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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 422 | giacomo | 1 | #ifndef __irq_cpustat_h |
| 2 | #define __irq_cpustat_h |
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| 3 | |||
| 4 | /* |
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| 5 | * Contains default mappings for irq_cpustat_t, used by almost every |
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| 6 | * architecture. Some arch (like s390) have per cpu hardware pages and |
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| 7 | * they define their own mappings for irq_stat. |
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| 8 | * |
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| 9 | * Keith Owens <kaos@ocs.com.au> July 2000. |
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| 10 | */ |
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| 11 | |||
| 12 | #include <linux/config.h> |
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| 13 | |||
| 14 | /* |
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| 15 | * Simple wrappers reducing source bloat. Define all irq_stat fields |
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| 16 | * here, even ones that are arch dependent. That way we get common |
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| 17 | * definitions instead of differing sets for each arch. |
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| 18 | */ |
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| 19 | |||
| 20 | #ifndef __ARCH_IRQ_STAT |
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| 21 | extern irq_cpustat_t irq_stat[]; /* defined in asm/hardirq.h */ |
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| 22 | #ifdef CONFIG_SMP |
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| 23 | #define __IRQ_STAT(cpu, member) (irq_stat[cpu].member) |
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| 24 | #else |
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| 25 | #define __IRQ_STAT(cpu, member) ((void)(cpu), irq_stat[0].member) |
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| 26 | #endif |
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| 27 | #endif |
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| 28 | |||
| 29 | /* arch independent irq_stat fields */ |
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| 30 | #define softirq_pending(cpu) __IRQ_STAT((cpu), __softirq_pending) |
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| 31 | #define local_softirq_pending() softirq_pending(smp_processor_id()) |
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| 32 | |||
| 33 | /* arch dependent irq_stat fields */ |
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| 34 | #define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386 */ |
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| 35 | |||
| 36 | #endif /* __irq_cpustat_h */ |