hardirq.h 578 B

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  1. #ifndef __ASM_HARDIRQ_H
  2. #define __ASM_HARDIRQ_H
  3. #include <linux/threads.h>
  4. #include <linux/cache.h>
  5. typedef struct {
  6. unsigned int __softirq_pending;
  7. } ____cacheline_aligned irq_cpustat_t;
  8. #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
  9. void ack_bad_irq(unsigned int irq);
  10. #define HARDIRQ_BITS 8
  11. /*
  12. * The hardirq mask has to be large enough to have
  13. * space for potentially all IRQ sources in the system
  14. * nesting on a single CPU:
  15. */
  16. #if (1 << HARDIRQ_BITS) < NR_IRQS
  17. # error HARDIRQ_BITS is too low!
  18. #endif
  19. #endif /* __ASM_HARDIRQ_H */