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authorIngo Molnar <[email protected]>2008-08-14 10:55:26 +0200
committerIngo Molnar <[email protected]>2008-08-14 10:55:26 +0200
commitd4439087d316613548c70472291bf4ca646ce24b (patch)
tree4819f39cbbfcc2ed9c9f85c7a91cbf142f5b02d4 /arch/powerpc/include/asm/hardirq.h
parent26d809af6397ce5c37f5c44d89734d19cce1ad25 (diff)
parent30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff)
Merge commit 'v2.6.27-rc3' into x86/xsave
Conflicts: arch/x86/kernel/genapic_64.c include/asm-x86/kvm_host.h Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'arch/powerpc/include/asm/hardirq.h')
-rw-r--r--arch/powerpc/include/asm/hardirq.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/hardirq.h b/arch/powerpc/include/asm/hardirq.h
new file mode 100644
index 000000000000..288e14d53b7f
--- /dev/null
+++ b/arch/powerpc/include/asm/hardirq.h
@@ -0,0 +1,29 @@
+#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 */