[openib-general] Re: IPoIB interface for unauthorized partition

Hal Rosenstock halr at voltaire.com
Mon Apr 3 14:48:03 PDT 2006


On Mon, 2006-04-03 at 14:55, Roland Dreier wrote:
>     Hal> Hi Roland, I have a port which only has the full default
>     Hal> partition configured but ifconfig allows an IPoIB interface
>     Hal> with a PKey which is not in the Pkey table. Shouldn't the
>     Hal> ifconfig fail for this (rather than the subsequent ping) ?
> 
> No, I don't think so.  The philosophy of the IPoIB driver is to allow
> configuration to be done before the IB port is fully ready.  This
> allows for things such as boot scripts configuring interfaces before
> the SM has brought the port up.  Otherwise you end up in a situation
> where a system may come up without network interfaces configured, just
> because of a transient timing issue during boot.

Are the joins for those IPoIB interfaces deferred until the PKey table
is initialized ? If they aren't deferred, should they be ?

-- Hal






More information about the general mailing list