VM_MAP_BUSY       365 uvm/uvm_map.h  		if (map->flags & VM_MAP_BUSY) {
VM_MAP_BUSY       384 uvm/uvm_map.h  		while (map->flags & VM_MAP_BUSY) {
VM_MAP_BUSY       413 uvm/uvm_map.h  	(map)->flags |= VM_MAP_BUSY;					\
VM_MAP_BUSY       421 uvm/uvm_map.h  	(map)->flags &= ~(VM_MAP_BUSY|VM_MAP_WANTLOCK);			\