From: Thomas Monjalon <thomas@monjalon.net> To: dev@dpdk.org Cc: ferruh.yigit@intel.com, arybchenko@solarflare.com, Sachin Saxena <sachin.saxena@oss.nxp.com>, Hemant Agrawal <hemant.agrawal@nxp.com>, Anatoly Burakov <anatoly.burakov@intel.com> Subject: [dpdk-dev] [PATCH v3 09/29] net/dpaa2: release port upon close Date: Tue, 29 Sep 2020 01:14:17 +0200 Message-ID: <20200928231437.414489-10-thomas@monjalon.net> (raw) In-Reply-To: <20200928231437.414489-1-thomas@monjalon.net> From: Sachin Saxena <sachin.saxena@oss.nxp.com> With removal of old close behavior, the private port resources must be released in the .dev_close callback. Freeing of port private resources is moved from the ".remove(device)" to the ".dev_close(port)" operation Signed-off-by: Sachin Saxena <sachin.saxena@oss.nxp.com> --- drivers/net/dpaa2/dpaa2_ethdev.c | 95 ++++++++++++++------------------ 1 file changed, 40 insertions(+), 55 deletions(-) diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c index fb4165fa03..7bd3208a19 100644 --- a/drivers/net/dpaa2/dpaa2_ethdev.c +++ b/drivers/net/dpaa2/dpaa2_ethdev.c @@ -99,7 +99,6 @@ static const enum rte_filter_op dpaa2_supported_filter_ops[] = { }; static struct rte_dpaa2_driver rte_dpaa2_pmd; -static int dpaa2_dev_uninit(struct rte_eth_dev *eth_dev); static int dpaa2_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete); static int dpaa2_dev_set_link_up(struct rte_eth_dev *dev); @@ -1241,13 +1240,20 @@ dpaa2_dev_close(struct rte_eth_dev *dev) { struct dpaa2_dev_priv *priv = dev->data->dev_private; struct fsl_mc_io *dpni = (struct fsl_mc_io *)dev->process_private; - int ret; + int i, ret; struct rte_eth_link link; PMD_INIT_FUNC_TRACE(); + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return 0; + + if (!dpni) { + DPAA2_PMD_WARN("Already closed or not started"); + return -1; + } + dpaa2_flow_clean(dev); - /* Clean the device first */ ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token); if (ret) { @@ -1258,6 +1264,31 @@ dpaa2_dev_close(struct rte_eth_dev *dev) memset(&link, 0, sizeof(link)); rte_eth_linkstatus_set(dev, &link); + /* Free private queues memory */ + dpaa2_free_rx_tx_queues(dev); + /* Close the device at underlying layer*/ + ret = dpni_close(dpni, CMD_PRI_LOW, priv->token); + if (ret) { + DPAA2_PMD_ERR("Failure closing dpni device with err code %d", + ret); + } + + /* Free the allocated memory for ethernet private data and dpni*/ + priv->hw = NULL; + dev->process_private = NULL; + rte_free(dpni); + + for (i = 0; i < MAX_TCS; i++) + rte_free((void *)(size_t)priv->extract.tc_extract_param[i]); + + if (priv->extract.qos_extract_param) + rte_free((void *)(size_t)priv->extract.qos_extract_param); + + dev->dev_ops = NULL; + dev->rx_pkt_burst = NULL; + dev->tx_pkt_burst = NULL; + + DPAA2_PMD_INFO("%s: netdev deleted", dev->data->name); return 0; } @@ -2709,56 +2740,9 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev) RTE_LOG(INFO, PMD, "%s: netdev created\n", eth_dev->data->name); return 0; init_err: - dpaa2_dev_uninit(eth_dev); - return ret; -} - -static int -dpaa2_dev_uninit(struct rte_eth_dev *eth_dev) -{ - struct dpaa2_dev_priv *priv = eth_dev->data->dev_private; - struct fsl_mc_io *dpni = (struct fsl_mc_io *)eth_dev->process_private; - int i, ret; - - PMD_INIT_FUNC_TRACE(); - - if (rte_eal_process_type() != RTE_PROC_PRIMARY) - return 0; - - if (!dpni) { - DPAA2_PMD_WARN("Already closed or not started"); - return -1; - } - dpaa2_dev_close(eth_dev); - dpaa2_free_rx_tx_queues(eth_dev); - - /* Close