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=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 05DF4C4332D for ; Fri, 20 Mar 2020 06:48:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CDF9020781 for ; Fri, 20 Mar 2020 06:48:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="ghp/qxRR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726878AbgCTGsp (ORCPT ); Fri, 20 Mar 2020 02:48:45 -0400 Received: from us-smtp-delivery-74.mimecast.com ([216.205.24.74]:23819 "EHLO us-smtp-delivery-74.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726232AbgCTGso (ORCPT ); Fri, 20 Mar 2020 02:48:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1584686923; 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: in-reply-to:in-reply-to:references:references; bh=I8J6IN+TuY0BJsRchoBI9oAN0K/XoUEqJ8kuURXbQjM=; b=ghp/qxRR52Pa0JwCFG1E1YEfoc/yEsoQuokJKQ7Qn+eBjtTomqE5VsuzSSGL0dEopJ+JgE GQSzSWq2WSjhIjWhsekd4nZnvM6dSh1OlzHr5FxrMTACUY6wVVDVnLUqjUHu0Tiatpyb3E FkumCf2/05Vox2eY/VnX20B1//K6QAs= 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-155-hj1uEHnlPI2nAfHMwlmZAQ-1; Fri, 20 Mar 2020 02:48:37 -0400 X-MC-Unique: hj1uEHnlPI2nAfHMwlmZAQ-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 BBE23477; Fri, 20 Mar 2020 06:48:34 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-112-49.ams2.redhat.com [10.36.112.49]) by smtp.corp.redhat.com (Postfix) with ESMTP id C96EEBBBF2; Fri, 20 Mar 2020 06:48:31 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 954249DB3; Fri, 20 Mar 2020 07:48:30 +0100 (CET) Date: Fri, 20 Mar 2020 07:48:30 +0100 From: Gerd Hoffmann To: David Stevens Cc: David Airlie , Daniel Vetter , "Michael S . Tsirkin" , Jason Wang , Sumit Semwal , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org, virtio-dev@lists.oasis-open.org Subject: Re: [PATCH v3 0/4] Support virtio cross-device resources Message-ID: <20200320064830.svdgh4xuxbxz6bc4@sirius.home.kraxel.org> References: <20200311112004.47138-1-stevensd@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200311112004.47138-1-stevensd@chromium.org> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org On Wed, Mar 11, 2020 at 08:20:00PM +0900, David Stevens wrote: > This patchset implements the current proposal for virtio cross-device > resource sharing [1], with minor changes based on recent comments. It > is expected that this will be used to import virtio resources into the > virtio-video driver currently under discussion [2]. > > This patchset adds a new hook to dma-buf, for querying the dma-buf's > underlying virtio UUID. This hook is then plumbed through DRM PRIME > buffers, and finally implemented in virtgpu. Looks all fine to me. We should wait for the virtio protocol update (patch 3/4) being accepted into the virtio specification. When this is done I'll go commit this to drm-misc-next. cheers, Gerd