From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C1928A0487 for ; Wed, 3 Jul 2019 15:56:06 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 554FB1E25; Wed, 3 Jul 2019 15:56:05 +0200 (CEST) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id 7D7B92AB; Wed, 3 Jul 2019 15:56:02 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Jul 2019 06:56:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,446,1557212400"; d="scan'208";a="191046365" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.30]) ([10.237.221.30]) by fmsmga002.fm.intel.com with ESMTP; 03 Jul 2019 06:55:59 -0700 From: Ferruh Yigit To: Andrew Rybchenko , David Marchand Cc: dev , dpdk stable , Thomas Monjalon References: <1561110041-1795-1-git-send-email-arybchenko@solarflare.com> <4e335594-04ee-100c-c5ee-d07ceeca56ae@solarflare.com> <27b81a7b-139e-f3be-c754-7c01faede8ec@intel.com> Openpgp: preference=signencrypt Autocrypt: addr=ferruh.yigit@intel.com; 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WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <27b81a7b-139e-f3be-c754-7c01faede8ec@intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH 1/3] ethdev: avoid error on PCI unplug of already closed ethdev 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On 7/2/2019 6:38 PM, Ferruh Yigit wrote: > On 6/21/2019 11:15 AM, Andrew Rybchenko wrote: >> On 6/21/19 12:52 PM, David Marchand wrote: >>> On Fri, Jun 21, 2019 at 11:41 AM Andrew Rybchenko >>> wrote: >>>> If PCI Ethernet device driver removes it on close >>>> (RTE_ETH_DEV_CLOSE_REMOVE) and later PCI device itself is unplugged, >>>> it should not fail because of Ethernet device is already removed. >>>> >>>> Fixes: 23ea57a2a0ce ("ethdev: complete closing of port") >>>> Cc: stable@dpdk.org >>>> >>>> Signed-off-by: Andrew Rybchenko >>>> Reviewed-by: Ivan Malov >>>> --- >>>> Cc: Thomas Monjalon >>>> Cc: Ferruh Yigit >>>> >>>> lib/librte_ethdev/rte_ethdev_pci.h | 2 +- >>>> 1 file changed, 1 insertion(+), 1 deletion(-) >>>> >>>> diff --git a/lib/librte_ethdev/rte_ethdev_pci.h >>>> b/lib/librte_ethdev/rte_ethdev_pci.h >>>> index 23257e986..ccdbb46ec 100644 >>>> --- a/lib/librte_ethdev/rte_ethdev_pci.h >>>> +++ b/lib/librte_ethdev/rte_ethdev_pci.h >>>> @@ -184,7 +184,7 @@ rte_eth_dev_pci_generic_remove(struct rte_pci_device >>>> *pci_dev, >>>> >>>> eth_dev = rte_eth_dev_allocated(pci_dev->device.name); >>>> if (!eth_dev) >>>> - return -ENODEV; >>>> + return 0; >>>> >>>> if (dev_uninit) { >>>> ret = dev_uninit(eth_dev); >>>> -- >>>> 2.17.1 >>>> >>> We are changing the behavior for all drivers, while I understand this >>> should apply to the ones that have the RTE_ETH_DEV_CLOSE_REMOVE flag. >>> Btw, I had reported this earlier [1], care to add a little Reported-by for >>> me ? :-) >> >> Yes, I agree. Unfortunately there is no ethdev here to check >> RTE_ETH_DEV_CLOSE_REMOVE. It could be PCI driver flag for the >> feature, but I'm not sure if it makes sense to add one more >> flag for transition. >> >>> 1: http://mails.dpdk.org/archives/dev/2019-June/134150.html > > Reported-by: David Marchand > >> > > Acked-by: Ferruh Yigit > Series applied to dpdk-next-net/master, thanks.