[openib-general] Multicast address aliasing in IPoIB

[Dror Goldenberg]

> -----Original Message-----
> From: Roland Dreier [mailto:roland at topspin.com] 
> Sent: Monday, August 30, 2004 11:35 PM

> 
>     Dror> For gen2, will it be possible to define a new medium for the
>     Dror> IPoIB driver (not ARPHRD_ETHER), such that arp_mc_map() will
>     Dror> map the entire IP address into the HW address ?  Today it
>     Dror> looks impossible, because arp_mc_map() just overrides bits
>     Dror> 31:24 of the IP address.
> 
> I guess when we merge the IPoIB driver we will need to 
> include a patch to the networking core that treats 
> ARPHRD_INFINIBAND properly for IPv4 and IPv6 multicast addresses.
> 

I also believe that this is the right way to go.
Anyone is working in pushing this kind of change to the Linux kernel ?

Thanks
Dror
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