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-rw-r--r--include/linux/fs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 9b1e07ff267b..26aa1bd539f1 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1041,6 +1041,7 @@ extern void bd_forget(struct inode *inode);
extern void bdput(struct block_device *);
extern int blkdev_open(struct inode *, struct file *);
extern int blkdev_close(struct inode *, struct file *);
+extern struct block_device *open_by_devnum(dev_t, unsigned, int);
extern struct file_operations def_blk_fops;
extern struct address_space_operations def_blk_aops;
extern struct file_operations def_chr_fops;