29 struct foo_obj {  struct
35 #define to_foo_obj(x) container_of(x, struct foo_obj, kobj)  argument
40 	ssize_t (*show)(struct foo_obj *foo, struct foo_attribute *attr, char *buf);
41 	ssize_t (*store)(struct foo_obj *foo, struct foo_attribute *attr, const char *buf, size_t count);
57 	struct foo_obj *foo;  in foo_attr_show()
77 	struct foo_obj *foo;  in foo_attr_store()
103 	struct foo_obj *foo;  in foo_release()
112 static ssize_t foo_show(struct foo_obj *foo_obj, struct foo_attribute *attr,  in foo_show()  argument
115 	return sysfs_emit(buf, "%d\n", foo_obj->foo);  in foo_show()
118 static ssize_t foo_store(struct foo_obj *foo_obj, struct foo_attribute *attr,  in foo_store()  argument
123 	ret = kstrtoint(buf, 10, &foo_obj->foo);  in foo_store()
138 static ssize_t b_show(struct foo_obj *foo_obj, struct foo_attribute *attr,  in b_show()  argument
144 		var = foo_obj->baz;  in b_show()
146 		var = foo_obj->bar;  in b_show()
150 static ssize_t b_store(struct foo_obj *foo_obj, struct foo_attribute *attr,  in b_store()  argument
160 		foo_obj->baz = var;  in b_store()
162 		foo_obj->bar = var;  in b_store()
195 static struct foo_obj *foo_obj;  variable
196 static struct foo_obj *bar_obj;
197 static struct foo_obj *baz_obj;
199 static struct foo_obj *create_foo_obj(const char *name)  in create_foo_obj()
201 	struct foo_obj *foo;  in create_foo_obj()
236 static void destroy_foo_obj(struct foo_obj *foo)  in destroy_foo_obj()
254 	foo_obj = create_foo_obj("foo");  in example_init()
255 	if (!foo_obj)  in example_init()
271 	destroy_foo_obj(foo_obj);  in example_init()
281 	destroy_foo_obj(foo_obj);  in example_exit()