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-rw-r--r--include/linux/sysfs.h47
1 files changed, 20 insertions, 27 deletions
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 6695040a0317..30b2ebee6439 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -12,6 +12,7 @@
12#ifndef _SYSFS_H_ 12#ifndef _SYSFS_H_
13#define _SYSFS_H_ 13#define _SYSFS_H_
14 14
15#include <linux/kernfs.h>
15#include <linux/compiler.h> 16#include <linux/compiler.h>
16#include <linux/errno.h> 17#include <linux/errno.h>
17#include <linux/list.h> 18#include <linux/list.h>
@@ -175,8 +176,6 @@ struct sysfs_ops {
175 ssize_t (*store)(struct kobject *, struct attribute *, const char *, size_t); 176 ssize_t (*store)(struct kobject *, struct attribute *, const char *, size_t);
176}; 177};
177 178
178struct sysfs_dirent;
179
180#ifdef CONFIG_SYSFS 179#ifdef CONFIG_SYSFS
181 180
182int sysfs_schedule_callback(struct kobject *kobj, void (*func)(void *), 181int sysfs_schedule_callback(struct kobject *kobj, void (*func)(void *),
@@ -244,12 +243,6 @@ void sysfs_remove_link_from_group(struct kobject *kobj, const char *group_name,
244 const char *link_name); 243 const char *link_name);
245 244
246void sysfs_notify(struct kobject *kobj, const char *dir, const char *attr); 245void sysfs_notify(struct kobject *kobj, const char *dir, const char *attr);
247void sysfs_notify_dirent(struct sysfs_dirent *sd);
248struct sysfs_dirent *sysfs_get_dirent_ns(struct sysfs_dirent *parent_sd,
249 const unsigned char *name,
250 const void *ns);
251struct sysfs_dirent *sysfs_get(struct sysfs_dirent *sd);
252void sysfs_put(struct sysfs_dirent *sd);
253 246
254int __must_check sysfs_init(void); 247int __must_check sysfs_init(void);
255 248
@@ -419,22 +412,6 @@ static inline void sysfs_notify(struct kobject *kobj, const char *dir,
419 const char *attr) 412 const char *attr)
420{ 413{
421} 414}
422static inline void sysfs_notify_dirent(struct sysfs_dirent *sd)
423{
424}
425static inline struct sysfs_dirent *
426sysfs_get_dirent_ns(struct sysfs_dirent *parent_sd, const unsigned char *name,
427 const void *ns)
428{
429 return NULL;
430}
431static inline struct sysfs_dirent *sysfs_get(struct sysfs_dirent *sd)
432{
433 return NULL;
434}
435static inline void sysfs_put(struct sysfs_dirent *sd)
436{
437}
438 415
439static inline int __must_check sysfs_init(void) 416static inline int __must_check sysfs_init(void)
440{ 417{
@@ -461,10 +438,26 @@ static inline int sysfs_rename_link(struct kobject *kobj, struct kobject *target
461 return sysfs_rename_link_ns(kobj, target, old_name, new_name, NULL); 438 return sysfs_rename_link_ns(kobj, target, old_name, new_name, NULL);
462} 439}
463 440
464static inline struct sysfs_dirent * 441static inline void sysfs_notify_dirent(struct kernfs_node *kn)
465sysfs_get_dirent(struct sysfs_dirent *parent_sd, const unsigned char *name) 442{
443 kernfs_notify(kn);
444}
445
446static inline struct kernfs_node *sysfs_get_dirent(struct kernfs_node *parent,
447 const unsigned char *name)
448{
449 return kernfs_find_and_get(parent, name);
450}
451
452static inline struct kernfs_node *sysfs_get(struct kernfs_node *kn)
453{
454 kernfs_get(kn);
455 return kn;
456}
457
458static inline void sysfs_put(struct kernfs_node *kn)
466{ 459{
467 return sysfs_get_dirent_ns(parent_sd, name, NULL); 460 kernfs_put(kn);
468} 461}
469 462
470#endif /* _SYSFS_H_ */ 463#endif /* _SYSFS_H_ */