powerpc: Use generic show_interrupts()

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

2 files changed, 3 insertions, 60 deletions

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 3584e4d4a4ad..d0e8a1dbf822 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -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
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index a155dfde9ac3..63625e0650b5 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -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
  */