From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jianfeng Tan Subject: [PATCH v3 01/10] net/virtio: fix rewriting LSC flag Date: Mon, 16 Jan 2017 14:46:53 +0000 Message-ID: <1484578022-92705-2-git-send-email-jianfeng.tan@intel.com> References: <1480810702-114815-1-git-send-email-jianfeng.tan@intel.com> <1484578022-92705-1-git-send-email-jianfeng.tan@intel.com> Cc: yuanhan.liu@linux.intel.com, stephen@networkplumber.org, lei.a.yao@intel.com, Jianfeng Tan , stable@dpdk.org To: dev@dpdk.org Return-path: In-Reply-To: <1484578022-92705-1-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 | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index f596f4d..837d3df 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -1208,17 +1208,17 @@ virtio_init_device(struct rte_eth_dev *eth_dev, uint64_t req_features) if (virtio_negotiate_features(hw, req_features) < 0) return -1; + if (eth_dev->device) { + pci_dev = RTE_DEV_TO_PCI(eth_dev->device); + 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; - if (eth_dev->device) { - pci_dev = RTE_DEV_TO_PCI(eth_dev->device); - 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