34 static umode_t __first_visible(const struct attribute_group *grp, struct kobject *kobj)  in __first_visible()  argument
37 		return grp->is_visible(kobj, grp->attrs[0], 0);  in __first_visible()
40 		return grp->is_visible_const(kobj, grp->attrs[0], 0);  in __first_visible()
43 		return grp->is_bin_visible(kobj, grp->bin_attrs[0], 0);  in __first_visible()
48 static int create_files(struct kernfs_node *parent, struct kobject *kobj,  in create_files()  argument
69 					mode = grp->is_visible(kobj, *attr, i);  in create_files()
71 					mode = grp->is_visible_const(kobj, *attr, i);  in create_files()
102 				mode = grp->is_bin_visible(kobj, *bin_attr, i);  in create_files()
108 				size = grp->bin_size(kobj, *bin_attr, i);  in create_files()
129 static int internal_create_group(struct kobject *kobj, int update,  in internal_create_group()  argument
137 	if (WARN_ON(!kobj || (!update && !kobj->sd)))  in internal_create_group()
141 	if (unlikely(update && !kobj->sd))  in internal_create_group()
146 			 kobj->name, grp->name ?: "");  in internal_create_group()
150 	kobject_get_ownership(kobj, &uid, &gid);  in internal_create_group()
152 		umode_t mode = __first_visible(grp, kobj);  in internal_create_group()
160 			kn = kernfs_find_and_get(kobj->sd, grp->name);  in internal_create_group()
163 					 kobj->name, grp->name);  in internal_create_group()
167 				sysfs_remove_group(kobj, grp);  in internal_create_group()
176 			kn = kernfs_create_dir_ns(kobj->sd, grp->name, mode,  in internal_create_group()
177 						  uid, gid, kobj, NULL);  in internal_create_group()
180 					sysfs_warn_dup(kobj->sd, grp->name);  in internal_create_group()
185 		kn = kobj->sd;  in internal_create_group()
189 	error = create_files(kn, kobj, uid, gid, grp, update);  in internal_create_group()
212 int sysfs_create_group(struct kobject *kobj,  in sysfs_create_group()  argument
215 	return internal_create_group(kobj, 0, grp);  in sysfs_create_group()
219 static int internal_create_groups(struct kobject *kobj, int update,  in internal_create_groups()  argument
229 		error = internal_create_group(kobj, update, groups[i]);  in internal_create_groups()
232 				sysfs_remove_group(kobj, groups[i]);  in internal_create_groups()
252 int sysfs_create_groups(struct kobject *kobj,  in sysfs_create_groups()  argument
255 	return internal_create_groups(kobj, 0, groups);  in sysfs_create_groups()
270 int sysfs_update_groups(struct kobject *kobj,  in sysfs_update_groups()  argument
273 	return internal_create_groups(kobj, 1, groups);  in sysfs_update_groups()
295 int sysfs_update_group(struct kobject *kobj,  in sysfs_update_group()  argument
298 	return internal_create_group(kobj, 1, grp);  in sysfs_update_group()
310 void sysfs_remove_group(struct kobject *kobj,  in sysfs_remove_group()  argument
313 	struct kernfs_node *parent = kobj->sd;  in sysfs_remove_group()
320 				 grp->name, kobject_name(kobj));  in sysfs_remove_group()
344 void sysfs_remove_groups(struct kobject *kobj,  in sysfs_remove_groups()  argument
352 		sysfs_remove_group(kobj, groups[i]);  in sysfs_remove_groups()
365 int sysfs_merge_group(struct kobject *kobj,  in sysfs_merge_group()  argument
375 	parent = kernfs_find_and_get(kobj->sd, grp->name);  in sysfs_merge_group()
379 	kobject_get_ownership(kobj, &uid, &gid);  in sysfs_merge_group()
399 void sysfs_unmerge_group(struct kobject *kobj,  in sysfs_unmerge_group()  argument
405 	parent = kernfs_find_and_get(kobj->sd, grp->name);  in sysfs_unmerge_group()
421 int sysfs_add_link_to_group(struct kobject *kobj, const char *group_name,  in sysfs_add_link_to_group()  argument
427 	parent = kernfs_find_and_get(kobj->sd, group_name);  in sysfs_add_link_to_group()
444 void sysfs_remove_link_from_group(struct kobject *kobj, const char *group_name,  in sysfs_remove_link_from_group()  argument
449 	parent = kernfs_find_and_get(kobj->sd, group_name);  in sysfs_remove_link_from_group()
466 int compat_only_sysfs_link_entry_to_kobj(struct kobject *kobj,  in compat_only_sysfs_link_entry_to_kobj()  argument
497 	link = kernfs_create_link(kobj->sd, symlink_name, entry);  in compat_only_sysfs_link_entry_to_kobj()
499 		sysfs_warn_dup(kobj->sd, symlink_name);  in compat_only_sysfs_link_entry_to_kobj()
507 static int sysfs_group_attrs_change_owner(struct kobject *kobj,  in sysfs_group_attrs_change_owner()  argument
521 				mode = grp->is_visible(kobj, *attr, i);  in sysfs_group_attrs_change_owner()
543 				mode = grp->is_bin_visible(kobj, *bin_attr, i);  in sysfs_group_attrs_change_owner()
572 int sysfs_group_change_owner(struct kobject *kobj,  in sysfs_group_change_owner()  argument
584 	if (!kobj->state_in_sysfs)  in sysfs_group_change_owner()
588 		grp_kn = kernfs_find_and_get(kobj->sd, grp->name);  in sysfs_group_change_owner()
590 		kernfs_get(kobj->sd);  in sysfs_group_change_owner()
591 		grp_kn = kobj->sd;  in sysfs_group_change_owner()
598 		error = sysfs_group_attrs_change_owner(kobj, grp_kn, grp, &newattrs);  in sysfs_group_change_owner()
615 int sysfs_groups_change_owner(struct kobject *kobj,  in sysfs_groups_change_owner()  argument
621 	if (!kobj->state_in_sysfs)  in sysfs_groups_change_owner()
628 		error = sysfs_group_change_owner(kobj, groups[i], kuid, kgid);  in sysfs_groups_change_owner()