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-rw-r--r--include/linux/fs.h15
1 files changed, 4 insertions, 11 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 20fa5f6d7269..20a7afd4590c 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1413,6 +1413,7 @@ extern void bd_release_from_disk(struct block_device *, struct gendisk *);
1413#endif 1413#endif
1414 1414
1415/* fs/char_dev.c */ 1415/* fs/char_dev.c */
1416#define CHRDEV_MAJOR_HASH_SIZE 255
1416extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *); 1417extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *);
1417extern int register_chrdev_region(dev_t, unsigned, const char *); 1418extern int register_chrdev_region(dev_t, unsigned, const char *);
1418extern int register_chrdev(unsigned int, const char *, 1419extern int register_chrdev(unsigned int, const char *,
@@ -1420,25 +1421,17 @@ extern int register_chrdev(unsigned int, const char *,
1420extern int unregister_chrdev(unsigned int, const char *); 1421extern int unregister_chrdev(unsigned int, const char *);
1421extern void unregister_chrdev_region(dev_t, unsigned); 1422extern void unregister_chrdev_region(dev_t, unsigned);
1422extern int chrdev_open(struct inode *, struct file *); 1423extern int chrdev_open(struct inode *, struct file *);
1423extern int get_chrdev_list(char *); 1424extern void chrdev_show(struct seq_file *,off_t);
1424extern void *acquire_chrdev_list(void);
1425extern int count_chrdev_list(void);
1426extern void *get_next_chrdev(void *);
1427extern int get_chrdev_info(void *, int *, char **);
1428extern void release_chrdev_list(void *);
1429 1425
1430/* fs/block_dev.c */ 1426/* fs/block_dev.c */
1427#define BLKDEV_MAJOR_HASH_SIZE 255
1431#define BDEVNAME_SIZE 32 /* Largest string for a blockdev identifier */ 1428#define BDEVNAME_SIZE 32 /* Largest string for a blockdev identifier */
1432extern const char *__bdevname(dev_t, char *buffer); 1429extern const char *__bdevname(dev_t, char *buffer);
1433extern const char *bdevname(struct block_device *bdev, char *buffer); 1430extern const char *bdevname(struct block_device *bdev, char *buffer);
1434extern struct block_device *lookup_bdev(const char *); 1431extern struct block_device *lookup_bdev(const char *);
1435extern struct block_device *open_bdev_excl(const char *, int, void *); 1432extern struct block_device *open_bdev_excl(const char *, int, void *);
1436extern void close_bdev_excl(struct block_device *); 1433extern void close_bdev_excl(struct block_device *);
1437extern void *acquire_blkdev_list(void); 1434extern void blkdev_show(struct seq_file *,off_t);
1438extern int count_blkdev_list(void);
1439extern void *get_next_blkdev(void *);
1440extern int get_blkdev_info(void *, int *, char **);
1441extern void release_blkdev_list(void *);
1442 1435
1443extern void init_special_inode(struct inode *, umode_t, dev_t); 1436extern void init_special_inode(struct inode *, umode_t, dev_t);
1444 1437