uvm_km_getpage   2011 kern/subr_pool.c 	return (uvm_km_getpage(waitok));
uvm_km_getpage    506 uvm/uvm_extern.h void			*uvm_km_getpage(boolean_t);
uvm_km_getpage    399 uvm/uvm_map.c  			ne = uvm_km_getpage(0);