diff options
Diffstat (limited to 'include/linux/sysfs.h')
| -rw-r--r-- | include/linux/sysfs.h | 107 |
1 files changed, 66 insertions, 41 deletions
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index 11baec7c9b2..30b2ebee643 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -12,6 +12,7 @@ #ifndef _SYSFS_H_ #define _SYSFS_H_ +#include <linux/kernfs.h> #include <linux/compiler.h> #include <linux/errno.h> #include <linux/list.h> @@ -173,29 +174,30 @@ struct bin_attribute bin_attr_##_name = __BIN_ATTR_RW(_name, _size) struct sysfs_ops { ssize_t (*show)(struct kobject *, struct attribute *, char *); ssize_t (*store)(struct kobject *, struct attribute *, const char *, size_t); - const void *(*namespace)(struct kobject *, const struct attribute *); }; -struct sysfs_dirent; - #ifdef CONFIG_SYSFS int sysfs_schedule_callback(struct kobject *kobj, void (*func)(void *), void *data, struct module *owner); -int __must_check sysfs_create_dir(struct kobject *kobj); +int __must_check sysfs_create_dir_ns(struct kobject *kobj, const void *ns); void sysfs_remove_dir(struct kobject *kobj); -int __must_check sysfs_rename_dir(struct kobject *kobj, const char *new_name); -int __must_check sysfs_move_dir(struct kobject *kobj, - struct kobject *new_parent_kobj); - -int __must_check sysfs_create_file(struct kobject *kobj, - const struct attribute *attr); +int __must_check sysfs_rename_dir_ns(struct kobject *kobj, const char *new_name, + const void *new_ns); +int __must_check sysfs_move_dir_ns(struct kobject *kobj, + struct kobject *new_parent_kobj, + const void *new_ns); + +int __must_check sysfs_create_file_ns(struct kobject *kobj, + const struct attribute *attr, + const void *ns); int __must_check sysfs_create_files(struct kobject *kobj, const struct attribute **attr); int __must_check sysfs_chmod_file(struct kobject *kobj, const struct attribute *attr, umode_t mode); -void sysfs_remove_file(struct kobject *kobj, const struct attribute *attr); +void sysfs_remove_file_ns(struct kobject *kobj, const struct attribute *attr, + const void *ns); void sysfs_remove_files(struct kobject *kobj, const struct attribute **attr); int __must_check sysfs_create_bin_file(struct kobject *kobj, @@ -210,8 +212,9 @@ int __must_check sysfs_create_link_nowarn(struct kobject *kobj, const char *name); void sysfs_remove_link(struct kobject *kobj, const char *name); -int sysfs_rename_link(struct kobject *kobj, struct kobject *target, - const char *old_name, const char *new_name); +int sysfs_rename_link_ns(struct kobject *kobj, struct kobject *target, + const char *old_name, const char *new_name, + const void *new_ns); void sysfs_delete_link(struct kobject *dir, struct kobject *targ, const char *name); @@ -240,12 +243,6 @@ void sysfs_remove_link_from_group(struct kobject *kobj, const char *group_name, const char *link_name); void sysfs_notify(struct kobject *kobj, const char *dir, const char *attr); -void sysfs_notify_dirent(struct sysfs_dirent *sd); -struct sysfs_dirent *sysfs_get_dirent(struct sysfs_dirent *parent_sd, - const void *ns, - const unsigned char *name); -struct sysfs_dirent *sysfs_get(struct sysfs_dirent *sd); -void sysfs_put(struct sysfs_dirent *sd); int __must_check sysfs_init(void); @@ -257,7 +254,7 @@ static inline int sysfs_schedule_callback(struct kobject *kobj, return -ENOSYS; } -static inline int sysfs_create_dir(struct kobject *kobj) +static inline int sysfs_create_dir_ns(struct kobject *kobj, const void *ns) { return 0; } @@ -266,19 +263,22 @@ static inline void sysfs_remove_dir(struct kobject *kobj) { } -static inline int sysfs_rename_dir(struct kobject *kobj, const char *new_name) +static inline int sysfs_rename_dir_ns(struct kobject *kobj, + const char *new_name, const void *new_ns) { return 0; } -static inline int sysfs_move_dir(struct kobject *kobj, - struct kobject *new_parent_kobj) +static inline int sysfs_move_dir_ns(struct kobject *kobj, + struct kobject *new_parent_kobj, + const void *new_ns) { return 0; } -static inline int sysfs_create_file(struct kobject *kobj, - const struct attribute *attr) +static inline int sysfs_create_file_ns(struct kobject *kobj, + const struct attribute *attr, + const void *ns) { return 0; } @@ -295,8 +295,9 @@ static inline int sysfs_chmod_file(struct kobject *kobj, return 0; } -static inline void sysfs_remove_file(struct kobject *kobj, - const struct attribute *attr) +static inline void sysfs_remove_file_ns(struct kobject *kobj, + const struct attribute *attr, + const void *ns) { } @@ -333,8 +334,9 @@ static inline void sysfs_remove_link(struct kobject *kobj, const char *name) { } -static inline int sysfs_rename_link(struct kobject *k, struct kobject *t, - const char *old_name, const char *new_name) +static inline int sysfs_rename_link_ns(struct kobject *k, struct kobject *t, + const char *old_name, + const char *new_name, const void *ns) { return 0; } @@ -410,29 +412,52 @@ static inline void sysfs_notify(struct kobject *kobj, const char *dir, const char *attr) { } -static inline void sysfs_notify_dirent(struct sysfs_dirent *sd) + +static inline int __must_check sysfs_init(void) { + return 0; } -static inline -struct sysfs_dirent *sysfs_get_dirent(struct sysfs_dirent *parent_sd, - const void *ns, - const unsigned char *name) + +#endif /* CONFIG_SYSFS */ + +static inline int __must_check sysfs_create_file(struct kobject *kobj, + const struct attribute *attr) { - return NULL; + return sysfs_create_file_ns(kobj, attr, NULL); } -static inline struct sysfs_dirent *sysfs_get(struct sysfs_dirent *sd) + +static inline void sysfs_remove_file(struct kobject *kobj, + const struct attribute *attr) { - return NULL; + return sysfs_remove_file_ns(kobj, attr, NULL); } -static inline void sysfs_put(struct sysfs_dirent *sd) + +static inline int sysfs_rename_link(struct kobject *kobj, struct kobject *target, + const char *old_name, const char *new_name) { + return sysfs_rename_link_ns(kobj, target, old_name, new_name, NULL); } -static inline int __must_check sysfs_init(void) +static inline void sysfs_notify_dirent(struct kernfs_node *kn) { - return 0; + kernfs_notify(kn); } -#endif /* CONFIG_SYSFS */ +static inline struct kernfs_node *sysfs_get_dirent(struct kernfs_node *parent, + const unsigned char *name) +{ + return kernfs_find_and_get(parent, name); +} + +static inline struct kernfs_node *sysfs_get(struct kernfs_node *kn) +{ + kernfs_get(kn); + return kn; +} + +static inline void sysfs_put(struct kernfs_node *kn) +{ + kernfs_put(kn); +} #endif /* _SYSFS_H_ */ |