21 static void remove_files(struct kernfs_node *parent,  in remove_files()  argument
29 			kernfs_remove_by_name(parent, (*attr)->name);  in remove_files()
32 			kernfs_remove_by_name(parent, (*bin_attr)->attr.name);  in remove_files()
35 static int create_files(struct kernfs_node *parent, struct kobject *kobj,  in create_files()  argument
52 				kernfs_remove_by_name(parent, (*attr)->name);  in create_files()
64 			error = sysfs_add_file_mode_ns(parent, *attr, false,  in create_files()
70 			remove_files(parent, grp);  in create_files()
78 				kernfs_remove_by_name(parent,  in create_files()
80 			error = sysfs_add_file_mode_ns(parent,  in create_files()
87 			remove_files(parent, grp);  in create_files()
216 	struct kernfs_node *parent = kobj->sd;  in sysfs_remove_group()  local
220 		kn = kernfs_find_and_get(parent, grp->name);  in sysfs_remove_group()
228 		kn = parent;  in sysfs_remove_group()
272 	struct kernfs_node *parent;  in sysfs_merge_group()  local
277 	parent = kernfs_find_and_get(kobj->sd, grp->name);  in sysfs_merge_group()
278 	if (!parent)  in sysfs_merge_group()
282 		error = sysfs_add_file(parent, *attr, false);  in sysfs_merge_group()
285 			kernfs_remove_by_name(parent, (*--attr)->name);  in sysfs_merge_group()
287 	kernfs_put(parent);  in sysfs_merge_group()
301 	struct kernfs_node *parent;  in sysfs_unmerge_group()  local
304 	parent = kernfs_find_and_get(kobj->sd, grp->name);  in sysfs_unmerge_group()
305 	if (parent) {  in sysfs_unmerge_group()
307 			kernfs_remove_by_name(parent, (*attr)->name);  in sysfs_unmerge_group()
308 		kernfs_put(parent);  in sysfs_unmerge_group()
323 	struct kernfs_node *parent;  in sysfs_add_link_to_group()  local
326 	parent = kernfs_find_and_get(kobj->sd, group_name);  in sysfs_add_link_to_group()
327 	if (!parent)  in sysfs_add_link_to_group()
330 	error = sysfs_create_link_sd(parent, target, link_name);  in sysfs_add_link_to_group()
331 	kernfs_put(parent);  in sysfs_add_link_to_group()
346 	struct kernfs_node *parent;  in sysfs_remove_link_from_group()  local
348 	parent = kernfs_find_and_get(kobj->sd, group_name);  in sysfs_remove_link_from_group()
349 	if (parent) {  in sysfs_remove_link_from_group()
350 		kernfs_remove_by_name(parent, link_name);  in sysfs_remove_link_from_group()
351 		kernfs_put(parent);  in sysfs_remove_link_from_group()