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Diffstat (limited to 'include/linux/kernel_stat.h')
-rw-r--r--include/linux/kernel_stat.h22
1 files changed, 15 insertions, 7 deletions
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index fe1f7fe534b4..f10616712de5 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -28,10 +28,8 @@ struct cpu_usage_stat {
struct kernel_stat {
struct cpu_usage_stat cpustat;
-#ifdef CONFIG_HAVE_DYN_ARRAY
- unsigned int *irqs;
-#else
- unsigned int irqs[NR_IRQS];
+#ifndef CONFIG_GENERIC_HARDIRQS
+ unsigned int irqs[NR_IRQS];
#endif
};
@@ -43,15 +41,25 @@ DECLARE_PER_CPU(struct kernel_stat, kstat);
extern unsigned long long nr_context_switches(void);
+#ifndef CONFIG_GENERIC_HARDIRQS
+static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu)
+{
+ return kstat_cpu(cpu).irqs[irq];
+}
+#else
+extern unsigned int kstat_irqs_cpu(unsigned int irq, int cpu);
+#endif
+
/*
* 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;
}