From mboxrd@z Thu Jan 1 00:00:00 1970 From: Qi Zhang Subject: [PATCH 09/22] net/e1000: enable port detach on secondary process Date: Thu, 7 Jun 2018 20:38:36 +0800 Message-ID: <20180607123849.14439-10-qi.z.zhang@intel.com> References: <20180607123849.14439-1-qi.z.zhang@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 To: thomas@monjalon.net, anatoly.burakov@intel.com Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 8AD661B28E for ; Thu, 7 Jun 2018 14:38:40 +0200 (CEST) In-Reply-To: <20180607123849.14439-1-qi.z.zhang@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" 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_local, we can support this with minor change. Signed-off-by: Qi Zhang --- drivers/net/e1000/em_ethdev.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c index 7039dc100..e626cb10c 100644 --- a/drivers/net/e1000/em_ethdev.c +++ b/drivers/net/e1000/em_ethdev.c @@ -349,6 +349,15 @@ static int eth_em_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, static int eth_em_pci_remove(struct rte_pci_device *pci_dev) { + struct rte_eth_dev *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_local(ethdev); + return rte_eth_dev_pci_generic_remove(pci_dev, eth_em_dev_uninit); } -- 2.13.6