154 	int ret;  in mmap_write_lock_killable()  local
157 	ret = down_write_killable(&mm->mmap_lock);  in mmap_write_lock_killable()
158 	if (!ret)  in mmap_write_lock_killable()
160 	__mmap_lock_trace_acquire_returned(mm, true, ret == 0);  in mmap_write_lock_killable()
161 	return ret;  in mmap_write_lock_killable()
201 	int ret;  in mmap_read_lock_killable()  local
204 	ret = down_read_killable(&mm->mmap_lock);  in mmap_read_lock_killable()
205 	__mmap_lock_trace_acquire_returned(mm, false, ret == 0);  in mmap_read_lock_killable()
206 	return ret;  in mmap_read_lock_killable()
211 	bool ret;  in mmap_read_trylock()  local
214 	ret = down_read_trylock(&mm->mmap_lock) != 0;  in mmap_read_trylock()
215 	__mmap_lock_trace_acquire_returned(mm, false, ret);  in mmap_read_trylock()
216 	return ret;  in mmap_read_trylock()