All symbols starting with `u' in vm

• uap vm/vm_mmap.c:85
• UNLOCK_AND_DEALLOCATE vm/vm_fault.c:152
• UNLOCK_MAP vm/vm_fault.c:133
• unlock_request vm/vm_page.h:135
• UNLOCK_THINGS vm/vm_fault.c:140
• useracc vm/vm_glue.c:104