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 E7242A2EEB for ; Fri, 13 Sep 2019 18:37:42 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 1BBC21F073; Fri, 13 Sep 2019 18:37:42 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 094C81F05D for ; Fri, 13 Sep 2019 18:37:40 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 13 Sep 2019 09:37:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,501,1559545200"; d="scan'208";a="185154844" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.4]) ([10.237.221.4]) by fmsmga008.fm.intel.com with ESMTP; 13 Sep 2019 09:37:37 -0700 To: Andrew Rybchenko , Thomas Monjalon , Rasesh Mody , Shahed Shaikh , Wenzhuo Lu Cc: dev@dpdk.org, Ivan Ilchenko References: <1567699852-31693-1-git-send-email-arybchenko@solarflare.com> <1568030331-16526-1-git-send-email-arybchenko@solarflare.com> From: Ferruh Yigit Openpgp: preference=signencrypt Autocrypt: addr=ferruh.yigit@intel.com; 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charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH v2 00/13] ethdev: change promiscuous mode functions to return status 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 9/9/2019 12:58 PM, Andrew Rybchenko wrote: > It is the second patch series to get rid of void returning functions > in ethdev in accordance with deprecation notice [1]. > > It should be applied on top of the first one [2]. > It could be applied separately, but few simple conflicts should > be resolved. > > Functions which return void are bad since they do not provide explicit > information to the caller if everything is OK or not. > It is especially painful in the case of promiscuous mode since it is > not always supported, there are real cases when it fails to apply and > it affects traffic which is received by the port. > > Driver maintainrs are encouraged to review the patch which changes > driver callbacks prototype. Changes are not always trivial when I tried > to provide real status of the operation. I used -EAGAIN when I failed > to choose better error code. > > The following two drivers ignore status of internal functions and > definitely could be improved: > > net/bnx2x: bnx2x_set_rx_mode() can report failure, but it is used in > other places and should be updated carefully. > > net/igbvf: e1000_promisc_set_vf() provides return status, but it is > unclear how handle it properly. > > [1] https://patches.dpdk.org/patch/56969/ > [2] https://patches.dpdk.org/project/dpdk/list/?series=6279 > > v2: > - minor style fix in app/testpmd > - use fs_err() in net/failsafe in accordance with review from Gaetan > - fix net/mvpp2 build > - use eth_err() in ethdev > > Andrew Rybchenko (2): > ethdev: change promiscuous callbacks to return status > ethdev: do nothing if promiscuous mode is applied again > > Ivan Ilchenko (11): > ethdev: change promiscuous mode controllers to return errors > net/failsafe: check code of promiscuous mode switch > net/bonding: check code of promiscuous mode switch > app/pipeline: check code of promiscuous mode switch > app/testpmd: check code of promiscuous mode switch > app/eventdev: check code of promiscuous mode switch > app/pdump: check code of promiscuous mode switch > app/test: check code of promiscuous mode switch > kni: check code of promiscuous mode switch > test/bonding: check code of promiscuous mode switch > examples: take promiscuous mode switch result into account I would like to get these API changes as early as possible, way before rc1 so that there can be time to fix trivial issues, also before other driver patches to prevent conflicts and new versions in these big patches. Please help on reviewing your bits in these sets [1] so we can close them early. [1] * ethdev: change promiscuous mode functions to return status [This set] https://patches.dpdk.org/project/dpdk/list/?series=6334 * ethdev: change allmulticast controls to return status https://patches.dpdk.org/project/dpdk/list/?series=6335 * ethdev: change xstats reset function return value to int https://patches.dpdk.org/project/dpdk/list/?series=6308 * ethdev: change link status get functions return value to int https://patches.dpdk.org/project/dpdk/list/?series=6350 * ethdev: change MAC addr get function return value to int https://patches.dpdk.org/project/dpdk/list/?series=6355