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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 348fa8874b52..44e83ba12b5b 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -25,6 +25,7 @@ struct cpu_usage_stat {
cputime64_t iowait;
cputime64_t steal;
cputime64_t guest;
+ cputime64_t guest_nice;
};
struct kernel_stat {
@@ -32,6 +33,7 @@ struct kernel_stat {
#ifndef CONFIG_GENERIC_HARDIRQS
unsigned int irqs[NR_IRQS];
#endif
+ unsigned long irqs_sum;
unsigned int softirqs[NR_SOFTIRQS];
};
@@ -45,7 +47,7 @@ extern unsigned long long nr_context_switches(void);
#ifndef CONFIG_GENERIC_HARDIRQS
#define kstat_irqs_this_cpu(irq) \
- (kstat_this_cpu.irqs[irq])
+ (this_cpu_read(kstat.irqs[irq])
struct irq_desc;
@@ -53,6 +55,7 @@ static inline void kstat_incr_irqs_this_cpu(unsigned int irq,
struct irq_desc *desc)
{
kstat_this_cpu.irqs[irq]++;
+ kstat_this_cpu.irqs_sum++;
}
static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu)
@@ -64,8 +67,9 @@ static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu)
extern unsigned int kstat_irqs_cpu(unsigned int irq, int cpu);
#define kstat_irqs_this_cpu(DESC) \
((DESC)->kstat_irqs[smp_processor_id()])
-#define kstat_incr_irqs_this_cpu(irqno, DESC) \
- ((DESC)->kstat_irqs[smp_processor_id()]++)
+#define kstat_incr_irqs_this_cpu(irqno, DESC) do {\
+ ((DESC)->kstat_irqs[smp_processor_id()]++);\
+ kstat_this_cpu.irqs_sum++; } while (0)
#endif
@@ -82,6 +86,7 @@ static inline unsigned int kstat_softirqs_cpu(unsigned int irq, int cpu)
/*
* Number of interrupts per specific IRQ source, since bootup
*/
+#ifndef CONFIG_GENERIC_HARDIRQS
static inline unsigned int kstat_irqs(unsigned int irq)
{
unsigned int sum = 0;
@@ -92,7 +97,17 @@ static inline unsigned int kstat_irqs(unsigned int irq)
return sum;
}
+#else
+extern unsigned int kstat_irqs(unsigned int irq);
+#endif
+/*
+ * Number of interrupts per cpu, since bootup
+ */
+static inline unsigned int kstat_cpu_irqs_sum(unsigned int cpu)
+{
+ return kstat_cpu(cpu).irqs_sum;
+}
/*
* Lock/unlock the current runqueue - to extract task statistics: