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authorThomas Gleixner <tglx@linutronix.de>2011-03-24 18:28:40 +0100
committerThomas Gleixner <tglx@linutronix.de>2011-03-24 20:35:59 +0100
commit47a5d9dcbb595b1bef54f59ba3846170e13be32a (patch)
treebfb8b9b2321970723b145db8d363c79bfaf2bca4 /arch/xtensa
parent610e1756eafdeca15cc24ade6dae23d8129225f9 (diff)
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xtensa: Use generic show_interrupts()
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/xtensa')
-rw-r--r--arch/xtensa/Kconfig1
-rw-r--r--arch/xtensa/kernel/irq.c53
2 files changed, 10 insertions, 44 deletions
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index a1c7482ad0ec..d0ecf7e2a9b6 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -8,6 +8,7 @@ config XTENSA
def_bool y
select HAVE_IDE
select HAVE_GENERIC_HARDIRQS
+ select GENERIC_IRQ_SHOW
select GENERIC_HARDIRQS_NO_DEPRECATED
help
Xtensa processors are 32-bit RISC machines designed by Tensilica
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index 98c0d6bafdf2..d77089df412e 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -62,51 +62,16 @@ asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
set_irq_regs(old_regs);
}
-/*
- * Generic, controller-independent functions:
- */
-
-int show_interrupts(struct seq_file *p, void *v)
+int arch_show_interrupts(struct seq_file *p, int prec)
{
- 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) {
- raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
- action = irq_desc[i].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[i].chip->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(&irq_desc[i].lock, flags);
- } else if (i == NR_IRQS) {
- seq_printf(p, "NMI: ");
- for_each_online_cpu(j)
- seq_printf(p, "%10u ", nmi_count(j));
- seq_putc(p, '\n');
- seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
- }
+ int j;
+
+ seq_printf(p, "%*s: ", prec, "NMI");
+ for_each_online_cpu(j)
+ seq_printf(p, "%10u ", nmi_count(j));
+ seq_putc(p, '\n');
+ seq_printf(p, "%*s: ", prec, "ERR");
+ seq_printf(p, "%10u\n", atomic_read(&irq_err_count));
return 0;
}