From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhiyong.yang@intel.com Subject: [PATCH v3 2/4] net/virtio: add checking for cvq Date: Wed, 21 Mar 2018 11:03:41 +0800 Message-ID: <20180321030343.64399-3-zhiyong.yang@intel.com> References: <20180214145330.4679-1-zhiyong.yang@intel.com> <20180321030343.64399-1-zhiyong.yang@intel.com> Cc: jianfeng.tan@intel.com, zhihong.wang@intel.com, maxime.coquelin@redhat.com, thomas@monjalon.net, dong1.wang@intel.com, tiwei.bie@intel.com, Zhiyong Yang To: dev@dpdk.org Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 6017C8E01 for ; Wed, 21 Mar 2018 04:03:51 +0100 (CET) In-Reply-To: <20180321030343.64399-1-zhiyong.yang@intel.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" Add checking for cvq to judge if virtio_ack_link_announce should be called. The existing code doesn't cause issue, and add the checking just to look more reasonable. Signed-off-by: Zhiyong Yang --- drivers/net/virtio/virtio_ethdev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index f377d8aa3..b567d3cf8 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -1337,7 +1337,8 @@ virtio_interrupt_handler(void *param) if (isr & VIRTIO_NET_S_ANNOUNCE) { virtio_notify_peers(dev); - virtio_ack_link_announce(dev); + if (hw->cvq) + virtio_ack_link_announce(dev); } } -- 2.14.3