  Made ker_deregister_module into split phase for preemption.
 
Made ker_deregister_module into split phase for preemption.

nesl/sos-2x,nesl/sos-2x,nesl/sos-2x,nesl/sos-2x,nesl/sos-2x,nesl/sos-2x,nesl/sos-2x,nesl/sos-2x