[ofw][patch] port_info record

Hefty, Sean sean.hefty at intel.com
Wed Aug 27 10:04:32 PDT 2008


>When SM configures port to have more than one LID (according to LID mask
>control), the query of IB_MAD_ATTR_PORTINFO_RECORD fails. That's because
>of IB switch has more information to answer, but query configured as
>IB_MAD_METHOD_GET. So IB switch return error. Consequently, port becomes
>inactive (see ipoib_port_up) and Network properties show adapter as
>disconnected.
>Setting  info.method = IB_MAD_METHOD_GETTABLE fixed the problem.

I still don't understand the problem.  Why does a PortInfo Get method to the SA fail, versus just returning a single PortInfoRecord?  And when you say 'IB switch', do you mean the SA (embedded in a switch)?

Is the issue really with IPoIB, rather than the SA?

- Sean



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