145 	struct irqaction *action = desc->action;  in irq_set_thread_affinity()  local
147 	while (action) {  in irq_set_thread_affinity()
148 		if (action->thread)  in irq_set_thread_affinity()
149 			set_bit(IRQTF_AFFINITY, &action->thread_flags);  in irq_set_thread_affinity()
150 		action = action->next;  in irq_set_thread_affinity()
601 		if (!desc->action ||  in can_request_irq()
602 		    irqflags & desc->action->flags & IRQF_SHARED)  in can_request_irq()
700 static int irq_wait_for_interrupt(struct irqaction *action)  in irq_wait_for_interrupt()  argument
707 				       &action->thread_flags)) {  in irq_wait_for_interrupt()
724 				 struct irqaction *action)  in irq_finalize_oneshot()  argument
758 	if (test_bit(IRQTF_RUNTHREAD, &action->thread_flags))  in irq_finalize_oneshot()
761 	desc->threads_oneshot &= ~action->thread_mask;  in irq_finalize_oneshot()
777 irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action)  in irq_thread_check_affinity()  argument
782 	if (!test_and_clear_bit(IRQTF_AFFINITY, &action->thread_flags))  in irq_thread_check_affinity()
790 		set_bit(IRQTF_AFFINITY, &action->thread_flags);  in irq_thread_check_affinity()
811 irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action) { }  in irq_thread_check_affinity()  argument
821 irq_forced_thread_fn(struct irq_desc *desc, struct irqaction *action)  in irq_forced_thread_fn()  argument
826 	ret = action->thread_fn(action->irq, action->dev_id);  in irq_forced_thread_fn()
827 	irq_finalize_oneshot(desc, action);  in irq_forced_thread_fn()
838 		struct irqaction *action)  in irq_thread_fn()  argument
842 	ret = action->thread_fn(action->irq, action->dev_id);  in irq_thread_fn()
843 	irq_finalize_oneshot(desc, action);  in irq_thread_fn()
857 	struct irqaction *action;  in irq_thread_dtor()  local
862 	action = kthread_data(tsk);  in irq_thread_dtor()
865 	       tsk->comm, tsk->pid, action->irq);  in irq_thread_dtor()
868 	desc = irq_to_desc(action->irq);  in irq_thread_dtor()
873 	if (test_and_clear_bit(IRQTF_RUNTHREAD, &action->thread_flags))  in irq_thread_dtor()
877 	irq_finalize_oneshot(desc, action);  in irq_thread_dtor()
886 	struct irqaction *action = data;  in irq_thread()  local
887 	struct irq_desc *desc = irq_to_desc(action->irq);  in irq_thread()
889 			struct irqaction *action);  in irq_thread()
892 					&action->thread_flags))  in irq_thread()
900 	irq_thread_check_affinity(desc, action);  in irq_thread()
902 	while (!irq_wait_for_interrupt(action)) {  in irq_thread()
905 		irq_thread_check_affinity(desc, action);  in irq_thread()
907 		action_ret = handler_fn(desc, action);  in irq_thread()
936 	struct irqaction *action;  in irq_wake_thread()  local
943 	for (action = desc->action; action; action = action->next) {  in irq_wake_thread()
944 		if (action->dev_id == dev_id) {  in irq_wake_thread()
945 			if (action->thread)  in irq_wake_thread()
946 				__irq_wake_thread(desc, action);  in irq_wake_thread()
1088 	old_ptr = &desc->action;  in __setup_irq()
1327 	struct irqaction *action, **action_ptr;  in __free_irq()  local
1341 	action_ptr = &desc->action;  in __free_irq()
1343 		action = *action_ptr;  in __free_irq()
1345 		if (!action) {  in __free_irq()
1352 		if (action->dev_id == dev_id)  in __free_irq()
1354 		action_ptr = &action->next;  in __free_irq()
1358 	*action_ptr = action->next;  in __free_irq()
1360 	irq_pm_remove_action(desc, action);  in __free_irq()
1363 	if (!desc->action) {  in __free_irq()
1376 	unregister_handler_proc(irq, action);  in __free_irq()
1390 	if (action->flags & IRQF_SHARED) {  in __free_irq()
1392 		action->handler(irq, dev_id);  in __free_irq()
1397 	if (action->thread) {  in __free_irq()
1398 		kthread_stop(action->thread);  in __free_irq()
1399 		put_task_struct(action->thread);  in __free_irq()
1403 	return action;  in __free_irq()
1500 	struct irqaction *action;  in request_threaded_irq()  local
1532 	action = kzalloc(sizeof(struct irqaction), GFP_KERNEL);  in request_threaded_irq()
1533 	if (!action)  in request_threaded_irq()
1536 	action->handler = handler;  in request_threaded_irq()
1537 	action->thread_fn = thread_fn;  in request_threaded_irq()
1538 	action->flags = irqflags;  in request_threaded_irq()
1539 	action->name = devname;  in request_threaded_irq()
1540 	action->dev_id = dev_id;  in request_threaded_irq()
1543 	retval = __setup_irq(irq, desc, action);  in request_threaded_irq()
1547 		kfree(action);  in request_threaded_irq()
1656 	struct irqaction *action;  in __free_percpu_irq()  local
1666 	action = desc->action;  in __free_percpu_irq()
1667 	if (!action || action->percpu_dev_id != dev_id) {  in __free_percpu_irq()
1679 	desc->action = NULL;  in __free_percpu_irq()
1683 	unregister_handler_proc(irq, action);  in __free_percpu_irq()
1686 	return action;  in __free_percpu_irq()
1771 	struct irqaction *action;  in request_percpu_irq()  local
1783 	action = kzalloc(sizeof(struct irqaction), GFP_KERNEL);  in request_percpu_irq()
1784 	if (!action)  in request_percpu_irq()
1787 	action->handler = handler;  in request_percpu_irq()
1788 	action->flags = IRQF_PERCPU | IRQF_NO_SUSPEND;  in request_percpu_irq()
1789 	action->name = devname;  in request_percpu_irq()
1790 	action->percpu_dev_id = dev_id;  in request_percpu_irq()
1793 	retval = __setup_irq(irq, desc, action);  in request_percpu_irq()
1797 		kfree(action);  in request_percpu_irq()