[ofa-general] Re: [PATCH 3/3 v4] ib/ipoib: blocking multicast loopback ipoib packets

[Or Gerlitz]

Jack Morgenstein wrote:
> In the case multicast loopback, a creation flag is most appropriate, because this is really a qp-creation-only issue (the kernel core layer only needs this info at QP creation time).
>
> Probably, the least short-term pain (no ABI change) would be to use the last reserved create-qp ABI byte for flags, while defining the flags field in ibv_qp_init_attr as uint32_t (preparing for more than 8 future flags).
Hi Jack,

Thanks a lot for the detailed feedback, which is very helpful for this work

Or.