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Diffstat (limited to 'include/linux/kernel_stat.h')
-rw-r--r--include/linux/kernel_stat.h21
1 files changed, 18 insertions, 3 deletions
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index cf9f40a91c9c..4a145caeee07 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -39,19 +39,34 @@ 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;
}
+extern unsigned long long task_delta_exec(struct task_struct *);
extern void account_user_time(struct task_struct *, cputime_t);
extern void account_user_time_scaled(struct task_struct *, cputime_t);
extern void account_system_time(struct task_struct *, int, cputime_t);