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Thu, 19 Mar 2020 13:54:00 +0000 Date: Thu, 19 Mar 2020 10:53:56 -0300 From: Jason Gunthorpe To: Max Gurtovoy Cc: Bart Van Assche , linux-nvme@lists.infradead.org, sagi@grimberg.me, hch@lst.de, loberman@redhat.com, linux-rdma@vger.kernel.org, kbusch@kernel.org, leonro@mellanox.com, dledford@redhat.com, idanb@mellanox.com, shlomin@mellanox.com, oren@mellanox.com, vladimirk@mellanox.com, rgirase@redhat.com Subject: Re: [PATCH v2 3/5] nvmet-rdma: use SRQ per completion vector Message-ID: <20200319135356.GZ13183@mellanox.com> References: <20200318150257.198402-1-maxg@mellanox.com> <20200318150257.198402-4-maxg@mellanox.com> <5623419a-39e6-6090-4ae2-d4725a8b9740@mellanox.com> <20200319115654.GV13183@mellanox.com> <0b11c26f-d3de-faf5-5609-c290ea46ed9c@mellanox.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0b11c26f-d3de-faf5-5609-c290ea46ed9c@mellanox.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-ClientProxiedBy: MN2PR05CA0011.namprd05.prod.outlook.com (2603:10b6:208:c0::24) To VI1PR05MB4141.eurprd05.prod.outlook.com (2603:10a6:803:44::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from mlx.ziepe.ca (142.68.57.212) by MN2PR05CA0011.namprd05.prod.outlook.com (2603:10b6:208:c0::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2835.11 via Frontend Transport; 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Received-SPF: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 8ecRMMB59QTHK7/JwA6NpD9T+pRQlWyaISc4B230EDVLjQFiB4dmXEvIoBRRuhK+9HGUmK6tgfVxeAUQpS/cFp0pOT6SIVRVG/XF5Grv/hbJTFFW7BNmS07HM7+jlK90FkbkXfXNgyv7CAkXfDwSK3B04Oz5JJJoFFzIBwwxQ5/HOn0PTeGKbxIB7U88laiuNH5RUgtmPKDThvswTYVqKsnjM4mMYg908XCvlOHNDZbMEaqhj8C19P0LgM1XUhjnTGYdotqgRHoU9eSRdAInlZB4teR7+MufY2Vb8BA9oUeSAHodwPVPB5Nt0RoeyE+T02Gydl66O2sXGf2IxsPGtgtY2dUFIKNZjsubuv50lMPS/6URiFow3qOTk32N7IeghhLIYBbxfd+YerbmFxAYa2xWl6qnWgPdwO2lRwwWnIB2oLbv5l0KTGn3k00kLdYPZW33Vf7hytTkIXkdSfAK4QgxVLuxf9ScMO9hulis9TGg0chCPVi4RBskCmIF6+vB X-MS-Exchange-AntiSpam-MessageData: ea7UjBS5zHF4WR0ONRye884+UfHCWf+RRWM6IDtYeFUV9wnYLgiijpfHRp1+M/usrfM3SCY8Zw/ibX8CCET8DlmZL7ncSomAToHlOsL75S4fghhpvj/X8OQNEzGEFVjMaxHOifNUqoUZCTHDUy08pA== X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: d810e7b3-2b44-4a13-c1c7-08d7cc0cf9cc X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Mar 2020 13:54:00.0792 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: zUv6w1AAjl3QJBlUVyKflrM/y77ahqw0BxLQdnYSdMCYL4bjs/GWeIJjFjW59fqCDp0i6xEZNyS3szOwz+0JCw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR05MB6382 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Thu, Mar 19, 2020 at 02:48:20PM +0200, Max Gurtovoy wrote: > Nevertheless, this situation is better from the current SRQ per HCA > implementation. nvme/srp/etc already use srq? I see it in the target but not initiator? Just worried about breaking some weird target somewhere Jason