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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>,
	"Wang, Haiyue" <haiyue.wang@intel.com>,
	Maxime Coquelin <maxime.coquelin@redhat.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"arybchenko@solarflare.com" <arybchenko@solarflare.com>,
	Shepard Siegel <shepard.siegel@atomicrules.com>,
	Ed Czeck <ed.czeck@atomicrules.com>,
	John Miller <john.miller@atomicrules.com>,
	Igor Russkikh <igor.russkikh@aquantia.com>,
	Pavel Belous <pavel.belous@aquantia.com>,
	Somalapuram Amaranath <asomalap@amd.com>,
	Ajit Khaparde <ajit.khaparde@broadcom.com>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	Chas Williams <chas3@att.com>,
	"Wei Hu (Xavier)" <xavier.huwei@huawei.com>,
	Hemant Agrawal <hemant.agrawal@nxp.com>,
	Sachin Saxena <sachin.saxena@oss.nxp.com>,
	"Guo, Jia" <jia.guo@intel.com>, Marcin Wojtas <mw@semihalf.com>,
	Michal Krawczyk <mk@semihalf.com>,
	Guy Tzalik <gtzalik@amazon.com>,
	Evgeny Schemeilin <evgenys@amazon.com>,
	Igor Chauskin <igorch@amazon.com>,
	"Zhang, Qi Z" <qi.z.zhang@intel.com>,
	"Wang, Xiao W" <xiao.w.wang@intel.com>,
	Ziyang Xuan <xuanziyang2@huawei.com>,
	Xiaoyun Wang <cloud.wangxiaoyun@huawei.com>,
	Guoyang Zhou <zhouguoyang@huawei.com>,
	"Min Hu (Connor)" <humin29@huawei.com>,
	Yisen Zhuang <yisen.zhuang@huawei.com>,
	"Xing, Beilei" <beilei.xing@intel.com>,
	"Wu, Jingjing" <jingjing.wu@intel.com>,
	"Yang, Qiming" <qiming.yang@intel.com>,
	Alfredo Cardigliano <cardigliano@ntop.org>,
	Shijith Thotton <sthotton@marvell.com>,
	Srisivasubramanian Srinivasan <srinivasan@marvell.com>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	"K. Y. Srinivasan" <kys@microsoft.com>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Long Li <longli@microsoft.com>, Harman Kalra <hkalra@marvell.com>,
	Rasesh Mody <rmody@marvell.com>,
	Shahed Shaikh <shshaikh@marvell.com>,
	"Wiles, Keith" <keith.wiles@intel.com>,
	"Xia, Chenbo" <chenbo.xia@intel.com>,
	"Wang, Zhihong" <zhihong.wang@intel.com>,
	Yong Wang <yongwang@vmware.com>,
	"matan@nvidia.com" <matan@nvidia.com>
Subject: Re: [dpdk-dev] [PATCH v3 28/29] ethdev: reset all when releasing a port
Date: Wed, 30 Sep 2020 13:17:07 +0100	[thread overview]
Message-ID: <05c84510-a145-8e47-93a3-9b4ae212bc22@intel.com> (raw)
In-Reply-To: <2016f2e6-6ce5-3a7b-47b9-c3b8bb4be8be@intel.com>

On 9/29/2020 5:35 PM, Ferruh Yigit wrote:
> On 9/29/2020 5:02 PM, Thomas Monjalon wrote:
>> 29/09/2020 17:50, Ferruh Yigit:
>>> On 9/29/2020 12:58 PM, Wang, Haiyue wrote:
>>>> From: Thomas Monjalon <thomas@monjalon.net>
>>>>> 29/09/2020 12:26, Maxime Coquelin:
>>>>>> On 9/29/20 1:14 AM, Thomas Monjalon wrote:
>>>>>>> The function rte_eth_dev_release_port() was resetting partially
>>>>>>> the struct rte_eth_dev. The drivers were completing it
>>>>>>> with more pointers set to NULL in the close or remove operations.
>>>>>>>
>>>>>>> A full memset is done so most of those assignments become useless.
>>>>> [...]
>>>>>> With this patch, I get following segfault at init time with Virtio PMD:
>>>>>>
>>>>>>           Program received signal SIGSEGV, Segmentation fault.
>>>>>>           0x0000000000854c9b in rte_eth_dev_callback_register (port_id=32,
>>>>>>               event=RTE_ETH_EVENT_UNKNOWN, cb_fn=0x4b24de
>>>>>> <eth_event_callback>,
>>>>>>               cb_arg=0x0) at ../lib/librte_ethdev/rte_ethdev.c:4042
>>>>>>           4042
>>>>>> TAILQ_INSERT_TAIL(&(dev->link_intr_cbs),
>>>>>
>>>>> Yes this is because after closing a port, everything is resetted,
>>>>> including .link_intr_cbs which is set only once in a constructor:
>>>>> http://git.dpdk.org/dpdk/commit/?id=9ec0b3869d8
>>>>>
>>>>> I can change this patch to selectively set pointers to NULL.
>>>>>
>>>>> Or if we prefer a big memset 0, we need to rework how RTE_ETH_ALL
>>>>> is managed to register a callback for any event.
>>>>> Instead of setting the callback for all ports, we could have
>>>>> a special catch-call callback list which is called for all events.
>>>>> This way we could revert initializing .link_intr_cbs in eth_dev_get().
>>>>>
>>>>>
>>>>
>>>> Move 'struct rte_eth_dev_cb_list link_intr_cbs' to the end of 'struct 
>>>> rte_eth_dev',
>>>> and starting from link_intr_cbs, these members will be kept after closed ? :-)
>>>>
>>>> memset(eth_dev, 0, offsetof(struct rte_eth_dev, link_intr_cbs));
>>>>
>>>
>>> This is similar version of a previous patch:
>>> https://patches.dpdk.org/patch/65795/
>>
>> I forgot this patch :)
>>
>>> That one is also waiting because I remember it was not safe for hotplug.
>>
>> I don't think there is a safety issue.
>> It makes harder to play with dangling pointers, which is good.
>> Note: the .device pointer was already resetted by
>> rte_eth_dev_pci_generic_remove(), and generalized in patch 1.
>>
> 
> As far as I remember, resetting '.device' in the 'close()' was causing some 
> issues on hot remove. Yes patch one already does it, I will test the hot remove 
> after close with it.
>

I didn't get any error with 1/29, will proceed with the patchset.

>>> Instead of a big memset, I am for selectively set pointers to NULL.
>>
>> I will prepare the patch with selective resets.
>>
>>
> 


  reply	other threads:[~2020-09-30 12:17 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   ` [dpdk-dev] [PATCH v3 09/29] net/dpaa2: " Thomas Monjalon
2020-09-29  4:53     ` 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 [this message]
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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