irq_cpustat.h 910 B

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  1. #ifndef __irq_cpustat_h
  2. #define __irq_cpustat_h
  3. /*
  4. * Contains default mappings for irq_cpustat_t, used by almost every
  5. * architecture. Some arch (like s390) have per cpu hardware pages and
  6. * they define their own mappings for irq_stat.
  7. *
  8. * Keith Owens <kaos@ocs.com.au> July 2000.
  9. */
  10. /*
  11. * Simple wrappers reducing source bloat. Define all irq_stat fields
  12. * here, even ones that are arch dependent. That way we get common
  13. * definitions instead of differing sets for each arch.
  14. */
  15. #ifndef __ARCH_IRQ_STAT
  16. extern irq_cpustat_t irq_stat[]; /* defined in asm/hardirq.h */
  17. #define __IRQ_STAT(cpu, member) (irq_stat[cpu].member)
  18. #endif
  19. /* arch independent irq_stat fields */
  20. #define local_softirq_pending() \
  21. __IRQ_STAT(smp_processor_id(), __softirq_pending)
  22. /* arch dependent irq_stat fields */
  23. #define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386 */
  24. #endif /* __irq_cpustat_h */