[PATCH 0/2][RFC] VFCIPI v3

Changelog from v2:

1) Converted "smp_call_funtion[_single]__nodelay" to
   "raw_smp_call_function[_single]" to match existing nomenclature in the -rt
   series.

2) Removed all PI related code from Patch #1 and moved it to #2 where it
   belonged.

Signed-off-by: Gregory Haskins <redacted>