[openib-general] Re: [RFC] [PATCH 1/2] multicast support for multiple users

[Roland Dreier]

    Hal> Is it more than the MCMemberRecord RID ? I suppose this keeps
    Hal> things simpler anyhow.

Not really.  MCMemberRecord RID identifies a single member of a group,
so it needs both MGID and port GID.  This means that a group is
identified by just the MGID.

 - R.