From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id 8F8325F2A for ; Mon, 25 Jun 2018 09:17:43 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Jun 2018 00:17:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,269,1526367600"; d="scan'208";a="66973177" Received: from dpdk51.sh.intel.com ([10.67.110.190]) by fmsmga001.fm.intel.com with ESMTP; 25 Jun 2018 00:17:25 -0700 From: Qi Zhang To: thomas@monjalon.net, anatoly.burakov@intel.com Cc: konstantin.ananyev@intel.com, dev@dpdk.org, bruce.richardson@intel.com, ferruh.yigit@intel.com, benjamin.h.shelton@intel.com, narender.vangati@intel.com, Qi Zhang Date: Mon, 25 Jun 2018 15:17:30 +0800 Message-Id: <20180625071745.16810-9-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180625071745.16810-1-qi.z.zhang@intel.com> References: <20180607123849.14439-1-qi.z.zhang@intel.com> <20180625071745.16810-1-qi.z.zhang@intel.com> Subject: [dpdk-dev] [PATCH v3 08/23] net/i40e: enable port detach on secondary process X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Jun 2018 07:17:44 -0000 Previously, detach port on secondary process will mess primary process and cause same device can't be attached again, by take advantage of rte_eth_release_port_private, we can support this with minor change. Signed-off-by: Qi Zhang --- drivers/net/i40e/i40e_ethdev.c | 2 ++ drivers/net/i40e/i40e_ethdev_vf.c | 9 +++++++++ 2 files changed, 11 insertions(+) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 13c5d3296..7d1f98422 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -678,6 +678,8 @@ static int eth_i40e_pci_remove(struct rte_pci_device *pci_dev) if (!ethdev) return -ENODEV; + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return rte_eth_dev_release_port_private(ethdev); if (ethdev->data->dev_flags & RTE_ETH_DEV_REPRESENTOR) return rte_eth_dev_destroy(ethdev, i40e_vf_representor_uninit); diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c index 804e44530..fc6f079d5 100644 --- a/drivers/net/i40e/i40e_ethdev_vf.c +++ b/drivers/net/i40e/i40e_ethdev_vf.c @@ -1500,6 +1500,15 @@ static int eth_i40evf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, static int eth_i40evf_pci_remove(struct rte_pci_device *pci_dev) { + struct rte_eth_dev *ethdev; + ethdev = rte_eth_dev_allocated(pci_dev->device.name); + + if (!ethdev) + return -ENODEV; + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return rte_eth_dev_release_port_private(ethdev); + return rte_eth_dev_pci_generic_remove(pci_dev, i40evf_dev_uninit); } -- 2.13.6