[openib-general] multicast code/merge status

[Sean Hefty]

> mmm, weird, are there active rdmacm multicast consumers involved in
> this settings?

I believe the issue is restricted to ipoib only.

> OK, got you at last (sorry but i have somehow ignored the call to
> ib_addr_get_mgid() at the rdmacm code). So to achieve interop with
> IPoIB all we need to do is remove the rdmacm signature bit and not to
> over-write the rdmacm qkey on the the qkey of the ipoib ipv4 broadcast
> group, are you ok with that?

I believe this would achieve interop with ipoib.  However, overwriting the qkey 
may break any existing UD communication that the user may have.  I just need to 
think about this more, and see what we can come up with.

- Sean