From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roland Dreier Subject: Re: How to know if SRQ is being used in SRP? Date: Thu, 05 Aug 2010 11:16:02 -0700 Message-ID: References: <201008031602.37294.bvanassche@acm.org> <4C59C34F.2000400@vlnb.net> <8BAAFD34FEF6492A8E3B43698E454B3D@md.baymicrosystems.com> <1281030129.7414.16.camel@chromite.mv.qlogic.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: In-Reply-To: (Suresh Shelvapille's message of "Thu, 5 Aug 2010 14:05:56 -0400") Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Suresh Shelvapille Cc: 'Ralph Campbell' , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-rdma@vger.kernel.org > I am told that the customer has modified the SRP code, which is why I cannot go by the ib_srp.c code. Can you not ask the customer?? Or if you have the object code, look for calls to srq functions in the binary?? > 1. Would the Syndrome field show CC INVALID if SRQ were being used? > If so, in which IB message would it show---RDMA read response, or in > an initial RC SEND message or both? As I said before, the implication is only one way. If end-to-end flow control is not used, that does not imply anything -- the CM protocol allows flow control to be turned off even if an SRQ is not used. - R. -- Roland Dreier || For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/index.html -- 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