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include/linux/irq_cpustat.h 910 Bytes
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2
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  #ifndef __irq_cpustat_h
  #define __irq_cpustat_h
  
  /*
   * Contains default mappings for irq_cpustat_t, used by almost every
   * architecture.  Some arch (like s390) have per cpu hardware pages and
   * they define their own mappings for irq_stat.
   *
   * Keith Owens <kaos@ocs.com.au> July 2000.
   */
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2
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  /*
   * Simple wrappers reducing source bloat.  Define all irq_stat fields
   * here, even ones that are arch dependent.  That way we get common
   * definitions instead of differing sets for each arch.
   */
  
  #ifndef __ARCH_IRQ_STAT
  extern irq_cpustat_t irq_stat[];		/* defined in asm/hardirq.h */
  #define __IRQ_STAT(cpu, member)	(irq_stat[cpu].member)
  #endif
  
    /* arch independent irq_stat fields */
  #define local_softirq_pending() \
  	__IRQ_STAT(smp_processor_id(), __softirq_pending)
  
    /* arch dependent irq_stat fields */
  #define nmi_count(cpu)		__IRQ_STAT((cpu), __nmi_count)	/* i386 */
  
  #endif	/* __irq_cpustat_h */