From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH for-next 08/10] iser-target: Support the remote invalidation exception Date: Tue, 17 Nov 2015 02:14:44 -0800 Message-ID: <20151117101444.GA2569@infradead.org> References: <1447691861-3796-1-git-send-email-sagig@mellanox.com> <1447691861-3796-9-git-send-email-sagig@mellanox.com> <564AE0C6.2030203@mellanox.com> <564AF857.5090701@dev.mellanox.co.il> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <564AF857.5090701-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sagi Grimberg Cc: Or Gerlitz , Sagi Grimberg , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, target-devel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, "Nicholas A. Bellinger" , Steve Wise , Jenny Derzhavetz List-Id: linux-rdma@vger.kernel.org On Tue, Nov 17, 2015 at 11:50:15AM +0200, Sagi Grimberg wrote: > > > On 17/11/2015 10:09, Or Gerlitz wrote: > >On 11/16/2015 6:37 PM, Sagi Grimberg wrote: > >>We'll use remote invalidate, according to negotiation result > >>during connection establishment. If the initiator declared that > >>it supports the remote invalidate exception then the target will > >>use IB_WR_SEND_WITH_INV with the correct rkey for the response. > > > >same comment as the one I posted for the initiator patch, check for > >IB_DEVICE_MEM_MGT_EXTENSIONS > > SEND_WITH_INV doesn't have anything to do with > IB_DEVICE_MEM_MGT_EXTENSIONS does it? What is the relations between > the device capability to do FRWR and invalidating a remote rkey? Both FRs and SEND_WITH_INV are part of the base memory management extensions and also required for iWarp. -- 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