From patchwork Thu Jun 21 02:00:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qi Zhang X-Patchwork-Id: 41332 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 2DF731B901; Thu, 21 Jun 2018 04:10:31 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id E3C4E1B5F5 for ; Thu, 21 Jun 2018 04:00:40 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Jun 2018 19:00:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,249,1526367600"; d="scan'208";a="64993852" Received: from dpdk51.sh.intel.com ([10.67.110.190]) by fmsmga004.fm.intel.com with ESMTP; 20 Jun 2018 19:00:39 -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: Thu, 21 Jun 2018 10:00:45 +0800 Message-Id: <20180621020059.1198-9-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180621020059.1198-1-qi.z.zhang@intel.com> References: <20180607123849.14439-1-qi.z.zhang@intel.com> <20180621020059.1198-1-qi.z.zhang@intel.com> Subject: [dpdk-dev] [PATCH v2 08/22] net/ixgbe: 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 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/ixgbe/ixgbe_ethdev.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index 87d2ad090..f9d560835 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -1792,6 +1792,9 @@ static int eth_ixgbe_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, ixgbe_vf_representor_uninit); else @@ -1809,6 +1812,15 @@ static struct rte_pci_driver rte_ixgbe_pmd = { static int eth_ixgbevf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, 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_probe(pci_dev, sizeof(struct ixgbe_adapter), eth_ixgbevf_dev_init); }