[openib-general] potential multicast module issue (was Fwd: FW: IPoIB on c0-6 and c0-7: problem creating mcgroup)

[Sean Hefty]

> __osm_mcmr_rcv_join_mgrp: ERR 1B11: 
> method = SubnAdmSet, 
> scope_state = 0x1, 
> component mask = 0x0000000000010083, 
> expected comp mask = 0x00000000000130c7, 
> MGID: 0xff12601bffff0000 : 0x0000000000000002 
> from port 0x0002c90200209622
>  
> Missing bits in component mask for creating mcgroup:
>  
> IB_MCR_COMPMASK_QKEY    
> IB_MCR_COMPMASK_TCLASS  
> IB_MCR_COMPMASK_SL      
> IB_MCR_COMPMASK_FLOW    

The multicast module uses the component mask given to it by the user when 
sending join requests to the SA.  Was this a join request coming from ipoib (an 
IPv6?)?  There are definite cases where ipoib does a join without doing a create 
that I tried to leave as they were.

- Sean