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=unavailable 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 11EA8C433E3 for ; Fri, 29 May 2020 06:02:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFE4B212CC for ; Fri, 29 May 2020 06:02:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="HP/Hr9Ta" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726106AbgE2GCJ (ORCPT ); Fri, 29 May 2020 02:02:09 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:29499 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725939AbgE2GCJ (ORCPT ); Fri, 29 May 2020 02:02:09 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1590732127; 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=ffiZE6g18lngbbpjo1gUPeKuc7C2D+JU9iaxsPoeJj8=; b=HP/Hr9Tazy/MZxV67qQr34JMcpq4erwjk+1a3j+sVgLTURXgdrZM4CecwiQUpLYDpvJ3DY YRIxn7jnk5FvbIDPLPF7eFI2cShfREnBx1E02DTbTtQurfIrhl9/NkSkVK1re5yOpe9JQz Eu0WeQQF4LpbmwUjkkL5rbq21J0FAU0= 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-344-6lfzZSWOMTejw0vtJNWU-w-1; Fri, 29 May 2020 02:02:03 -0400 X-MC-Unique: 6lfzZSWOMTejw0vtJNWU-w-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1E2E9460; Fri, 29 May 2020 06:02:02 +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 3F68210013DB; Fri, 29 May 2020 06:01:54 +0000 (UTC) Subject: Re: [PATCH v3 0/5] Add a vhost RPMsg API To: Guennadi Liakhovetski , kvm@vger.kernel.org Cc: 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> From: Jason Wang Message-ID: <044a3b81-e0fd-5d96-80ff-b13e587f9d39@redhat.com> Date: Fri, 29 May 2020 14:01:53 +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: <20200527180541.5570-1-guennadi.liakhovetski@linux.intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org 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. Thanks > > Thanks > Guennadi