[ewg] bug 1918 - openmpi broken due to rdma-cm changes

Steve Wise swise at opengridcomputing.com
Fri Feb 5 10:32:51 PST 2010


Jeff Squyres wrote:
> On Feb 5, 2010, at 12:51 PM, Roland Dreier (rdreier) wrote:
>
>   
>>  > But Jeff, note that if someone uses the upstream kernel and OpenMPI,
>>  > its busted...
>>
>> Is the issue 6f8372b6 ("RDMA/cm: fix loopback address support")?  This
>> just went in for 2.6.33, which is still at -rc6, so if we can quickly
>> reach a consensus, there is still time to get a fix in for 2.6.33.
>>     
>
> Oh oh oh!  Yes, that would be fabulous...
>
> Thanks!
>
>   

I think we should remove the feature of allowing binds to 127.0.0.1 
altogether based on Jeff's arguments and my assertion that 127.0.0.1 is 
a sw-loopback mechanism anyway...

I'm not sure if that commit does more or not...

Steve.




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