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Date: Thu, 6 Aug 2009 00:24:45 +0200
From: Christoph Hellwig <hch@lst.de>
To: linuxppc-dev@ozlabs.org
Subject: [PATCH] powerpc: switch to asm-generic/hardirq.h
Message-ID: <20090805222445.GB30900@lst.de>
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hardirq.h on powerpc defines a __last_jiffy_stamp field, but it's not
actually used anywhere.


Signed-off-by: Christoph Hellwig <hch@lst.de>

Index: linux-2.6/arch/powerpc/include/asm/hardirq.h
===================================================================
--- linux-2.6.orig/arch/powerpc/include/asm/hardirq.h	2009-08-05 19:19:57.391342973 -0300
+++ linux-2.6/arch/powerpc/include/asm/hardirq.h	2009-08-05 19:20:38.658365423 -0300
@@ -1,29 +1 @@
-#ifndef _ASM_POWERPC_HARDIRQ_H
-#define _ASM_POWERPC_HARDIRQ_H
-#ifdef __KERNEL__
-
-#include <asm/irq.h>
-#include <asm/bug.h>
-
-/* The __last_jiffy_stamp field is needed to ensure that no decrementer
- * interrupt is lost on SMP machines. Since on most CPUs it is in the same
- * cache line as local_irq_count, it is cheap to access and is also used on UP
- * for uniformity.
- */
-typedef struct {
-	unsigned int __softirq_pending;	/* set_bit is used on this */
-	unsigned int __last_jiffy_stamp;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
-
-#define last_jiffy_stamp(cpu) __IRQ_STAT((cpu), __last_jiffy_stamp)
-
-static inline void ack_bad_irq(int irq)
-{
-	printk(KERN_CRIT "illegal vector %d received!\n", irq);
-	BUG();
-}
-
-#endif /* __KERNEL__ */
-#endif /* _ASM_POWERPC_HARDIRQ_H */
+#include <asm-generic/hardirq.h>