fuse_direct_IO 1523 fs/fuse/file.c static ssize_t fuse_direct_IO(struct kiocb *iocb, struct iov_iter *iter); fuse_direct_IO 1530 fs/fuse/file.c res = fuse_direct_IO(iocb, to); fuse_direct_IO 1551 fs/fuse/file.c res = fuse_direct_IO(iocb, from); fuse_direct_IO 3382 fs/fuse/file.c .direct_IO = fuse_direct_IO,