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authorJames Morris <jmorris@namei.org>2008-08-28 10:47:34 +1000
committerJames Morris <jmorris@namei.org>2008-08-28 10:47:34 +1000
commit86d688984deefa3ae5a802880c11f2b408b5d6cf (patch)
tree7ea5e8189b0a774626d3ed7c3c87df2495a4c4a0 /arch/s390/include/asm/irq.h
parent93c06cbbf9fea5d5be1778febb7fa9ab1a74e5f5 (diff)
parent4c246edd2550304df5b766cc841584b2bb058843 (diff)
Merge branch 'master' into next
Diffstat (limited to 'arch/s390/include/asm/irq.h')
-rw-r--r--arch/s390/include/asm/irq.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/s390/include/asm/irq.h b/arch/s390/include/asm/irq.h
new file mode 100644
index 00000000000..7da991a858f
--- /dev/null
+++ b/arch/s390/include/asm/irq.h
@@ -0,0 +1,23 @@
+#ifndef _ASM_IRQ_H
+#define _ASM_IRQ_H
+
+#ifdef __KERNEL__
+#include <linux/hardirq.h>
+
+/*
+ * the definition of irqs has changed in 2.5.46:
+ * NR_IRQS is no longer the number of i/o
+ * interrupts (65536), but rather the number
+ * of interrupt classes (2).
+ * Only external and i/o interrupts make much sense here (CH).
+ */
+
+enum interruption_class {
+ EXTERNAL_INTERRUPT,
+ IO_INTERRUPT,
+
+ NR_IRQS,
+};
+
+#endif /* __KERNEL__ */
+#endif