Replace B_PHYS conditional assignment to bio_offset with KASSERT check to see that the originating code already did it right.
Replace B_PHYS conditional assignment to bio_offset with KASSERT check
to see that the originating code already did it right.

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