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kernel add
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#ifndef __ASM_HARDIRQ_H
#define __ASM_HARDIRQ_H
#include <linux/cache.h>
#include <linux/threads.h>
#include <asm/irq.h>
#define NR_IPI 8
typedef struct {
unsigned int __softirq_pending;
#ifdef CONFIG_SMP
unsigned int ipi_irqs[NR_IPI];
#endif
} ____cacheline_aligned irq_cpustat_t;
#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
#define __inc_irq_stat(cpu, member) __IRQ_STAT(cpu, member)++
#define __get_irq_stat(cpu, member) __IRQ_STAT(cpu, member)
#ifdef CONFIG_SMP
u64 smp_irq_stat_cpu(unsigned int cpu);
#else
#define smp_irq_stat_cpu(cpu) 0
#endif
#define arch_irq_stat_cpu smp_irq_stat_cpu
#define __ARCH_IRQ_EXIT_IRQS_DISABLED 1
#endif /* __ASM_HARDIRQ_H */
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