5 b3UgcGxhbiB0byBtZXJnZSB2aG9zdC1tZGV2IHBhdGNoIG9uIHRvcD8gT3IgeW91IHByZWZlciBp dCB0bwo+Pj4+IGdvIHRocm91Z2ggTWljaGFlbCdzIHZob3N0IHRyZWU/Cj4+PiBJIGNhbiBpbmNs dWRlIGl0IGlmIHlvdSB3aXNoLiAgVGhlIG1kZXYgY2hhbmdlcyBhcmUgaXNvbGF0ZWQgZW5vdWdo IGluCj4+PiB0aGF0IHBhdGNoIHRoYXQgSSB3b3VsZG4ndCBwcmVzdW1lIGl0LCBidXQgY2xlYXJs eSBpdCB3b3VsZCByZXF1aXJlCj4+PiBsZXNzIG1lcmdlIGNvb3JkaW5hdGlvbiB0byBkcm9wIGl0 IGluIG15IHRyZWUuICBMZXQgbWUga25vdy4gIFRoYW5rcywKPj4+Cj4+PiBBbGV4Cj4+IEknbSBm aW5lIHdpdGggbWVyZ2luZyB0aHJvdWdoIHlvdXIgdHJlZS4gSWYgeW91IGRvLCBmZWVsIGZyZWUg dG8KPj4gaW5jbHVkZQo+Pgo+PiBBY2tlZC1ieTogTWljaGFlbCBTLiBUc2lya2luIDxtc3RAcmVk aGF0LmNvbT4KPiBBRkFJQ1QsIGl0IGxvb2tzIGxpa2Ugd2UncmUgZXhwZWN0aW5nIGF0IGxlYXN0 IG9uZSBtb3JlIHZlcnNpb24gb2YKPiBUaXdlaSdzIHBhdGNoIGFmdGVyIFY1LCBzbyBpdCdkIHBy b2JhYmx5IGJlIGJlc3QgdG8gcHJvdmlkZSB0aGUgYWNrIGFuZAo+IGdvLWFoZWFkIG9uIHRoYXQg bmV4dCB2ZXJzaW9uIHNvIHRoZXJlJ3Mgbm8gY29uZnVzaW9uLiAgVGhhbmtzLAo+Cj4gQWxleAoK ClllcywgaXQncyBwcm9iYWJseSBuZWVkIGEgVjYuIFdpbGwgZ2l2ZSBhY2sgdGhlcmUuCgpUaGFu a3MKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeA==