From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [PATCH 10/11] IB: only keep a single key in struct ib_mr Date: Wed, 6 Jan 2016 09:59:16 -0700 Message-ID: <20160106165916.GA22321@obsidianresearch.com> References: <56795514.9090704@dev.mellanox.co.il> <20151222135927.GA26311@lst.de> <56798126.9000003@dev.mellanox.co.il> <20151222210939.GA8212@obsidianresearch.com> <7sikrilf3ik3fjsgppqxh9gn.1451043246057@email.android.com> <20160105174636.GD16269@obsidianresearch.com> <20160106060806.GA16509@lst.de> <568D2E4E.5020806@dev.mellanox.co.il> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <568D2E4E.5020806-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sagi Grimberg Cc: Christoph Hellwig , Liran Liss , dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Liran Liss List-Id: linux-rdma@vger.kernel.org On Wed, Jan 06, 2016 at 05:10:06PM +0200, Sagi Grimberg wrote: > > >>>ULPs are *already* using the same registrations for both local and > >>>remote access. > >> > >>Where? Out of tree? > > > >I haven't found anything in-tree for sure. > > We have that in iSER. > > iSCSI allows a FirstBurst functionality and iSER as an iSCSI > transport is required to support that. > > The FirstBurst is divided into ImmediateData which comes with > the SCSI cdb and followed by UnsolicitedDataOut commands. This > depends in the target support negotiation in the iSCSI login. Why not use local_rdma_lkey for for the CDB part? Jason -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html