1502 	struct irq_data *root_irq_data = irq_get_irq_data(virq);  in irq_domain_push_irq()  local
1527 	if (!root_irq_data)  in irq_domain_push_irq()
1530 	if (domain->parent != root_irq_data->domain)  in irq_domain_push_irq()
1534 				      irq_data_get_node(root_irq_data));  in irq_domain_push_irq()
1541 	*child_irq_data = *root_irq_data;  in irq_domain_push_irq()
1547 	root_irq_data->parent_data = child_irq_data;  in irq_domain_push_irq()
1548 	root_irq_data->domain = domain;  in irq_domain_push_irq()
1549 	root_irq_data->mask = 0;  in irq_domain_push_irq()
1550 	root_irq_data->hwirq = 0;  in irq_domain_push_irq()
1551 	root_irq_data->chip = NULL;  in irq_domain_push_irq()
1552 	root_irq_data->chip_data = NULL;  in irq_domain_push_irq()
1558 		*root_irq_data = *child_irq_data;  in irq_domain_push_irq()
1564 	irq_domain_set_mapping(domain, root_irq_data->hwirq, root_irq_data);  in irq_domain_push_irq()
1583 	struct irq_data *root_irq_data = irq_get_irq_data(virq);  in irq_domain_pop_irq()  local
1606 	if (!root_irq_data)  in irq_domain_pop_irq()
1612 	if (WARN_ON(root_irq_data != tmp_irq_data))  in irq_domain_pop_irq()
1615 	if (WARN_ON(root_irq_data->domain != domain))  in irq_domain_pop_irq()
1618 	child_irq_data = root_irq_data->parent_data;  in irq_domain_pop_irq()
1624 	root_irq_data->parent_data = NULL;  in irq_domain_pop_irq()
1626 	irq_domain_clear_mapping(domain, root_irq_data->hwirq);  in irq_domain_pop_irq()
1630 	*root_irq_data = *child_irq_data;  in irq_domain_pop_irq()
1632 	irq_domain_fix_revmap(root_irq_data);  in irq_domain_pop_irq()