the device at underlying layer*/ - ret = dpni_close(dpni, CMD_PRI_LOW, priv->token); - if (ret) { - DPAA2_PMD_ERR( - "Failure closing dpni device with err code %d", - ret); - } - - /* Free the allocated memory for ethernet private data and dpni*/ - priv->hw = NULL; - eth_dev->process_private = NULL; - rte_free(dpni); - - for (i = 0; i < MAX_TCS; i++) - rte_free((void *)(size_t)priv->extract.tc_extract_param[i]); - - if (priv->extract.qos_extract_param) - rte_free((void *)(size_t)priv->extract.qos_extract_param); - - eth_dev->dev_ops = NULL; - eth_dev->rx_pkt_burst = NULL; - eth_dev->tx_pkt_burst = NULL; - - DPAA2_PMD_INFO("%s: netdev deleted", eth_dev->data->name); - return 0; + return ret; } static int @@ -2809,6 +2793,7 @@ rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv, dpaa2_dev->eth_dev = eth_dev; eth_dev->data->rx_mbuf_alloc_failed = 0; + eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE; if (dpaa2_drv->drv_flags & RTE_DPAA2_DRV_INTR_LSC) eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC; @@ -2827,13 +2812,13 @@ static int rte_dpaa2_remove(struct rte_dpaa2_device *dpaa2_dev) { struct rte_eth_dev *eth_dev; + int ret; eth_dev = dpaa2_dev->eth_dev; - dpaa2_dev_uninit(eth_dev); + dpaa2_dev_close(eth_dev); + ret = rte_eth_dev_release_port(eth_dev); - rte_eth_dev_release_port(eth_dev); - - return 0; + return ret; } static struct rte_dpaa2_driver rte_dpaa2_pmd = { -- 2.28.0
next prev parent reply other threads:[~2020-09-28 23:17 UTC|newest] Thread overview: 201+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-09-13 22:06 [dpdk-dev] [PATCH 00/20] cleanup ethdev close operation Thomas Monjalon 2020-09-13 22:06 ` [dpdk-dev] [PATCH 01/20] ethdev: reset device and interrupt pointers on release Thomas Monjalon 2020-09-23 16:41 ` Ferruh Yigit 2020-09-13 22:06 ` [dpdk-dev] [PATCH 02/20] ethdev: allow drivers to return error on close Thomas Monjalon 2020-09-23 16:41 ` Ferruh Yigit 2020-09-23 20:53 ` Thomas Monjalon 2020-09-23 21:02 ` Stephen Hemminger 2020-09-23 21:06 ` Thomas Monjalon 2020-09-23 21:47 ` Stephen Hemminger 2020-09-23 21:52 ` Thomas Monjalon 2020-09-23 22:02 ` Stephen Hemminger 2020-09-23 22:35 ` Thomas Monjalon 2020-09-24 9:12 ` Bruce Richardson 2020-09-24 10:07 ` Thomas Monjalon 2020-09-24 12:09 ` Ferruh Yigit 2020-09-24 14:48 ` Stephen Hemminger 2020-09-13 22:06 ` [dpdk-dev] [PATCH 03/20] net/af_packet: release port upon close Thomas Monjalon 2020-09-23 16:41 ` Ferruh Yigit 2020-09-13 22:06 ` [dpdk-dev] [PATCH 04/20] net/atlantic: " Thomas Monjalon 2020-09-16 15:14 ` Igor Russkikh 2020-09-23 16:42 ` Ferruh Yigit 2020-09-23 20:50 ` Thomas Monjalon 2020-09-13 22:06 ` [dpdk-dev] [PATCH 05/20] net/axgbe: " Thomas Monjalon 2020-09-13 22:06 ` [dpdk-dev] [PATCH 06/20] net/bonding: " Thomas Monjalon 2020-09-13 22:06 ` [dpdk-dev] [PATCH 07/20] net/failsafe: " Thomas Monjalon 2020-09-23 21:24 ` Thomas Monjalon 2020-09-13 22:06 ` [dpdk-dev] [PATCH 08/20] net/iavf: " Thomas Monjalon 2020-09-13 22:07 ` [dpdk-dev] [PATCH 09/20] net/mlx4: " Thomas Monjalon 2020-09-13 22:07 ` [dpdk-dev] [PATCH 10/20] net/null: " Thomas Monjalon 2020-09-23 16:44 ` Ferruh Yigit 2020-09-23 20:47 ` Thomas Monjalon 2020-09-24 21:58 ` Thomas Monjalon 2020-09-25 8:52 ` Ferruh Yigit 2020-09-25 13:13 ` Thomas Monjalon 2020-09-13 22:07 ` [dpdk-dev] [PATCH 11/20] net/octeontx: " Thomas Monjalon 2020-09-13 22:07 ` [dpdk-dev] [PATCH 12/20] net/pcap: " Thomas Monjalon 2020-09-23 16:44 ` Ferruh Yigit 2020-09-23 20:44 ` Thomas Monjalon 2020-09-24 11:56 ` Ferruh Yigit 2020-09-13 22:07 ` [dpdk-dev] [PATCH 13/20] net/ring: " Thomas Monjalon 2020-09-14 8:51 ` Bruce Richardson 2020-09-13 22:07 ` [dpdk-dev] [PATCH 14/20] net/softnic: " Thomas Monjalon 2020-09-14 15:21 ` Dumitrescu, Cristian 2020-09-13 22:07 ` [dpdk-dev] [PATCH 15/20] net/tap: " Thomas Monjalon 2020-09-13 22:07 ` [dpdk-dev] [PATCH 16/20] ethdev: remove old close behaviour Thomas Monjalon 2020-09-23 16:44 ` Ferruh Yigit 2020-09-23 20:41 ` Thomas Monjalon 2020-09-24 12:00 ` Ferruh Yigit 2020-09-25 4:31 ` Rasesh Mody 2020-09-13 22:07 ` [dpdk-dev] [PATCH 17/20] drivers/net: accept removing device without any port Thomas Monjalon 2020-09-23 16:45 ` Ferruh Yigit 2020-09-27 6:25 ` Xu, Rosen 2020-09-13 22:07 ` [dpdk-dev] [PATCH 18/20] drivers/net: remove redundant MAC addresses freeing Thomas Monjalon 2020-09-23 16:45 ` Ferruh Yigit 2020-09-13 22:07 ` [dpdk-dev] [PATCH 19/20] app/testpmd: reset port status on close notification Thomas Monjalon 2020-09-23 16:45 ` Ferruh Yigit 2020-09-23 20:32 ` Thomas Monjalon 2020-09-24 12:07 ` Ferruh Yigit 2020-09-24 12:17 ` Thomas Monjalon 2020-09-24 13:06 ` Ferruh Yigit 2020-09-13 22:07 ` [dpdk-dev] [PATCH 20/20] app/testpmd: align behaviour of multi-port detach Thomas Monjalon 2020-09-23 16:44 ` [dpdk-dev] [PATCH 00/20] cleanup ethdev close operation Ferruh Yigit 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 00/25] " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 01/25] ethdev: reset device and interrupt pointers on release Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 02/25] ethdev: allow drivers to return error on close Thomas Monjalon 2020-09-28 0:46 ` Xu, Rosen 2020-09-28 9:51 ` Sachin Saxena (OSS) 2020-09-28 18:26 ` [dpdk-dev] [EXT] " Liron Himi 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 03/25] net/af_packet: release port upon close Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 04/25] net/atlantic: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 05/25] net/axgbe: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 06/25] net/bnx2x: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 07/25] net/bonding: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 08/25] net/failsafe: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 09/25] net/mlx4: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 10/25] net/null: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 11/25] net/octeontx: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 12/25] net/pcap: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 13/25] net/qede: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 14/25] net/ring: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 15/25] net/softnic: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 16/25] net/tap: " Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 17/25] ethdev: remove old close behaviour Thomas Monjalon 2020-09-28 18:25 ` [dpdk-dev] [EXT] " Liron Himi 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 18/25] drivers/net: accept removing device without any port Thomas Monjalon 2020-09-28 0:47 ` Xu, Rosen 2020-09-28 9:54 ` Sachin Saxena (OSS) 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 19/25] drivers/net: check process type in close operation Thomas Monjalon 2020-09-27 23:52 ` Thomas Monjalon 2020-09-28 0:50 ` Xu, Rosen 2020-09-28 9:55 ` Sachin Saxena (OSS) 2020-09-28 14:57 ` Ajit Khaparde 2020-09-28 18:25 ` [dpdk-dev] [EXT] " Liron Himi 2020-09-28 18:51 ` [dpdk-dev] " Stephen Hemminger 2020-09-28 20:57 ` Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 20/25] drivers/net: remove redundant MAC addresses freeing Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 21/25] app/testpmd: reset port status on close notification Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 22/25] app/testpmd: align behaviour of multi-port detach Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 23/25] ethdev: remove forcing stopped state upon close Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 24/25] ethdev: reset all when releasing a port Thomas Monjalon 2020-09-27 23:42 ` [dpdk-dev] [PATCH v2 25/25] ethdev: allow close function to return an error Thomas Monjalon 2020-09-28 18:24 ` [dpdk-dev] [EXT] " Liron Himi 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 00/29] cleanup ethdev close operation Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 01/29] ethdev: reset device and interrupt pointers on release Thomas Monjalon 2020-09-29 10:52 ` Andrew Rybchenko 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 02/29] ethdev: allow drivers to return error on close Thomas Monjalon 2020-09-29 2:16 ` Wang, Haiyue 2020-09-29 5:56 ` Guo, Jia 2020-09-29 10:53 ` Andrew Rybchenko 2020-09-30 12:12 ` Ferruh Yigit 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 03/29] net/af_packet: release port upon close Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 04/29] net/atlantic: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 05/29] net/axgbe: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 06/29] net/bnx2x: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 07/29] net/bonding: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 08/29] net/dpaa: " Thomas Monjalon 2020-09-29 4:53 ` Hemant Agrawal 2020-09-28 23:14 ` Thomas Monjalon [this message] 2020-09-29 4:53 ` [dpdk-dev] [PATCH v3 09/29] net/dpaa2: " Hemant Agrawal 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 10/29] net/enetc: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 11/29] net/failsafe: " Thomas Monjalon 2020-10-05 10:19 ` Gaëtan Rivet 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 12/29] net/mlx4: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 13/29] net/null: " Thomas Monjalon 2020-09-29 16:47 ` Ferruh Yigit 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 14/29] net/octeontx: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 15/29] net/pcap: " Thomas Monjalon 2020-09-29 16:49 ` Ferruh Yigit 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 16/29] net/pfe: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 17/29] net/qede: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 18/29] net/ring: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 19/29] net/softnic: " Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 20/29] net/tap: " Thomas Monjalon 2020-09-30 8:34 ` wangyunjian 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 21/29] ethdev: remove old close behaviour Thomas Monjalon 2020-09-29 2:27 ` Wang, Haiyue 2020-09-29 5:55 ` Guo, Jia 2020-09-29 10:38 ` Andrew Rybchenko 2020-09-29 17:08 ` Ferruh Yigit 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 22/29] drivers/net: accept removing device without any port Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 23/29] drivers/net: check process type in close operation Thomas Monjalon 2020-09-29 2:39 ` Wang, Haiyue 2020-09-29 