[patch 01/26] powerpc: irq: Use generic_handle_irq

[Thomas Gleixner]

No functional change

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: ppc <linuxppc-dev@xxxxxxxxxxxxxxxx>
---
 arch/powerpc/kernel/irq.c |    8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

Index: tip/arch/powerpc/kernel/irq.c
===================================================================
--- tip.orig/arch/powerpc/kernel/irq.c
+++ tip/arch/powerpc/kernel/irq.c
@@ -465,7 +465,6 @@ static inline void check_stack_overflow(
 
 void __do_irq(struct pt_regs *regs)
 {
-	struct irq_desc *desc;
 	unsigned int irq;
 
 	irq_enter();
@@ -487,11 +486,8 @@ void __do_irq(struct pt_regs *regs)
 	/* And finally process it */
 	if (unlikely(irq == NO_IRQ))
 		__get_cpu_var(irq_stat).spurious_irqs++;
-	else {
-		desc = irq_to_desc(irq);
-		if (likely(desc))
-			desc->handle_irq(irq, desc);
-	}
+	else
+		generic_handle_irq(irq);
 
 	trace_irq_exit(regs);
 


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