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authorIngo Molnar <mingo@elte.hu>2011-01-04 09:43:42 +0100
committerIngo Molnar <mingo@elte.hu>2011-01-04 09:43:42 +0100
commitbc030d6cb9532877c1c5a3f5e7123344fa24a285 (patch)
treed223d410b868b80d4c0deec192d354a5d06b201a /include/linux/kernel_stat.h
parentd3bd058826aa8b79590cca6c8e6d1557bf576ada (diff)
parent387c31c7e5c9805b0aef8833d1731a5fe7bdea14 (diff)
Merge commit 'v2.6.37-rc8' into x86/apic
Conflicts: arch/x86/include/asm/io_apic.h Merge reason: move to a fresh -rc, resolve the conflict. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/kernel_stat.h')
-rw-r--r--include/linux/kernel_stat.h18
1 files changed, 16 insertions, 2 deletions
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index c059044bc6dc..ad54c846911b 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -33,6 +33,7 @@ struct kernel_stat {
#ifndef CONFIG_GENERIC_HARDIRQS
unsigned int irqs[NR_IRQS];
#endif
+ unsigned long irqs_sum;
unsigned int softirqs[NR_SOFTIRQS];
};
@@ -54,6 +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)
@@ -65,8 +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
@@ -83,6 +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;
@@ -93,7 +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: