diff options
| author | Jens Axboe <jaxboe@fusionio.com> | 2010-11-16 10:09:42 +0100 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-11-16 10:09:42 +0100 |
| commit | a02056349cdea2252cd2b21643ebf025e83a29f2 (patch) | |
| tree | b7c889d6cbe8e7188d07d99a5c9da858c53a5b6c /include/linux/kernel_stat.h | |
| parent | 34db1d595ef6f183fbc1e42cda45a3dfa0035258 (diff) | |
| parent | e53beacd23d9cb47590da6a7a7f6d417b941a994 (diff) | |
Merge branch 'v2.6.37-rc2' into for-2.6.38/core
Diffstat (limited to 'include/linux/kernel_stat.h')
| -rw-r--r-- | include/linux/kernel_stat.h | 18 |
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: |