#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
-#define HARDIRQ_BITS 8
-
-/*
- * The hardirq mask has to be large enough to have
- * space for potentially all IRQ sources in the system
- * nesting on a single CPU:
- */
-#if (1 << HARDIRQ_BITS) < NR_IRQS
-# error HARDIRQ_BITS is too low!
-#endif
+extern void ack_bad_irq(unsigned int irq);
#endif /* __ASM_SH_HARDIRQ_H */