kernel/irq/proc.c

48 	struct irq_desc *desc = irq_to_desc((long)m->private);
54 		mask = desc->irq_common_data.affinity;
56 		if (irqd_is_setaffinity_pending(&desc->irq_data))
57 			mask = desc->pending_mask;
63 		mask = irq_data_get_effective_affinity_mask(&desc->irq_data);
85 	struct irq_desc *desc = irq_to_desc((long)m->private);
92 	raw_spin_lock_irqsave(&desc->lock, flags);
93 	if (desc->affinity_hint)
94 		cpumask_copy(mask, desc->affinity_hint);
95 	raw_spin_unlock_irqrestore(&desc->lock, flags);
281 	struct irq_desc *desc = irq_to_desc((long) m->private);
283 	seq_printf(m, "%d\n", irq_desc_get_node(desc));
290 	struct irq_desc *desc = irq_to_desc((long) m->private);
293 		   desc->irq_count, desc->irqs_unhandled,
294 		   jiffies_to_msecs(desc->last_unhandled));
302 	struct irq_desc *desc = irq_to_desc(irq);
307 	raw_spin_lock_irqsave(&desc->lock, flags);
308 	for_each_action_of_desc(desc, action) {
315 	raw_spin_unlock_irqrestore(&desc->lock, flags);
322 	struct irq_desc *desc = irq_to_desc(irq);
324 	if (!desc->dir || action->dir || !action->name ||
331 	action->dir = proc_mkdir(name, desc->dir);
338 void register_irq_proc(unsigned int irq, struct irq_desc *desc)
344 	if (!root_irq_dir || (desc->irq_data.chip == &no_irq_chip))
354 	if (desc->dir)
360 	desc->dir = proc_mkdir(name, root_irq_dir);
361 	if (!desc->dir)
366 	proc_create_data("smp_affinity", 0644, desc->dir,
370 	proc_create_single_data("affinity_hint", 0444, desc->dir,
374 	proc_create_data("smp_affinity_list", 0644, desc->dir,
377 	proc_create_single_data("node", 0444, desc->dir, irq_node_proc_show,
380 	proc_create_single_data("effective_affinity", 0444, desc->dir,
382 	proc_create_single_data("effective_affinity_list", 0444, desc->dir,
386 	proc_create_single_data("spurious", 0444, desc->dir,
393 void unregister_irq_proc(unsigned int irq, struct irq_desc *desc)
397 	if (!root_irq_dir || !desc->dir)
400 	remove_proc_entry("smp_affinity", desc->dir);
401 	remove_proc_entry("affinity_hint", desc->dir);
402 	remove_proc_entry("smp_affinity_list", desc->dir);
403 	remove_proc_entry("node", desc->dir);
405 	remove_proc_entry("effective_affinity", desc->dir);
406 	remove_proc_entry("effective_affinity_list", desc->dir);
409 	remove_proc_entry("spurious", desc->dir);
433 	struct irq_desc *desc;
445 	for_each_irq_desc(irq, desc)
446 		register_irq_proc(irq, desc);
467 	struct irq_desc *desc;
487 	desc = irq_to_desc(i);
488 	if (!desc || irq_settings_is_hidden(desc))
491 	if (desc->kstat_irqs) {
493 			any_count |= data_race(*per_cpu_ptr(desc->kstat_irqs, j));
496 	if ((!desc->action || irq_desc_is_chained(desc)) && !any_count)
501 		seq_printf(p, "%10u ", desc->kstat_irqs ?
502 					*per_cpu_ptr(desc->kstat_irqs, j) : 0);
504 	raw_spin_lock_irqsave(&desc->lock, flags);
505 	if (desc->irq_data.chip) {
506 		if (desc->irq_data.chip->irq_print_chip)
507 			desc->irq_data.chip->irq_print_chip(&desc->irq_data, p);
508 		else if (desc->irq_data.chip->name)
509 			seq_printf(p, " %8s", desc->irq_data.chip->name);
515 	if (desc->irq_data.domain)
516 		seq_printf(p, " %*lu", prec, desc->irq_data.hwirq);
520 	seq_printf(p, " %-8s", irqd_is_level_type(&desc->irq_data) ? "Level" : "Edge");
522 	if (desc->name)
523 		seq_printf(p, "-%-8s", desc->name);
525 	action = desc->action;
533 	raw_spin_unlock_irqrestore(&desc->lock, flags);