From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 63304C47404 for ; Mon, 7 Oct 2019 15:21:40 +0000 (UTC) Received: from dpdk.org (dpdk.org [92.243.14.124]) by mail.kernel.org (Postfix) with ESMTP id 1B4682053B for ; Mon, 7 Oct 2019 15:21:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1B4682053B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dev-bounces@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 561EB1C1D2; Mon, 7 Oct 2019 17:21:39 +0200 (CEST) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id 8D45E1C1C9 for ; Mon, 7 Oct 2019 17:21:36 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Oct 2019 08:21:35 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.67,268,1566889200"; d="scan'208";a="206429642" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.10]) ([10.237.221.10]) by fmsmga001.fm.intel.com with ESMTP; 07 Oct 2019 08:21:33 -0700 To: "Jakub Grajciar -X (jgrajcia - PANTHEON TECHNOLOGIES at Cisco)" , "Yigit, Ferruh" , Stephen Hemminger Cc: "dev@dpdk.org" , Konstantin Ananyev References: <20190708160600.25939-1-stephen@networkplumber.org> <20190716172057.21110-1-stephen@networkplumber.org> <75c2d0a4d0d140bab4c8caca08c7a1da@XCH-ALN-004.cisco.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] [RFC v3] net/memif: allow for full key size in socket name 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 10/7/2019 10:01 AM, Jakub Grajciar -X (jgrajcia - PANTHEON TECHNOLOGIES at Cisco) wrote: > > Hi Ferruh, > >> Hi Jakub, >> >> While testing your zero-copy patch [1], I stuck to a bind() error [2]. >> When provided a socket length bigger than "sizeof(struct sockaddr)", bind() >> fails. I am testing this on a Fedora system. >> I wonder if there is a check in glibc related to the length. > > Zero-copy patch does not contain this fix, in fact, I can't find this patch in the commit log. > It was supposed to be applied on 2019-09-13. > http://git.dpdk.org/next/dpdk-next-net/log/?ofs=400 > Was there any problem with apply? Maybe because the patch is RFC? No zero-copy patch doesn't contain it. It is already in the repo. I hit the issue while testing zero-copy, other than that there is no relation to zero-copy feature J The commit is in next-net tree, it is not released yet: f018cfa797eb ("net/memif: allow for full key size in socket name") Briefly, I am having issues with that commit, bind() fails, but it has your Tested-by tag. Can you please confirm it again? > >> >> What was your test platform for the change? > > Ubuntu 18.04 So you are on Linux as well, I wonder what is the difference. > >> >> >> >> [1] >> https://patches.dpdk.org/patch/57817/ >> >> [2] >> memif_socket_create(): NULL: Failed to setup socket /run/memif.sock: Invalid >> argument