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Thu, 20 Feb 2020 17:16:36 +0200 Received: from [10.223.0.100] (10.223.0.100) by MTLCAS01.mtl.com (10.0.8.71) with Microsoft SMTP Server (TLS) id 14.3.468.0; Thu, 20 Feb 2020 17:16:35 +0200 Subject: Re: NVMe/IB support To: Christoph Hellwig References: <12132471581079402@vla4-9d01d86ae0b7.qloud-c.yandex.net> <20200219152053.GA13942@infradead.org> <20200220142517.GA20993@infradead.org> From: Max Gurtovoy Message-ID: Date: Thu, 20 Feb 2020 17:16:35 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.4.2 MIME-Version: 1.0 In-Reply-To: <20200220142517.GA20993@infradead.org> Content-Language: en-US X-Originating-IP: [10.223.0.100] X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:193.47.165.251; IPV:; CTRY:IL; EFV:NLI; SFV:NSPM; SFS:(10009020)(4636009)(396003)(346002)(376002)(39850400004)(136003)(189003)(199004)(16526019)(186003)(26005)(53546011)(54906003)(4744005)(336012)(2616005)(31696002)(86362001)(70586007)(70206006)(356004)(31686004)(5660300002)(3480700007)(16576012)(316002)(478600001)(36756003)(2906002)(8936002)(6916009)(4326008)(81166006)(81156014)(8676002)(3940600001); 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Ip=[193.47.165.251]; Helo=[mtlcas13.mtl.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR0502MB3987 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200220_151759_928019_B4D82D14 X-CRM114-Status: GOOD ( 14.28 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Talker Alex , linux-nvme@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On 2/20/2020 4:25 PM, Christoph Hellwig wrote: > On Thu, Feb 20, 2020 at 04:13:07PM +0200, Max Gurtovoy wrote: >> On 2/19/2020 5:20 PM, Christoph Hellwig wrote: >>> On Fri, Feb 07, 2020 at 03:43:22PM +0300, Talker Alex wrote: >>>> Hi, >>>> >>>> is there really exist NVMe/IB solutions? >>> All the original NVMeoF development was done on IB, just using the >>> RDMA/CM IP based addressing. >> I guess we can consider adding this code one day, for users that can't use >> RDMA/CM (SRP supports both options). > The NVMeOF RDMA transport requires RDMA/CM. But RDMA/CM can also use > IB addressing, which should be easy enough to implement if someone > cares. Are you saying that if one would like to use ADRFAM == AF_IB, he must have RDMA/CM stack that support IB addressing ? seems little bit weird requirement... _______________________________________________ linux-nvme mailing list linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme