1 files changed, 75 insertions, 8 deletions

diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index b34de79dcf3b..de2083939b74 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -18,6 +18,12 @@ struct attribute {
 	mode_t			mode;
 };
 
+struct attribute_group {
+	char			* name;
+	struct attribute	** attrs;
+};
+
+
 struct bin_attribute {
 	struct attribute	attr;
 	size_t			size;
@@ -25,14 +31,13 @@ struct bin_attribute {
 	ssize_t (*write)(struct kobject *, char *, loff_t, size_t);
 };
 
-int sysfs_create_bin_file(struct kobject * kobj, struct bin_attribute * attr);
-int sysfs_remove_bin_file(struct kobject * kobj, struct bin_attribute * attr);
-
 struct sysfs_ops {
 	ssize_t	(*show)(struct kobject *, struct attribute *,char *);
 	ssize_t	(*store)(struct kobject *,struct attribute *,const char *, size_t);
 };
 
+#ifdef CONFIG_SYSFS
+
 extern int
 sysfs_create_dir(struct kobject *);
 
@@ -57,13 +62,75 @@ sysfs_create_link(struct kobject * kobj, struct kobject * target, char * name);
 extern void
 sysfs_remove_link(struct kobject *, char * name);
 
-
-struct attribute_group {
-	char			* name;
-	struct attribute	** attrs;
-};
+int sysfs_create_bin_file(struct kobject * kobj, struct bin_attribute * attr);
+int sysfs_remove_bin_file(struct kobject * kobj, struct bin_attribute * attr);
 
 int sysfs_create_group(struct kobject *, const struct attribute_group *);
 void sysfs_remove_group(struct kobject *, const struct attribute_group *);
 
+#else /* CONFIG_SYSFS */
+
+static inline int sysfs_create_dir(struct kobject * k)
+{
+	return 0;
+}
+
+static inline void sysfs_remove_dir(struct kobject * k)
+{
+	;
+}
+
+static inline void sysfs_rename_dir(struct kobject * k, const char *new_name)
+{
+	;
+}
+
+static inline int sysfs_create_file(struct kobject * k, const struct attribute * a)
+{
+	return 0;
+}
+
+static inline int sysfs_update_file(struct kobject * k, const struct attribute * a)
+{
+	return 0;
+}
+
+static inline void sysfs_remove_file(struct kobject * k, const struct attribute * a)
+{
+	;
+}
+
+static inline int sysfs_create_link(struct kobject * k, struct kobject * t, char * n)
+{
+	return 0;
+}
+
+static inline void sysfs_remove_link(struct kobject * k, char * name)
+{
+	;
+}
+
+
+static inline int sysfs_create_bin_file(struct kobject * k, struct bin_attribute * a)
+{
+	return 0;
+}
+
+static inline int sysfs_remove_bin_file(struct kobject * k, struct bin_attribute * a)
+{
+	return 0;
+}
+
+static inline int sysfs_create_group(struct kobject * k, const struct attribute_group *g)
+{
+	return 0;
+}
+
+static inline void sysfs_remove_group(struct kobject * k, const struct attribute_group * g)
+{
+	;
+}
+
+#endif /* CONFIG_SYSFS */
+
 #endif /* _SYSFS_H_ */