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Tsirkin" , David Airlie , Jason Wang , Stefan Hajnoczi Subject: Re: [PATCH v3 1/2] drm/virtio: Add window server support Message-ID: <20180212115242.z3qv5uejbnhgvd6o@sirius.home.kraxel.org> References: <20180126135803.29781-2-tomeu.vizoso@collabora.com> <20180201163623.5cs2ysykg5wgulf4@sirius.home.kraxel.org> <49785e0d-936a-c3b4-62dd-aafc7083a942@collabora.com> <20180205122017.4vb5nlpodkq2uhxa@sirius.home.kraxel.org> <20180205160322.sntv5uoqp5o7flnh@sirius.home.kraxel.org> <20180206142302.vdjyqmnoypydci4t@sirius.home.kraxel.org> <04687943-847b-25a7-42ef-a21b4c7ef0cf@collabora.com> <38880e66-b676-1170-c2ca-5a5603c5b521@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <38880e66-b676-1170-c2ca-5a5603c5b521@collabora.com> User-Agent: NeoMutt/20171215 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 12 Feb 2018 11:52:49 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 12 Feb 2018 11:52:49 +0000 (UTC) for IP:'10.11.54.3' DOMAIN:'int-mx03.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'kraxel@redhat.com' RCPT:'' Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, > can we reach agreement on whether vsock should be involved in this? I think the best approach would be to have guest proxy and host proxy use vsock for the wayland protocol. Use a wayland protocol extension to reference the buffers in stdvga / ivshmem / virtio-gpu. Only the two proxies need to understand the extension, the client <=> guest proxy and host proxy <=> server communication would be standard wayland protocol. cheers, Gerd