Patchwork [4/4] sparc: Use generic show_interrupts()

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Submitter Thomas Gleixner
Date March 25, 2011, 2:10 p.m.
Message ID <20110325140947.231703709@linutronix.de>
Download mbox | patch
Permalink /patch/88386/
State Accepted
Delegated to: David Miller
Headers show

Comments

Thomas Gleixner - March 25, 2011, 2:10 p.m.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: sparclinux@vger.kernel.org
---
 arch/sparc/Kconfig         |    1 +
 arch/sparc/kernel/irq_64.c |   45 +++++----------------------------------------
 2 files changed, 6 insertions(+), 40 deletions(-)



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Patch

Index: linux-2.6-tip/arch/sparc/Kconfig
===================================================================
--- linux-2.6-tip.orig/arch/sparc/Kconfig
+++ linux-2.6-tip/arch/sparc/Kconfig
@@ -52,6 +52,7 @@  config SPARC64
 	select PERF_USE_VMALLOC
 	select HAVE_GENERIC_HARDIRQS
 	select GENERIC_HARDIRQS_NO_DEPRECATED
+	select GENERIC_IRQ_SHOW
 	select IRQ_PREFLOW_FASTEOI
 
 config ARCH_DEFCONFIG
Index: linux-2.6-tip/arch/sparc/kernel/irq_64.c
===================================================================
--- linux-2.6-tip.orig/arch/sparc/kernel/irq_64.c
+++ linux-2.6-tip/arch/sparc/kernel/irq_64.c
@@ -162,47 +162,12 @@  void irq_free(unsigned int irq)
 /*
  * /proc/interrupts printing:
  */
-
-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, " %9s", irq_desc[i].irq_data.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 ", cpu_data(j).__nmi_count);
-		seq_printf(p, "     Non-maskable interrupts\n");
-	}
+	seq_printf(p, "NMI: ");
+	for_each_online_cpu(j)
+		seq_printf(p, "%10u ", cpu_data(j).__nmi_count);
+	seq_printf(p, "     Non-maskable interrupts\n");
 	return 0;
 }