[openib-general] [PATCH 1 of 3] core: static rate encoding changesupport

[Sean Hefty]

>For static rate encoding, use encoding rate field from PathRecord,
>with addition of value 0, for backwards compatibility with
>current usage.
>
>Push translation of static rate to hca format to provider layer,
>where it belongs.

Roland, can you commit these patches if they look good, since the majority of
the changes affect ipoib and mthca?

Thanks,
- Sean