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authorThomas Gleixner <tglx@linutronix.de>2008-10-16 11:32:24 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-16 16:53:29 +0200
commit6b39ba771e3c78d00e0abcebad270bd4212b28bc (patch)
tree98c0b1598eff3882faaef3b0f2ee72dcbe2f0ea0 /arch/x86/kernel/irq_32.c
parentc0c168ca26b54a4a6ad34fc813fe00f275fbc94c (diff)
downloadlinux-6b39ba771e3c78d00e0abcebad270bd4212b28bc.tar.gz
x86: unify show_interrupts() and proc helpers
show_interrupts() and proc helpers are basically the same for
32 and 64 bit. Move them to a shared source file.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/irq_32.c')
-rw-r--r--arch/x86/kernel/irq_32.c146
1 files changed, 0 insertions, 146 deletions
diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c
index 8d525765a6c4..6d9bf3936c78 100644
--- a/arch/x86/kernel/irq_32.c
+++ b/arch/x86/kernel/irq_32.c
@@ -253,152 +253,6 @@ unsigned int do_IRQ(struct pt_regs *regs)
 	return 1;
 }
 
-/*
- * Interrupt statistics:
- */
-
-atomic_t irq_err_count;
-
-/*
- * /proc/interrupts printing:
- */
-
-static int show_other_interrupts(struct seq_file *p)
-{
-	int j;
-
-	seq_printf(p, "NMI: ");
-	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", nmi_count(j));
-	seq_printf(p, "  Non-maskable interrupts\n");
-#ifdef CONFIG_X86_LOCAL_APIC
-	seq_printf(p, "LOC: ");
-	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", per_cpu(irq_stat,j).apic_timer_irqs);
-	seq_printf(p, "  Local timer interrupts\n");
-#endif
-#ifdef CONFIG_SMP
-	seq_printf(p, "RES: ");
-	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", per_cpu(irq_stat,j).irq_resched_count);
-	seq_printf(p, "  Rescheduling interrupts\n");
-	seq_printf(p, "CAL: ");
-	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", per_cpu(irq_stat,j).irq_call_count);
-	seq_printf(p, "  Function call interrupts\n");
-	seq_printf(p, "TLB: ");
-	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", per_cpu(irq_stat,j).irq_tlb_count);
-	seq_printf(p, "  TLB shootdowns\n");
-#endif
-#ifdef CONFIG_X86_MCE
-	seq_printf(p, "TRM: ");
-	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", per_cpu(irq_stat,j).irq_thermal_count);
-	seq_printf(p, "  Thermal event interrupts\n");
-#endif
-#ifdef CONFIG_X86_LOCAL_APIC
-	seq_printf(p, "SPU: ");
-	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", per_cpu(irq_stat,j).irq_spurious_count);
-	seq_printf(p, "  Spurious interrupts\n");
-#endif
-	seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
-#if defined(CONFIG_X86_IO_APIC)
-	seq_printf(p, "MIS: %10u\n", atomic_read(&irq_mis_count));
-#endif
-	return 0;
-}
-
-int show_interrupts(struct seq_file *p, void *v)
-{
-	unsigned long flags, any_count = 0;
-	int i = *(loff_t *) v, j;
-	struct irqaction *action;
-	struct irq_desc *desc;
-
-	if (i > nr_irqs)
-		return 0;
-
-	if (i == nr_irqs)
-		return show_other_interrupts(p);
-
-	/* print header */
-	if (i == 0) {
-		seq_printf(p, "           ");
-		for_each_online_cpu(j)
-			seq_printf(p, "CPU%-8d",j);
-		seq_putc(p, '\n');
-	}
-
-	desc = irq_to_desc(i);
-	spin_lock_irqsave(&desc->lock, flags);
-#ifndef CONFIG_SMP
-	any_count = kstat_irqs(i);
-#else
-	for_each_online_cpu(j)
-		any_count |= kstat_irqs_cpu(i, j);
-#endif
-	action = desc->action;
-	if (!action && !any_count)
-		goto out;
-
-	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, " %8s", desc->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:
-	spin_unlock_irqrestore(&desc->lock, flags);
-	return 0;
-}
-
-/*
- * /proc/stat helpers
- */
-u64 arch_irq_stat_cpu(unsigned int cpu)
-{
-	u64 sum = nmi_count(cpu);
-
-#ifdef CONFIG_X86_LOCAL_APIC
-	sum += per_cpu(irq_stat, cpu).apic_timer_irqs;
-#endif
-#ifdef CONFIG_SMP
-	sum += per_cpu(irq_stat, cpu).irq_resched_count;
-	sum += per_cpu(irq_stat, cpu).irq_call_count;
-	sum += per_cpu(irq_stat, cpu).irq_tlb_count;
-#endif
-#ifdef CONFIG_X86_MCE
-	sum += per_cpu(irq_stat, cpu).irq_thermal_count;
-#endif
-#ifdef CONFIG_X86_LOCAL_APIC
-	sum += per_cpu(irq_stat, cpu).irq_spurious_count;
-#endif
-	return sum;
-}
-
-u64 arch_irq_stat(void)
-{
-	u64 sum = atomic_read(&irq_err_count);
-
-#ifdef CONFIG_X86_IO_APIC
-	sum += atomic_read(&irq_mis_count);
-#endif
-	return sum;
-}
-
 #ifdef CONFIG_HOTPLUG_CPU
 #include <mach_apic.h>