From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Freimann Subject: [PATCH v3 17/21] net/virtio: disable ctrl virtqueue for packed rings Date: Thu, 5 Apr 2018 12:10:27 +0200 Message-ID: <20180405101031.26468-18-jfreimann@redhat.com> References: <20180405101031.26468-1-jfreimann@redhat.com> Cc: tiwei.bie@intel.com, yliu@fridaylinux.org, maxime.coquelin@redhat.com, mst@redhat.com To: dev@dpdk.org Return-path: Received: from mx1.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by dpdk.org (Postfix) with ESMTP id E872F1CAE5 for ; Thu, 5 Apr 2018 12:11:31 +0200 (CEST) In-Reply-To: <20180405101031.26468-1-jfreimann@redhat.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Jens Freiman --- drivers/net/virtio/virtio_ethdev.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index dc220c743..7367d9c5d 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -1157,6 +1157,13 @@ virtio_negotiate_features(struct virtio_hw *hw, uint64_t req_features) req_features &= ~(1ull << VIRTIO_F_RING_PACKED); #endif + if (req_features & (1ULL << VIRTIO_F_RING_PACKED)) { + req_features &= ~(1ull << VIRTIO_NET_F_CTRL_MAC_ADDR); + req_features &= ~(1ull << VIRTIO_NET_F_CTRL_VQ); + req_features &= ~(1ull << VIRTIO_NET_F_CTRL_RX); + req_features &= ~(1ull << VIRTIO_NET_F_CTRL_VLAN); + } + /* * Negotiate features: Subset of device feature bits are written back * guest feature bits. -- 2.14.3