From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 4B75F5F0F for ; Fri, 28 Sep 2018 10:29:48 +0200 (CEST) X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Sep 2018 01:29:47 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,314,1534834800"; d="scan'208";a="236819209" Received: from yexl-server.sh.intel.com (HELO localhost) ([10.67.110.207]) by orsmga004.jf.intel.com with ESMTP; 28 Sep 2018 01:29:37 -0700 Date: Fri, 28 Sep 2018 23:17:33 +0800 From: Ye Xiaolong To: Maxime Coquelin Cc: dev@dpdk.org, Tiwei Bie , Zhihong Wang , xiao.w.wang@intel.com, Rami Rosen , Wang Haiyue Message-ID: <20180928151733.GA44818@intel.com> References: <20180926090638.4705-1-xiaolong.ye@intel.com> <20180928112344.42791-1-xiaolong.ye@intel.com> <20180928112344.42791-3-xiaolong.ye@intel.com> <20180928143353.GA44187@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Subject: Re: [dpdk-dev] [PATCH v7 2/2] examples/vdpa: introduce a new sample for vDPA 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: , X-List-Received-Date: Fri, 28 Sep 2018 08:29:48 -0000 On 09/28, Maxime Coquelin wrote: > > >On 09/28/2018 04:33 PM, Ye Xiaolong wrote: >> On 09/28, Maxime Coquelin wrote: >> > > + ret = rte_eal_init(argc, argv); >> > > + if (ret < 0) >> > > + rte_exit(EXIT_FAILURE, "eal init failed\n"); >> > > + argc -= ret; >> > > + argv += ret; >> > > + >> > > + data_init(); >> > >> > You need to check return from data_init(). >> > If this is fine for you, I can change to below code when applying: >> > >> > ret = data_init(); >> > if (ret < 0) >> > rte_exit(EXIT_FAILURE, "data init failed\n"); >> > >> > >> >> I'm fine with this change. > >Or even better, get rid of data_init and >call rte_vdpa_get_device_num(); in main directly. Sounds better, as we've removed unnecessary static variable initialization in data_init, it does nothing but call rte_vdpa_get_device_num, we can remove this wrap. Would you do this change when applying or you perfer I send a new revision? Thanks, Xiaolong > >> Thanks, >> Xiaolong >>