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Diffstat (limited to 'include/linux/devfs_fs_kernel.h')
-rw-r--r--include/linux/devfs_fs_kernel.h93
1 files changed, 6 insertions, 87 deletions
diff --git a/include/linux/devfs_fs_kernel.h b/include/linux/devfs_fs_kernel.h
index 61ca61ae895c..15c85cccdded 100644
--- a/include/linux/devfs_fs_kernel.h
+++ b/include/linux/devfs_fs_kernel.h
@@ -11,23 +11,10 @@
#define DEVFS_SUPER_MAGIC 0x1373
-#define IS_DEVFS_INODE(inode) (DEVFS_SUPER_MAGIC == (inode)->i_sb->s_magic)
-
-#define DEVFS_MINOR(inode) \
- ({unsigned int m; /* evil GCC trickery */ \
- ((inode)->i_sb && \
- ((inode)->i_sb->s_magic==DEVFS_SUPER_MAGIC) && \
- (devfs_get_maj_min(devfs_get_handle_from_inode((inode)),NULL,&m)==0) \
- ) ? m : MINOR((inode)->r_dev); })
-
-
#define DEVFS_FL_NONE 0x000 /* This helps to make code more readable
*/
-#define DEVFS_FL_HIDE 0x001 /* Do not show entry in directory list */
#define DEVFS_FL_AUTO_DEVNUM 0x002 /* Automatically generate device number
*/
-#define DEVFS_FL_AOPEN_NOTIFY 0x004 /* Asynchronously notify devfsd on open
- */
#define DEVFS_FL_REMOVABLE 0x008 /* This is a removable media device */
#define DEVFS_FL_WAIT 0x010 /* Wait for devfsd to finish */
#define DEVFS_FL_CURRENT_OWNER 0x020 /* Set initial ownership to current */
@@ -67,40 +54,23 @@ extern int devfs_mk_symlink (devfs_handle_t dir, const char *name,
extern devfs_handle_t devfs_mk_dir (devfs_handle_t dir, const char *name,
void *info);
extern devfs_handle_t devfs_get_handle (devfs_handle_t dir, const char *name,
- unsigned int major,unsigned int minor,
- char type, int traverse_symlinks);
-extern void devfs_find_and_unregister (devfs_handle_t dir, const char *name,
- unsigned int major, unsigned int minor,
- char type, int traverse_symlinks);
-extern int devfs_get_flags (devfs_handle_t de, unsigned int *flags);
-extern int devfs_set_flags (devfs_handle_t de, unsigned int flags);
-extern int devfs_get_maj_min (devfs_handle_t de,
- unsigned int *major, unsigned int *minor);
+ int traverse_symlinks);
extern devfs_handle_t devfs_get_handle_from_inode (struct inode *inode);
extern int devfs_generate_path (devfs_handle_t de, char *path, int buflen);
-extern void *devfs_get_ops (devfs_handle_t de);
-extern void devfs_put_ops (devfs_handle_t de);
extern int devfs_set_file_size (devfs_handle_t de, unsigned long size);
extern void *devfs_get_info (devfs_handle_t de);
extern int devfs_set_info (devfs_handle_t de, void *info);
extern devfs_handle_t devfs_get_parent (devfs_handle_t de);
extern devfs_handle_t devfs_get_first_child (devfs_handle_t de);
extern devfs_handle_t devfs_get_next_sibling (devfs_handle_t de);
-extern void devfs_auto_unregister (devfs_handle_t master,devfs_handle_t slave);
-extern devfs_handle_t devfs_get_unregister_slave (devfs_handle_t master);
extern const char *devfs_get_name (devfs_handle_t de, unsigned int *namelen);
extern int devfs_only (void);
extern int devfs_register_tape (devfs_handle_t de);
extern void devfs_unregister_tape(int num);
-extern void devfs_register_series (devfs_handle_t dir, const char *format,
- unsigned int num_entries,
- unsigned int flags, unsigned int major,
- unsigned int minor_start,
- umode_t mode, void *ops, void *info);
extern int devfs_alloc_major (char type);
extern void devfs_dealloc_major (char type, int major);
-extern kdev_t devfs_alloc_devnum (char type);
-extern void devfs_dealloc_devnum (char type, kdev_t devnum);
+extern dev_t devfs_alloc_devnum (char type);
+extern void devfs_dealloc_devnum (char type, dev_t devnum);
extern int devfs_alloc_unique_number (struct unique_numspace *space);
extern void devfs_dealloc_unique_number (struct unique_numspace *space,
int number);
@@ -147,36 +117,13 @@ static inline devfs_handle_t devfs_mk_dir (devfs_handle_t dir,
}
static inline devfs_handle_t devfs_get_handle (devfs_handle_t dir,
const char *name,
- unsigned int major,
- unsigned int minor,
- char type,
int traverse_symlinks)
{
return NULL;
}
-static inline void devfs_find_and_unregister (devfs_handle_t dir,
- const char *name,
- unsigned int major,
- unsigned int minor,
- char type, int traverse_symlinks)
-{
-}
static inline void devfs_remove(const char *fmt, ...)
{
}
-static inline int devfs_get_flags (devfs_handle_t de, unsigned int *flags)
-{
- return 0;
-}
-static inline int devfs_set_flags (devfs_handle_t de, unsigned int flags)
-{
- return 0;
-}
-static inline int devfs_get_maj_min (devfs_handle_t de,
- unsigned int *major, unsigned int *minor)
-{
- return 0;
-}
static inline devfs_handle_t devfs_get_handle_from_inode (struct inode *inode)
{
return NULL;
@@ -186,14 +133,6 @@ static inline int devfs_generate_path (devfs_handle_t de, char *path,
{
return -ENOSYS;
}
-static inline void *devfs_get_ops (devfs_handle_t de)
-{
- return NULL;
-}
-static inline void devfs_put_ops (devfs_handle_t de)
-{
- return;
-}
static inline int devfs_set_file_size (devfs_handle_t de, unsigned long size)
{
return -ENOSYS;
@@ -218,15 +157,6 @@ static inline devfs_handle_t devfs_get_next_sibling (devfs_handle_t de)
{
return NULL;
}
-static inline void devfs_auto_unregister (devfs_handle_t master,
- devfs_handle_t slave)
-{
- return;
-}
-static inline devfs_handle_t devfs_get_unregister_slave (devfs_handle_t master)
-{
- return NULL;
-}
static inline const char *devfs_get_name (devfs_handle_t de,
unsigned int *namelen)
{
@@ -243,17 +173,6 @@ static inline int devfs_register_tape (devfs_handle_t de)
static inline void devfs_unregister_tape(int num)
{
}
-static inline void devfs_register_series (devfs_handle_t dir,
- const char *format,
- unsigned int num_entries,
- unsigned int flags,
- unsigned int major,
- unsigned int minor_start,
- umode_t mode, void *ops, void *info)
-{
- return;
-}
-
static inline int devfs_alloc_major (char type)
{
return -1;
@@ -264,12 +183,12 @@ static inline void devfs_dealloc_major (char type, int major)
return;
}
-static inline kdev_t devfs_alloc_devnum (char type)
+static inline dev_t devfs_alloc_devnum (char type)
{
- return NODEV;
+ return 0;
}
-static inline void devfs_dealloc_devnum (char type, kdev_t devnum)
+static inline void devfs_dealloc_devnum (char type, dev_t devnum)
{
return;
}
generated by cgit v1.2.3 (git 2.46.0) at 2026-01-28 18:12:03 +0000