From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Freimann Subject: [PATCH v5 09/11] net/virtio: disable ctrl virtqueue for packed rings Date: Thu, 6 Sep 2018 19:19:45 +0100 Message-ID: <20180906181947.20646-10-jfreimann@redhat.com> References: <20180906181947.20646-1-jfreimann@redhat.com> Cc: tiwei.bie@intel.com, maxime.coquelin@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 E26B35A6A for ; Thu, 6 Sep 2018 20:20:36 +0200 (CEST) In-Reply-To: <20180906181947.20646-1-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 | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index a2bb726ba..b02c65598 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -1161,6 +1161,15 @@ virtio_negotiate_features(struct virtio_hw *hw, uint64_t req_features) req_features &= ~(1ULL << VIRTIO_NET_F_MTU); } +#ifdef RTE_LIBRTE_VIRTIO_PQ + 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); + } +#endif + /* * Negotiate features: Subset of device feature bits are written back * guest feature bits. -- 2.17.1