From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id 0594A7D0A for ; Fri, 20 Apr 2018 10:16:03 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Apr 2018 01:16:02 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,300,1520924400"; d="scan'208";a="192989203" Received: from rkotaba-mobl1.ger.corp.intel.com (HELO [10.252.23.81]) ([10.252.23.81]) by orsmga004.jf.intel.com with ESMTP; 20 Apr 2018 01:16:01 -0700 To: Jianfeng Tan , dev@dpdk.org Cc: thomas@monjalon.net References: <1520177405-59091-1-git-send-email-jianfeng.tan@intel.com> <1524156618-81402-1-git-send-email-jianfeng.tan@intel.com> <1524156618-81402-2-git-send-email-jianfeng.tan@intel.com> From: "Burakov, Anatoly" Message-ID: Date: Fri, 20 Apr 2018 09:16:01 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <1524156618-81402-2-git-send-email-jianfeng.tan@intel.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [PATCH v3 1/5] eal: bring forward multi-process channel init 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, 20 Apr 2018 08:16:04 -0000 On 19-Apr-18 5:50 PM, Jianfeng Tan wrote: > Adjust the init sequence: put mp channel init before bus scan > so that we can init the vdev bus through mp channel in the > secondary process before the bus scan. > > Signed-off-by: Jianfeng Tan > Reviewed-by: Qi Zhang > --- Hi Jianfeng, Just a general question. I can't recall if we've discussed this internally, but does this new IPC-based vdev bus scan trigger any memory allocations? So far bus scans were well-behaved and didn't do that. -- Thanks, Anatoly