From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [PATCH rdma-next 2/2] IB/rxe: Cache dst in QP instead of getting it for each send Date: Thu, 20 Apr 2017 12:01:14 -0600 Message-ID: <20170420180114.GA6763@obsidianresearch.com> References: <20170420175556.8573-1-leon@kernel.org> <20170420175556.8573-2-leon@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20170420175556.8573-2-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Leon Romanovsky Cc: Doug Ledford , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, yonatanc List-Id: linux-rdma@vger.kernel.org On Thu, Apr 20, 2017 at 08:55:56PM +0300, Leon Romanovsky wrote: > From: yonatanc > > In RC QP there is no need to resolve the outgoing interface > for each packet, as this does not change during QP life cycle. At first blush that seems wonky, shouldn't a QP act like a TCP socket and be able to migrate around when things are reconfigured? IIRC there is some kind of dst cache scheme you should use instead? 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