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um: Use generic show_interrupts()

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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2011-03-24 18:25:20 +01:00
parent 0ebec35f68
commit df31a0a06f
2 changed files with 1 additions and 46 deletions
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1
arch/um/Kconfig.common
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@ -8,6 +8,7 @@ config UML
default y
select HAVE_GENERIC_HARDIRQS
select GENERIC_HARDIRQS_NO_DEPRECATED
select GENERIC_IRQ_SHOW
config MMU
bool

46
arch/um/kernel/irq.c
View file

@ -17,52 +17,6 @@
#include "kern_util.h"
#include "os.h"
/*
* Generic, controller-independent functions:
*/
int show_interrupts(struct seq_file *p, void *v)
{
int i = *(loff_t *) v, j;
struct irqaction * action;
unsigned long flags;
if (i == 0) {
seq_printf(p, " ");
for_each_online_cpu(j)
seq_printf(p, "CPU%d ",j);
seq_putc(p, '\n');
}
if (i < NR_IRQS) {
struct irq_desc *desc = irq_to_desc(i);
raw_spin_lock_irqsave(&desc->lock, flags);
action = desc->action;
if (!action)
goto skip;
seq_printf(p, "%3d: ",i);
#ifndef CONFIG_SMP
seq_printf(p, "%10u ", kstat_irqs(i));
#else
for_each_online_cpu(j)
seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
#endif
seq_printf(p, " %14s", irq_desc_get_chip(desc)->name);
seq_printf(p, " %s", action->name);
for (action=action->next; action; action = action->next)
seq_printf(p, ", %s", action->name);
seq_putc(p, '\n');
skip:
raw_spin_unlock_irqrestore(&desc->lock, flags);
} else if (i == NR_IRQS)
seq_putc(p, '\n');
return 0;
}
/*
* This list is accessed under irq_lock, except in sigio_handler,
* where it is safe from being modified. IRQ handlers won't change it -