339 	if (he->parent_he) {  in hists__delete_entry()
340 		root_in  = &he->parent_he->hroot_in;  in hists__delete_entry()
341 		root_out = &he->parent_he->hroot_out;  in hists__delete_entry()
1316 	struct hist_entry *parent = he->parent_he;  in hist_entry__check_and_remove_filter()
1360 				parent = parent->parent_he;  in hist_entry__check_and_remove_filter()
1397 						 struct hist_entry *parent_he,  in hierarchy_insert_entry()  argument
1439 	new->parent_he = parent_he;  in hierarchy_insert_entry()
1949 		he = he->parent_he;  in __rb_hierarchy_next()
1966 	he = he->parent_he;  in rb_hierarchy_prev()
2004 		struct hist_entry *parent = h->parent_he;  in hists__remove_entry_filter()
2020 			parent = parent->parent_he;  in hists__remove_entry_filter()
2500 			leader->parent_he = parent;  in hists__link_hierarchy()