2 #ifndef __ASM_HARDIRQ_H
3 #define __ASM_HARDIRQ_H
5 #include <linux/config.h>
6 #include <linux/cache.h>
7 #include <linux/smp_lock.h>
10 /* The __last_jiffy_stamp field is needed to ensure that no decrementer
11 * interrupt is lost on SMP machines. Since on most CPUs it is in the same
12 * cache line as local_irq_count, it is cheap to access and is also used on UP
16 unsigned long __softirq_pending; /* set_bit is used on this */
17 unsigned int __last_jiffy_stamp;
18 } ____cacheline_aligned irq_cpustat_t;
20 #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
22 #define last_jiffy_stamp(cpu) __IRQ_STAT((cpu), __last_jiffy_stamp)
24 static inline void ack_bad_irq(int irq)
26 printk(KERN_CRIT "illegal vector %d received!\n", irq);
30 #endif /* __ASM_HARDIRQ_H */
31 #endif /* __KERNEL__ */