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[PATCH] convert /proc/devices to use seq_file interface

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A Christoph suggested that the /proc/devices file be converted to use the
seq_file interface.  This patch does that.

I've obxerved one or two installation that had sufficiently large sans that
they overran the 4k limit on /proc/devices.

Signed-off-by: Neil Horman <nhorman@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Neil Horman
2006-01-14 13:20:38 -08:00
committed by Linus Torvalds
parent faf3a98918
commit 7170be5f58
4 changed files with 320 additions and 53 deletions
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11
include/linux/fs.h
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@@ -1383,6 +1383,12 @@ extern int register_chrdev(unsigned int, const char *,
extern int unregister_chrdev(unsigned int, const char *);
extern void unregister_chrdev_region(dev_t, unsigned);
extern int chrdev_open(struct inode *, struct file *);
extern int get_chrdev_list(char *);
extern void *acquire_chrdev_list(void);
extern int count_chrdev_list(void);
extern void *get_next_chrdev(void *);
extern int get_chrdev_info(void *, int *, char **);
extern void release_chrdev_list(void *);
/* fs/block_dev.c */
#define BDEVNAME_SIZE 32 /* Largest string for a blockdev identifier */
@@ -1391,6 +1397,11 @@ extern const char *bdevname(struct block_device *bdev, char *buffer);
extern struct block_device *lookup_bdev(const char *);
extern struct block_device *open_bdev_excl(const char *, int, void *);
extern void close_bdev_excl(struct block_device *);
extern void *acquire_blkdev_list(void);
extern int count_blkdev_list(void);
extern void *get_next_blkdev(void *);
extern int get_blkdev_info(void *, int *, char **);
extern void release_blkdev_list(void *);
extern void init_special_inode(struct inode *, umode_t, dev_t);