5ec68b2e31
linux/cdev.h uses struct kobject and other structs and should therefore include them. Currently, a module either needs to add the missing includes itself, or, in case a module includes other headers already, needs to put <linux/cdev.h> last, which goes against a alphabetically-sorted include list. Signed-off-by: Jan Engelhardt <jengelh@gmx.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
33 lines
610 B
C
33 lines
610 B
C
#ifndef _LINUX_CDEV_H
|
|
#define _LINUX_CDEV_H
|
|
#ifdef __KERNEL__
|
|
|
|
#include <linux/kobject.h>
|
|
#include <linux/kdev_t.h>
|
|
#include <linux/list.h>
|
|
|
|
struct cdev {
|
|
struct kobject kobj;
|
|
struct module *owner;
|
|
const struct file_operations *ops;
|
|
struct list_head list;
|
|
dev_t dev;
|
|
unsigned int count;
|
|
};
|
|
|
|
void cdev_init(struct cdev *, const struct file_operations *);
|
|
|
|
struct cdev *cdev_alloc(void);
|
|
|
|
void cdev_put(struct cdev *p);
|
|
|
|
int cdev_add(struct cdev *, dev_t, unsigned);
|
|
|
|
void cdev_del(struct cdev *);
|
|
|
|
void cd_forget(struct inode *);
|
|
|
|
extern struct backing_dev_info directly_mappable_cdev_bdi;
|
|
|
|
#endif
|
|
#endif
|