Current irq_stat.timers_irqs counting doesn't discriminate timer event handler and other timer interrupt(like arch_irq_work_raise). Sometimes we need to know exactly how much interrupts timer event handler fired, so let's be more specific on this. Signed-off-by: Fan Du <fan.du@windriver.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
		
			
				
	
	
		
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			33 lines
		
	
	
	
		
			820 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef _ASM_POWERPC_HARDIRQ_H
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#define _ASM_POWERPC_HARDIRQ_H
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#include <linux/threads.h>
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#include <linux/irq.h>
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typedef struct {
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	unsigned int __softirq_pending;
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	unsigned int timer_irqs_event;
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	unsigned int timer_irqs_others;
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	unsigned int pmu_irqs;
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	unsigned int mce_exceptions;
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	unsigned int spurious_irqs;
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#ifdef CONFIG_PPC_DOORBELL
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	unsigned int doorbell_irqs;
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#endif
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} ____cacheline_aligned irq_cpustat_t;
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DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
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#define __ARCH_IRQ_STAT
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#define local_softirq_pending()	__get_cpu_var(irq_stat).__softirq_pending
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static inline void ack_bad_irq(unsigned int irq)
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{
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	printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq);
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}
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extern u64 arch_irq_stat_cpu(unsigned int cpu);
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#define arch_irq_stat_cpu	arch_irq_stat_cpu
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#endif /* _ASM_POWERPC_HARDIRQ_H */
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