diff options
Diffstat (limited to 'include/linux/kernel_stat.h')
| -rw-r--r-- | include/linux/kernel_stat.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index cac3750cd65e..4a145caeee07 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -39,15 +39,29 @@ DECLARE_PER_CPU(struct kernel_stat, kstat); extern unsigned long long nr_context_switches(void); +struct irq_desc; + +static inline void kstat_incr_irqs_this_cpu(unsigned int irq, + struct irq_desc *desc) +{ + kstat_this_cpu.irqs[irq]++; +} + +static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu) +{ + return kstat_cpu(cpu).irqs[irq]; +} + /* * Number of interrupts per specific IRQ source, since bootup */ -static inline int kstat_irqs(int irq) +static inline unsigned int kstat_irqs(unsigned int irq) { - int cpu, sum = 0; + unsigned int sum = 0; + int cpu; for_each_possible_cpu(cpu) - sum += kstat_cpu(cpu).irqs[irq]; + sum += kstat_irqs_cpu(irq, cpu); return sum; } |