From patchwork Thu Sep 24 03:21:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Wang X-Patchwork-Id: 260274 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=-11.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS 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 ECE15C4727D for ; Thu, 24 Sep 2020 03:25:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B1EB5235F7 for ; Thu, 24 Sep 2020 03:25:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="P1uG7sJP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727096AbgIXDZl (ORCPT ); Wed, 23 Sep 2020 23:25:41 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:27377 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726764AbgIXDZl (ORCPT ); Wed, 23 Sep 2020 23:25:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1600917940; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9JjDz5I+JlXV5OkcQPnYHfpYpW55ZyPxuGBbeeuU1mY=; b=P1uG7sJPUQqmtwlDrhGBFZdsA+7Eg9TkG0KjjeUuaHP2ZKBZ7l9bsgaAlkToztRmTEV9s4 vMaK3fh6y6ykIzNVyCjQRcnIxpBMxU6Nj6NC+Wj762Hs7CBJikC1dpZ0RLu2mt0GZ86Xlk WbxL0IZ/llCu2R+kDhAuieIYaK1pUlI= 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-FpMlv3VaPOW1LfK_QsZGoA-1; Wed, 23 Sep 2020 23:25:38 -0400 X-MC-Unique: FpMlv3VaPOW1LfK_QsZGoA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 6F51781CAFC; Thu, 24 Sep 2020 03:25:36 +0000 (UTC) Received: from jason-ThinkPad-X1-Carbon-6th.redhat.com (ovpn-13-193.pek2.redhat.com [10.72.13.193]) by smtp.corp.redhat.com (Postfix) with ESMTP id 70FFD3782; Thu, 24 Sep 2020 03:25:24 +0000 (UTC) From: Jason Wang To: mst@redhat.com, jasowang@redhat.com Cc: lulu@redhat.com, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, rob.miller@broadcom.com, lingshan.zhu@intel.com, eperezma@redhat.com, hanand@xilinx.com, mhabets@solarflare.com, eli@mellanox.com, amorenoz@redhat.com, maxime.coquelin@redhat.com, stefanha@redhat.com, sgarzare@redhat.com Subject: [RFC PATCH 20/24] vdpa_sim: advertise VIRTIO_NET_F_MTU Date: Thu, 24 Sep 2020 11:21:21 +0800 Message-Id: <20200924032125.18619-21-jasowang@redhat.com> In-Reply-To: <20200924032125.18619-1-jasowang@redhat.com> References: <20200924032125.18619-1-jasowang@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org We've already reported maximum mtu via config space, so let's advertise the feature. Signed-off-by: Jason Wang --- drivers/vdpa/vdpa_sim/vdpa_sim.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c index d1764a64578d..4b2d0d3fbc87 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c @@ -61,7 +61,8 @@ struct vdpasim_virtqueue { static u64 vdpasim_features = (1ULL << VIRTIO_F_ANY_LAYOUT) | (1ULL << VIRTIO_F_VERSION_1) | - (1ULL << VIRTIO_F_ACCESS_PLATFORM); + (1ULL << VIRTIO_F_ACCESS_PLATFORM) | + (1ULL << VIRTIO_NET_F_MTU); /* State of each vdpasim device */ struct vdpasim {