TTU_MUNLOCK      1357 mm/rmap.c      	if ((flags & TTU_MUNLOCK) && !(vma->vm_flags & VM_LOCKED))
TTU_MUNLOCK      1420 mm/rmap.c      			if (flags & TTU_MUNLOCK)
TTU_MUNLOCK      1755 mm/rmap.c      		.arg = (void *)TTU_MUNLOCK,