5:53 ` Guo, Jia 2020-09-29 10:42 ` Andrew Rybchenko 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 24/29] drivers/net: remove redundant MAC addresses freeing Thomas Monjalon 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 25/29] app/testpmd: reset port status on close notification Thomas Monjalon 2020-09-30 12:15 ` Ferruh Yigit 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 26/29] app/testpmd: align behaviour of multi-port detach Thomas Monjalon 2020-09-30 12:17 ` Ferruh Yigit 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 27/29] ethdev: remove forcing stopped state upon close Thomas Monjalon 2020-09-29 10:44 ` Andrew Rybchenko 2020-09-29 16:01 ` Ferruh Yigit 2020-09-29 16:06 ` Thomas Monjalon 2020-09-29 16:39 ` Ferruh Yigit 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 28/29] ethdev: reset all when releasing a port Thomas Monjalon 2020-09-29 2:34 ` Wang, Haiyue 2020-09-29 5:51 ` Guo, Jia 2020-09-29 10:26 ` Maxime Coquelin 2020-09-29 10:36 ` Thomas Monjalon 2020-09-29 11:58 ` Wang, Haiyue 2020-09-29 15:50 ` Ferruh Yigit 2020-09-29 16:02 ` Thomas Monjalon 2020-09-29 16:35 ` Ferruh Yigit 2020-09-30 12:17 ` Ferruh Yigit 2020-09-29 10:50 ` Andrew Rybchenko 2020-09-28 23:14 ` [dpdk-dev] [PATCH v3 29/29] ethdev: allow close function to return an error Thomas Monjalon 2020-09-29 11:05 ` Andrew Rybchenko 2020-09-29 11:47 ` Thomas Monjalon 2020-09-29 11:54 ` Andrew Rybchenko 2020-09-28 23:33 ` [dpdk-dev] [PATCH v3 00/29] cleanup ethdev close operation Stephen Hemminger 2020-09-30 12:22 ` Ferruh Yigit 2020-10-05 17:08 ` [dpdk-dev] [PATCH v4 0/3] " Thomas Monjalon 2020-10-05 17:08 ` [dpdk-dev] [PATCH v4 1/3] ethdev: remove forcing stopped state upon close Thomas Monjalon 2020-10-05 17:08 ` [dpdk-dev] [PATCH v4 2/3] ethdev: reset all when releasing a port Thomas Monjalon 2020-10-05 17:08 ` [dpdk-dev] [PATCH v4 3/3] ethdev: allow close function to return an error Thomas Monjalon 2020-10-06 9:43 ` Ferruh Yigit 2020-10-06 10:57 ` Thomas Monjalon 2020-10-13 8:40 ` Andrew Rybchenko 2020-10-13 8:55 ` Thomas Monjalon 2020-10-13 9:33 ` Ferruh Yigit 2020-10-13 10:06 ` [dpdk-dev] [PATCH v5 0/3] cleanup ethdev close operation Thomas Monjalon 2020-10-13 10:06 ` [dpdk-dev] [PATCH v5 1/3] ethdev: remove forcing stopped state upon close Thomas Monjalon 2020-10-13 12:36 ` Ferruh Yigit 2020-10-13 12:49 ` Thomas Monjalon 2020-10-13 12:45 ` Ferruh Yigit 2020-10-13 12:51 ` Thomas Monjalon 2020-10-13 17:54 ` Ferruh Yigit 2020-10-13 17:59 ` Thomas Monjalon 2020-10-13 10:06 ` [dpdk-dev] [PATCH v5 2/3] ethdev: reset all when releasing a port Thomas Monjalon 2020-10-13 13:10 ` Ferruh Yigit 2020-10-13 10:06 ` [dpdk-dev] [PATCH v5 3/3] ethdev: allow close function to return an error Thomas Monjalon 2020-10-13 10:41 ` Andrew Rybchenko 2020-10-13 10:43 ` Thomas Monjalon 2020-10-13 13:10 ` Ferruh Yigit 2020-10-16 13:32 ` [dpdk-dev] [PATCH v6 0/3] cleanup ethdev close operation Thomas Monjalon 2020-10-16 13:32 ` [dpdk-dev] [PATCH v6 1/3] ethdev: remove forcing stopped state upon close Thomas Monjalon 2020-10-16 13:32 ` [dpdk-dev] [PATCH v6 2/3] ethdev: reset all when releasing a port Thomas Monjalon 2020-10-16 15:21 ` Ajit Khaparde 2020-10-16 13:32 ` [dpdk-dev] [PATCH v6 3/3] ethdev: allow close function to return an error Thomas Monjalon 2020-10-16 17:55 ` [dpdk-dev] [PATCH v6 0/3] cleanup ethdev close operation Ferruh Yigit 2020-10-20 12:24 ` Bruce Richardson
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