From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jianfeng Tan Subject: [PATCH v2 1/9] net/virtio: fix rewriting LSC flag Date: Thu, 29 Dec 2016 07:30:35 +0000 Message-ID: <1482996643-113253-2-git-send-email-jianfeng.tan@intel.com> References: <1480810702-114815-1-git-send-email-jianfeng.tan@intel.com> <1482996643-113253-1-git-send-email-jianfeng.tan@intel.com> Cc: yuanhan.liu@linux.intel.com, stephen@networkplumber.org, Jianfeng Tan , stable@dpdk.org To: dev@dpdk.org Return-path: In-Reply-To: <1482996643-113253-1-git-send-email-jianfeng.tan@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" The LSC flag is decided according to if VIRTIO_NET_F_STATUS feature is negotiated. Copy the PCI info after the judgement will rewrite the correct result. Fixes: 198ab33677c9 ("net/virtio: move device initialization in a function") CC: stable@dpdk.org Signed-off-by: Jianfeng Tan --- drivers/net/virtio/virtio_ethdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index 079fd6c..aaec338 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -1204,14 +1204,14 @@ virtio_init_device(struct rte_eth_dev *eth_dev, uint64_t req_features) if (virtio_negotiate_features(hw, req_features) < 0) return -1; + rte_eth_copy_pci_info(eth_dev, pci_dev); + /* If host does not support status then disable LSC */ if (!vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) eth_dev->data->dev_flags &= ~RTE_ETH_DEV_INTR_LSC; else eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC; - rte_eth_copy_pci_info(eth_dev, pci_dev); - rx_func_get(eth_dev); /* Setting up rx_header size for the device */ -- 2.7.4