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powerpc: Use generic show_interrupts() 

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2011-03-25 17:04:59 +01:00
parent ec775d0e70
commit 433c9c67c5
2 changed files with 3 additions and 60 deletions
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2
arch/powerpc/Kconfig
View File

@ -139,6 +139,8 @@ config PPC
select HAVE_SPARSE_IRQ
select IRQ_PER_CPU
select GENERIC_HARDIRQS_NO_DEPRECATED
select GENERIC_IRQ_SHOW
select GENERIC_IRQ_SHOW_LEVEL
config EARLY_PRINTK
bool

61
arch/powerpc/kernel/irq.c
View File

@ -195,7 +195,7 @@ notrace void arch_local_irq_restore(unsigned long en)
EXPORT_SYMBOL(arch_local_irq_restore);
#endif /* CONFIG_PPC64 */
static int show_other_interrupts(struct seq_file *p, int prec)
int arch_show_interrupts(struct seq_file *p, int prec)
{
int j;
@ -231,65 +231,6 @@ 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_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);
/* print header */
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;
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));
chip = get_irq_desc_chip(desc);
if (chip)
seq_printf(p, " %-16s", chip->name);
else
seq_printf(p, " %-16s", "None");
seq_printf(p, " %-8s", (irqd_is_level_type(&desc->irq_data) ? "Level" : "Edge");
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;
}
/*
* /proc/stat helpers
*/