From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id ADFBD1B3FC for ; Thu, 7 Jun 2018 14:38:49 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Jun 2018 05:38:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,486,1520924400"; d="scan'208";a="62605640" Received: from dpdk51.sh.intel.com ([10.67.110.184]) by orsmga001.jf.intel.com with ESMTP; 07 Jun 2018 05:38:47 -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, 7 Jun 2018 20:38:41 +0800 Message-Id: <20180607123849.14439-15-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180607123849.14439-1-qi.z.zhang@intel.com> References: <20180607123849.14439-1-qi.z.zhang@intel.com> Subject: [dpdk-dev] [PATCH 14/22] net/failsafe: 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: Thu, 07 Jun 2018 12:38:50 -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_local, we can support this with minor change. Signed-off-by: Qi Zhang --- drivers/net/failsafe/failsafe.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/net/failsafe/failsafe.c b/drivers/net/failsafe/failsafe.c index eafbb75df..aa676069d 100644 --- a/drivers/net/failsafe/failsafe.c +++ b/drivers/net/failsafe/failsafe.c @@ -328,6 +328,7 @@ rte_pmd_failsafe_probe(struct rte_vdev_device *vdev) } /* TODO: request info from primary to set up Rx and Tx */ eth_dev->dev_ops = &failsafe_ops; + eth_dev->device = &vdev->device; rte_eth_dev_probing_finish(eth_dev); return 0; } @@ -338,10 +339,25 @@ rte_pmd_failsafe_probe(struct rte_vdev_device *vdev) static int rte_pmd_failsafe_remove(struct rte_vdev_device *vdev) { + struct rte_eth_dev *eth_dev; const char *name; name = rte_vdev_device_name(vdev); INFO("Uninitializing " FAILSAFE_DRIVER_NAME " for %s", name); + + eth_dev = rte_eth_dev_allocated(name); + if (!eth_dev) + return -ENODEV; + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + /* detach device on local pprocess only */ + if (strlen(rte_vdev_device_args(vdev)) == 0) + return rte_eth_dev_release_port_local(eth_dev); + /** + * else this is a private device for current process + * so continue with normal detach scenario. + */ + } + return fs_rte_eth_free(name); } -- 2.13.6