Follow-up commit: refactor pmap_kextract() to make it easier to catch and debug issues like the one fixed in the previous commit: Replace all return statements with goto statements so that we end up at a single place with a value for the physical address. Print a message for all unknown KVA addresses.
Follow-up commit: refactor pmap_kextract() to make it easier to
catch and debug issues like the one fixed in the previous commit:
Replace all return statements with goto statements so that we end
up at a single place with a value for the physical address.
Print a message for all unknown KVA addresses.

Approved by:	re (blanket)

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