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Commit 3d44ae40 authored by Paul Mundt's avatar Paul Mundt
Browse files

sh: Convert to generic show_interrupts. 



Trivial conversion, simply encapsulate the NMI stats in the arch code.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent a8840333

arch/sh/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ config SUPERH 
	select GENERIC_ATOMIC64

	# Support the deprecated APIs until MFD and GPIOLIB catch up.

	select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB

	select GENERIC_IRQ_SHOW

	help

	  The SuperH is a RISC processor targeted for use in embedded systems

	  and consumer electronics; it was also used in the Sega Dreamcast

arch/sh/kernel/irq.c

+2 −59
Original line number Diff line number Diff line
@@ -34,9 +34,9 @@ void ack_bad_irq(unsigned int irq) 


#if defined(CONFIG_PROC_FS)

/*

 * /proc/interrupts printing:

 * /proc/interrupts printing for arch specific interrupts

 */

static int show_other_interrupts(struct seq_file *p, int prec)

int arch_show_interrupts(struct seq_file *p, int prec)

{

	int j;
@@ -49,63 +49,6 @@ static int show_other_interrupts(struct seq_file *p, int prec) 


	return 0;

}



int show_interrupts(struct seq_file *p, void *v)

{

	unsigned long flags, any_count = 0;

	int i = *(loff_t *)v, j, prec;

	struct irqaction *action;

	struct irq_desc *desc;

	struct irq_data *data;

	struct irq_chip *chip;



	if (i > nr_irqs)

		return 0;



	for (prec = 3, j = 1000; prec < 10 && j <= nr_irqs; ++prec)

		j *= 10;



	if (i == nr_irqs)

		return show_other_interrupts(p, prec);



	if (i == 0) {

		seq_printf(p, "%*s", prec + 8, "");

		for_each_online_cpu(j)

			seq_printf(p, "CPU%-8d", j);

		seq_putc(p, '\n');

	}



	desc = irq_to_desc(i);

	if (!desc)

		return 0;



	data = irq_get_irq_data(i);

	chip = irq_data_get_irq_chip(data);



	raw_spin_lock_irqsave(&desc->lock, flags);

	for_each_online_cpu(j)

		any_count |= kstat_irqs_cpu(i, j);

	action = desc->action;

	if (!action && !any_count)

		goto out;



	seq_printf(p, "%*d: ", prec, i);

	for_each_online_cpu(j)

		seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));

	seq_printf(p, " %14s", chip->name);

	seq_printf(p, "-%-8s", desc->name);



	if (action) {

		seq_printf(p, "  %s", action->name);

		while ((action = action->next) != NULL)

			seq_printf(p, ", %s", action->name);

	}



	seq_putc(p, '\n');

out:

	raw_spin_unlock_irqrestore(&desc->lock, flags);

	return 0;

}

#endif



#ifdef CONFIG_IRQSTACKS