[openib-general] [RFC] [PATCH 2/7] ib_multicast 2.6.20: add ib_multicast module to track join requests from the same port

[Eitan Zahavi]

Roland Dreier wrote:
>     Eitan> If the tracking (ref counting) was done at the MAD level -
>     Eitan> no change to IPoIB would have been required ...
>
> It doesn't seem very feasible to implement a complete local copy of
> the SA (in the kernel no less) so that we can allow unprivileged
> processes to send on QP1.
>   
I was not proposing a copy of the SA.
I was more suggesting tracking down specific Class/Method/Attribute 
combinations (with the tracking we already do for TID).
So the refcount is just tracking those. I do not see why it is more 
complicated then the code already in ib_multicast. Just down the stack.
>  - R.
>
> _______________________________________________
> openib-general mailing list
> openib-general at openib.org
> http://openib.org/mailman/listinfo/openib-general
>
> To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
>