From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id CC75F5F17 for ; Tue, 26 Jun 2018 09:08:36 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Jun 2018 00:08:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,273,1526367600"; d="scan'208";a="240660107" Received: from dpdk51.sh.intel.com ([10.67.110.190]) by fmsmga006.fm.intel.com with ESMTP; 26 Jun 2018 00:08:35 -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: Tue, 26 Jun 2018 15:08:31 +0800 Message-Id: <20180626070832.3055-24-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180626070832.3055-1-qi.z.zhang@intel.com> References: <20180607123849.14439-1-qi.z.zhang@intel.com> <20180626070832.3055-1-qi.z.zhang@intel.com> Subject: [dpdk-dev] [PATCH v4 23/24] net/vhost: 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: Tue, 26 Jun 2018 07:08:37 -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/vhost/rte_eth_vhost.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c index ba9d768a0..f773711b4 100644 --- a/drivers/net/vhost/rte_eth_vhost.c +++ b/drivers/net/vhost/rte_eth_vhost.c @@ -1353,6 +1353,7 @@ rte_pmd_vhost_probe(struct rte_vdev_device *dev) } /* TODO: request info from primary to set up Rx and Tx */ eth_dev->dev_ops = &ops; + eth_dev->device = &dev->device; rte_eth_dev_probing_finish(eth_dev); return 0; } @@ -1435,6 +1436,16 @@ rte_pmd_vhost_remove(struct rte_vdev_device *dev) if (eth_dev == NULL) return -ENODEV; + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + /* detach device on local pprocess only */ + if (strlen(rte_vdev_device_args(dev)) == 0) + return rte_eth_dev_release_port_private(eth_dev); + /** + * else this is a private device for current process + * so continue with normal detach scenario + */ + } + eth_dev_close(eth_dev); rte_free(vring_states[eth_dev->data->port_id]); -- 2.13.6