From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailout2.w1.samsung.com (mailout2.w1.samsung.com [210.118.77.12]) by dpdk.org (Postfix) with ESMTP id 36E448DB3 for ; Tue, 12 Jan 2016 12:00:46 +0100 (CET) Received: from eucpsbgm1.samsung.com (unknown [203.254.199.244]) by mailout2.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0O0U00HYN6L8JZ80@mailout2.w1.samsung.com> for dev@dpdk.org; Tue, 12 Jan 2016 11:00:44 +0000 (GMT) X-AuditID: cbfec7f4-f79026d00000418a-39-5694dcdc6654 Received: from eusync2.samsung.com ( [203.254.199.212]) by eucpsbgm1.samsung.com (EUCPMTA) with SMTP id 3F.D0.16778.CDCD4965; Tue, 12 Jan 2016 11:00:44 +0000 (GMT) Received: from fedinw7x64 ([106.109.131.169]) by eusync2.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0O0U008AV6L73B00@eusync2.samsung.com>; Tue, 12 Jan 2016 11:00:44 +0000 (GMT) From: Pavel Fedin To: "'Tan, Jianfeng'" , 'Rich Lane' References: <1446748276-132087-1-git-send-email-jianfeng.tan@intel.com> <1452426182-86851-1-git-send-email-jianfeng.tan@intel.com> <1452426182-86851-3-git-send-email-jianfeng.tan@intel.com> <5694C36D.2040006@intel.com> <00d501d14d20$930c8ae0$b925a0a0$@samsung.com> <5694D9E9.6060704@intel.com> In-reply-to: <5694D9E9.6060704@intel.com> Date: Tue, 12 Jan 2016 14:00:42 +0300 Message-id: <00de01d14d28$7c2eaf80$748c0e80$@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=utf-8 Content-transfer-encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-index: AQLOfZuJ4skKn5NxqR5aD7duH+7e0wGBr/PNAXdZpgsCZb31fwF86PJgAWMsQY0CZHOBwZyoOqLw Content-language: ru X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprNIsWRmVeSWpSXmKPExsVy+t/xK7p37kwJM3izzNxi7ssfTBbvPm1n smifeZbJonv2FzaLv7NbWS3+/3rFanGs5xOrxaFDhxktNr2bxGpxfcIFVgcujweXbzJ5/Fqw lNWj5chbVo/G5xIei/e8ZPJofvGcxWPeyUCP9/uusgVwRHHZpKTmZJalFunbJXBlzNs8m73g CXPFouVf2RoYW5m7GDk5JARMJJZt/sAGYYtJXLi3HswWEljKKDF5rVgXIxeQ/Z1R4sqnNWAN bALqEqe/fmABsUUEwiU6fjcxghQxC0xgkjhyeDMrRMcXJomJBy6zg1RxCmhK7OqbBmYLC3hI XJv3FWwSi4CqxKavP4G6OTh4BSwlmo/zgoR5BQQlfky+xwISZgZaNmVKLkiYWUBeYvOat1BH K0jsOPuaEeKGGIk/N+4xQdSISEz7d495AqPQLCSTZiFMmoVk0iwkHQsYWVYxiqaWJhcUJ6Xn GuoVJ+YWl+al6yXn525ihETZlx2Mi49ZHWIU4GBU4uHNYJ8SJsSaWFZcmXuIUYKDWUmE124L UIg3JbGyKrUoP76oNCe1+BCjNAeLkjjv3F3vQ4QE0hNLUrNTUwtSi2CyTBycUg2MrhypJx4K KDFusXeYbXnEPq2x2Ofogd2Lph4qqyh48LhtQ43Mpzb+nClP+RcvXH2F8ae969F1nA+n9s1a dYxtwo+/BT5e/w63pR+VtLilFRX6x/vmH/M5y6am/g3VzZJRVJ8/+9Wy99YTUtPWb7vudC9x ldHUG57PX9ccXfjGYK7N32OPfoR3diixFGckGmoxFxUnAgAIvCz8rgIAAA== Cc: nakajima.yoshihiro@lab.ntt.co.jp, "'Michael S. Tsirkin'" , dev@dpdk.org, ann.zhuangyanying@huawei.com Subject: Re: [dpdk-dev] [PATCH 2/4] mem: add API to obstain memory-backed file info X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 12 Jan 2016 11:00:46 -0000 Hello! > > BTW, i'm still unhappy about ABI breakage here. I think we could easily add --shared-mem > option, which would simply change mapping mode to SHARED. So, we could use it with both > hugepages (default) and plain mmap (with --no-hugepages). > > You mean, use "--no-hugepages --shared-mem" together, right? Yes. This would be perfectly backwards-compatible because. Kind regards, Pavel Fedin Senior Engineer Samsung Electronics Research center Russia