From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [RFC] [PATCH 5/22 v2] [for 2.6.36] rdma/cm: update port reservation to support AF_IB Date: Fri, 26 Mar 2010 11:20:57 -0600 Message-ID: <20100326172057.GR29129@obsidianresearch.com> References: <012F7D9E5E97445E9100EF170212AEE7@amr.corp.intel.com> <7451BD1514874F3E987E55040776EECC@amr.corp.intel.com> <20100325202924.GO29129@obsidianresearch.com> <20100325220435.GP29129@obsidianresearch.com> <20100326040809.GD9769@obsidianresearch.com> <57287E48AAAD47A4BD50719B889F4596@amr.corp.intel.com> <350558935FCC47B6A5ABA8402109746C@amr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <350558935FCC47B6A5ABA8402109746C-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sean Hefty Cc: linux-rdma List-Id: linux-rdma@vger.kernel.org On Fri, Mar 26, 2010 at 10:17:13AM -0700, Sean Hefty wrote: > >Consider UDP, an application can create an id and join multicast groups using > >AF_INET, AF_INET6, and/or AF_IB - whatever addressing scheme is most > >convenient. > > Actually, the port space doesn't matter when specifying a multicast > group. So, I can't think of any real advantage to supporting > AF_IB/PS_TCP. I would actually think that using the TCP/UDP port space at all is going to be a very rare usage, no sense in making it easy.. No SID for multicast, right? 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