[ofa-general] Re: InfiniBand/RDMA merge plans for 2.6.24

[Tziporet Koren]

Or Gerlitz wrote:
> Shirley Ma wrote:
>>         Since ehca can support 4K MTU, we would like to see a patch 
>> in IPoIB to allow link MTU to be up to 4K instead of current 2K for 
>> 2.6.24 kernel. The idea is IPoIB link MTU will pick up a return value 
>> from SM's default broadcast MTU. This patch should be a small patch, 
>> I hope you are OK with this.
>
> The only IB switching chip I know does not support 4K IB MTU so you 
> would be able to use it only in p2p connections, correct?
>
> Or.
>
>
>
ConnectX can support 4K MTU too (need a configured ini file)
Anafa II switch can support 4K MTU with a special configuration.

Tziporet