Re-arrange the pmap calls that use smp_rendezvous() on SMP, so that their per-cpu variants are also available to be called.  The per-cpu variants are needed for some later optimizations.
Re-arrange the pmap calls that use smp_rendezvous() on SMP, so that their
per-cpu variants are also available to be called.  The per-cpu variants
are needed for some later optimizations.

Also remove unnecessary casts, do some style fixes.

Reviewed by:	alc, neel

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase