From patchwork Wed Jul 4 04:24:01 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nicholas A. Bellinger" X-Patchwork-Id: 1154001 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 62CB2DFFCC for ; Wed, 4 Jul 2012 04:26:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752129Ab2GDE0o (ORCPT ); Wed, 4 Jul 2012 00:26:44 -0400 Received: from mail.linux-iscsi.org ([67.23.28.174]:33709 "EHLO linux-iscsi.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752050Ab2GDE0m (ORCPT ); Wed, 4 Jul 2012 00:26:42 -0400 Received: from linux-iscsi.org (localhost [127.0.0.1]) by linux-iscsi.org (Postfix) with ESMTP id 716E222D9DC; Wed, 4 Jul 2012 04:24:19 +0000 (UTC) From: "Nicholas A. Bellinger" To: target-devel Cc: linux-scsi , lf-virt , kvm-devel , Stefan Hajnoczi , Zhi Yong Wu , Anthony Liguori , Paolo Bonzini , "Michael S. Tsirkin" , Christoph Hellwig , Jens Axboe , Hannes Reinecke Subject: [PATCH 1/6] vhost: Separate vhost-net features from vhost features Date: Wed, 4 Jul 2012 04:24:01 +0000 Message-Id: <1341375846-27882-2-git-send-email-nab@linux-iscsi.org> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1341375846-27882-1-git-send-email-nab@linux-iscsi.org> References: <1341375846-27882-1-git-send-email-nab@linux-iscsi.org> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Stefan Hajnoczi In order for other vhost devices to use the VHOST_FEATURES bits the vhost-net specific bits need to be moved to their own VHOST_NET_FEATURES constant. Signed-off-by: Stefan Hajnoczi Cc: Zhi Yong Wu Cc: Michael S. Tsirkin Cc: Paolo Bonzini Signed-off-by: Nicholas A. Bellinger --- drivers/vhost/net.c | 4 ++-- drivers/vhost/vhost.h | 3 ++- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index f82a739..072cbba 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -823,14 +823,14 @@ static long vhost_net_ioctl(struct file *f, unsigned int ioctl, return -EFAULT; return vhost_net_set_backend(n, backend.index, backend.fd); case VHOST_GET_FEATURES: - features = VHOST_FEATURES; + features = VHOST_NET_FEATURES; if (copy_to_user(featurep, &features, sizeof features)) return -EFAULT; return 0; case VHOST_SET_FEATURES: if (copy_from_user(&features, featurep, sizeof features)) return -EFAULT; - if (features & ~VHOST_FEATURES) + if (features & ~VHOST_NET_FEATURES) return -EOPNOTSUPP; return vhost_net_set_features(n, features); case VHOST_RESET_OWNER: diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h index 8de1fd5..07b9763 100644 --- a/drivers/vhost/vhost.h +++ b/drivers/vhost/vhost.h @@ -201,7 +201,8 @@ enum { VHOST_FEATURES = (1ULL << VIRTIO_F_NOTIFY_ON_EMPTY) | (1ULL << VIRTIO_RING_F_INDIRECT_DESC) | (1ULL << VIRTIO_RING_F_EVENT_IDX) | - (1ULL << VHOST_F_LOG_ALL) | + (1ULL << VHOST_F_LOG_ALL), + VHOST_NET_FEATURES = VHOST_FEATURES | (1ULL << VHOST_NET_F_VIRTIO_NET_HDR) | (1ULL << VIRTIO_NET_F_MRG_RXBUF), };