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=-7.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 A39A0C433DF for ; Fri, 29 May 2020 07:07:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 704CE207D4 for ; Fri, 29 May 2020 07:07:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="HGAlajvQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725308AbgE2HHP (ORCPT ); Fri, 29 May 2020 03:07:15 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:30442 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725601AbgE2HHP (ORCPT ); Fri, 29 May 2020 03:07:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1590736034; 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=pivs+3xvqdIzBjxHwsCy4HZnB3ZGTtO9uNfpkTxvtC8=; b=HGAlajvQ1cSdagzxPjaXS7AF9C/5ZCl4z7M8s1Szu866buLh30Dmb8eDUEieL+BTfXoxgA frL5zLV+lFd9msLx3xi8gVRXYHlkqEFC8KzJxVl2NWAGfcOqr73vm4UpbYyC0tG8is1Eyp 15OwcxV5ghzjoHfsUtBVjKthiuygkTA= 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-412-TiDOx8SSMxmL--eQ7_cUyA-1; Fri, 29 May 2020 03:07:10 -0400 X-MC-Unique: TiDOx8SSMxmL--eQ7_cUyA-1 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 ACA768015D1; Fri, 29 May 2020 07:07:08 +0000 (UTC) Received: from [10.72.13.231] (ovpn-13-231.pek2.redhat.com [10.72.13.231]) by smtp.corp.redhat.com (Postfix) with ESMTP id 98A7A579A5; Fri, 29 May 2020 07:07:01 +0000 (UTC) Subject: Re: [PATCH v3 0/5] Add a vhost RPMsg API To: Guennadi Liakhovetski Cc: kvm@vger.kernel.org, linux-remoteproc@vger.kernel.org, virtualization@lists.linux-foundation.org, sound-open-firmware@alsa-project.org, Pierre-Louis Bossart , Liam Girdwood , "Michael S. Tsirkin" , Ohad Ben-Cohen , Bjorn Andersson , Mathieu Poirier References: <20200527180541.5570-1-guennadi.liakhovetski@linux.intel.com> <044a3b81-e0fd-5d96-80ff-b13e587f9d39@redhat.com> <20200529065050.GA6002@ubuntu> From: Jason Wang Message-ID: <327003ea-2bea-0c13-74cd-fa8bce7386f4@redhat.com> Date: Fri, 29 May 2020 15:06:59 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200529065050.GA6002@ubuntu> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org On 2020/5/29 下午2:50, Guennadi Liakhovetski wrote: > Hi Jason, > > On Fri, May 29, 2020 at 02:01:53PM +0800, Jason Wang wrote: >> On 2020/5/28 上午2:05, Guennadi Liakhovetski wrote: >>> v3: >>> - address several checkpatch warnings >>> - address comments from Mathieu Poirier >>> >>> v2: >>> - update patch #5 with a correct vhost_dev_init() prototype >>> - drop patch #6 - it depends on a different patch, that is currently >>> an RFC >>> - address comments from Pierre-Louis Bossart: >>> * remove "default n" from Kconfig >>> >>> Linux supports RPMsg over VirtIO for "remote processor" /AMP use >>> cases. It can however also be used for virtualisation scenarios, >>> e.g. when using KVM to run Linux on both the host and the guests. >>> This patch set adds a wrapper API to facilitate writing vhost >>> drivers for such RPMsg-based solutions. The first use case is an >>> audio DSP virtualisation project, currently under development, ready >>> for review and submission, available at >>> https://github.com/thesofproject/linux/pull/1501/commits >>> A further patch for the ADSP vhost RPMsg driver will be sent >>> separately for review only since it cannot be merged without audio >>> patches being upstreamed first. >> >> Hi: >> >> It would be hard to evaluate this series without a real user. So if >> possible, I suggest to post the actual user for vhost rpmsg API. > Sure, the whole series is available at > https://github.com/thesofproject/linux/pull/1501/commits or would you > prefer the missing patches posted to the lists too? Yes, since I see new virtio and vhost drivers there. Thanks > > Thanks > Guennadi >