diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 8aa7fb02f5c13da9aa4d9286166cd5ee6c5500a5..4ffb7fc50d15a6bdfd37a5ff07929b64d69eaf0c 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3893,7 +3893,13 @@ static ssize_t ext4_direct_IO_read(struct kiocb *iocb, struct iov_iter *iter)
 	 * writes & truncates and since we take care of writing back page cache,
 	 * we are protected against page writeback as well.
 	 */
-	inode_lock_shared(inode);
+	if (iocb->ki_flags & IOCB_NOWAIT) {
+		if (!inode_trylock_shared(inode))
+			return -EAGAIN;
+	} else {
+		inode_lock_shared(inode);
+	}
+
 	ret = filemap_write_and_wait_range(mapping, iocb->ki_pos,
 					   iocb->ki_pos + count - 1);
 	if (ret)