In the previous revision, I failed to condition an early release of Giant in vm_fault() on debug_mpsafevm.  If debug_mpsafevm was not set, the result was an assertion failure early in the boot process.
In the previous revision, I failed to condition an early release of Giant
in vm_fault() on debug_mpsafevm.  If debug_mpsafevm was not set, the result
was an assertion failure early in the boot process.

Reported by: green@

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