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 5326FA2EFC for ; Tue, 15 Oct 2019 18:59:23 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id A13401EDF5; Tue, 15 Oct 2019 18:59:22 +0200 (CEST) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id B33761EDED for ; Tue, 15 Oct 2019 18:59:17 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Oct 2019 09:59:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.67,300,1566889200"; d="scan'208";a="199782595" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.10]) ([10.237.221.10]) by orsmga006.jf.intel.com with ESMTP; 15 Oct 2019 09:59:13 -0700 From: Ferruh Yigit To: Jakub Grajciar , dev@dpdk.org References: <20190709082254.12698-1-jgrajcia@cisco.com> <20190822081833.11203-1-jgrajcia@cisco.com> <0a3d8d8a-c66b-4015-3c63-6b14ee350651@intel.com> Cc: Stephen Hemminger 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 v5] net/memif: zero-copy slave 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 10/4/2019 2:23 PM, Ferruh Yigit wrote: > On 8/22/2019 9:18 AM, Jakub Grajciar wrote: >> Zero-copy slave support for memif PMD. >> Slave interface exposes DPDK memory to >> master interface. Only single file segments >> are supported (EAL option --single-file-segments). >> >> Signed-off-by: Jakub Grajciar >> --- >> doc/guides/nics/memif.rst | 42 +- >> drivers/net/memif/Makefile | 1 + >> drivers/net/memif/memif_socket.c | 64 +-- >> drivers/net/memif/meson.build | 1 + >> drivers/net/memif/rte_eth_memif.c | 449 +++++++++++++++++- >> drivers/net/memif/rte_eth_memif.h | 11 +- >> lib/librte_eal/common/eal_common_mcfg.c | 7 + >> .../common/include/rte_eal_memconfig.h | 10 + >> lib/librte_eal/rte_eal_version.map | 1 + >> 9 files changed, 513 insertions(+), 73 deletions(-) >> >> V2: >> - fix coding style >> >> V3: >> - fix compilation issues >> >> V4: >> - don't move existing code >> - add new EAL API rte_mcfg_get_single_file_segments, >> mem_config is now private, this api returns >> single_file_segments parameter value >> >> V5: >> - explain single file segments limitation >> - add zero-copy slave example > > Overall looks good, but I had to test this by manually modifying the PMD for the > bind() error. > > I am for first fixing the PMD bind() issue before getting this patch, fyi. > Hi Jakub, Just to double check if anyone is looking into the bind() error issue which is since following commit, I am waiting for more input on it. Commit b923866c6974 ("net/memif: allow for full key size in socket name") Cc: stephen@networkplumber.org