Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1031265AbcCQVYq (ORCPT ); Thu, 17 Mar 2016 17:24:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58915 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967141AbcCQVYo (ORCPT ); Thu, 17 Mar 2016 17:24:44 -0400 From: Aaron Conole To: Pankaj Gupta Cc: netdev@vger.kernel.org, "Michael S. Tsirkin" , virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [RFC v2 -next 0/2] virtio-net: Advised MTU feature References: <1458075853-14789-1-git-send-email-aconole@redhat.com> <1969060351.30231176.1458104130844.JavaMail.zimbra@redhat.com> Date: Thu, 17 Mar 2016 17:24:40 -0400 In-Reply-To: <1969060351.30231176.1458104130844.JavaMail.zimbra@redhat.com> (Pankaj Gupta's message of "Wed, 16 Mar 2016 00:55:30 -0400 (EDT)") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1117 Lines: 37 Pankaj Gupta writes: >> >> The following series adds the ability for a hypervisor to set an MTU on the >> guest during feature negotiation phase. This is useful for VM orchestration >> when, for instance, tunneling is involved and the MTU of the various systems >> should be homogenous. >> >> The first patch adds the feature bit as described in the proposed VFIO spec > > You mean VIRTIO spec? Yes, sorry. >> addition found at >> https://lists.oasis-open.org/archives/virtio-dev/201603/msg00001.html >> >> The second patch adds a user of the bit, and a warning when the guest changes >> the MTU from the hypervisor advised MTU. Future patches may add more thorough >> error handling. >> >> v2: >> * Whitespace and code style cleanups from Sergei Shtylyov and Paolo Abeni >> * Additional test before printing a warning >> >> Aaron Conole (2): >> virtio: Start feature MTU support >> virtio_net: Read the advised MTU >> >> drivers/net/virtio_net.c | 12 ++++++++++++ >> include/uapi/linux/virtio_net.h | 3 +++ >> 2 files changed, 15 insertions(+) >> >> -- >> 2.5.0 >> >>