1 #ifndef __irq_cpustat_h 2 #define __irq_cpustat_h 3 4 /* 5 * Contains default mappings for irq_cpustat_t, used by almost every 6 * architecture. Some arch (like s390) have per cpu hardware pages and 7 * they define their own mappings for irq_stat. 8 * 9 * Keith Owens <kaos@ocs.com.au> July 2000. 10 */ 11 12 #include <linux/config.h> 13 14 /* 15 * Simple wrappers reducing source bloat. Define all irq_stat fields 16 * here, even ones that are arch dependent. That way we get common 17 * definitions instead of differing sets for each arch. 18 */ 19 20 extern irq_cpustat_t irq_stat[]; /* defined in asm/hardirq.h */ 21 22 #ifdef CONFIG_SMP 23 #define __IRQ_STAT(cpu, member) (irq_stat[cpu].member) 24 #else 25 #define __IRQ_STAT(cpu, member) (irq_stat[((void)(cpu), 0)].member) 26 #endif 27 28 /* arch independent irq_stat fields */ 29 #define softirq_pending(cpu) __IRQ_STAT((cpu), __softirq_pending) 30 #define local_irq_count(cpu) __IRQ_STAT((cpu), __local_irq_count) 31 #define local_bh_count(cpu) __IRQ_STAT((cpu), __local_bh_count) 32 #define syscall_count(cpu) __IRQ_STAT((cpu), __syscall_count) 33 #define ksoftirqd_task(cpu) __IRQ_STAT((cpu), __ksoftirqd_task) 34 /* arch dependent irq_stat fields */ 35 #define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386, ia64 */ 36 37 #endif /* __irq_cpustat_h */ 38