From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: Multicast joins failing on 1.5-rc1? Date: Tue, 20 Oct 2009 12:34:30 -0600 Message-ID: <20091020183430.GF14520@obsidianresearch.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: stuarts Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-rdma@vger.kernel.org On Tue, Oct 20, 2009 at 01:16:07PM -0500, stuarts wrote: > When I look through for the code, I found that error code associated > with an invalid set of component masks: > Oct 20 12:40:05 824130 [44240940] 0x01 -> mcmr_rcv_join_mgrp: ERR 1B11: > method = SubnAdmSet, scope_state = 0x1, component mask = > 0x0000000000010083, expected comp mask = 0x00000000000130c7, MGID: > ff12:601b:ffff::16 from port 0x0002c90300032431 (x3 HCA-1) I thought this was normal, expected behavior? The IPoIB Send only join process doesn't create multicast groups. If there is a listening group then it joins it, otherwise nothing. Basically, you need listeners before you can send. 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