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authorIngo Molnar <mingo@elte.hu>2008-12-31 10:31:57 +0300
committerIngo Molnar <mingo@elte.hu>2008-12-31 10:31:57 +0300
commita9de18eb761f7c1c860964b2e5addc1a35c7e861 (patch)
tree886e75fdfd09690cd262ca69cb7f5d1d42b48602 /include/linux/kernel_stat.h
parentb2aaf8f74cdc84a9182f6cabf198b7763bcb9d40 (diff)
parent6a94cb73064c952255336cc57731904174b2c58f (diff)
downloadlinux-a9de18eb761f7c1c860964b2e5addc1a35c7e861.tar.xz
Merge branch 'linus' into stackprotector
Conflicts: arch/x86/include/asm/pda.h kernel/fork.c
Diffstat (limited to 'include/linux/kernel_stat.h')
-rw-r--r--include/linux/kernel_stat.h35
1 files changed, 31 insertions, 4 deletions
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index cf9f40a91c9c..4ee4b3d2316f 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -28,7 +28,9 @@ struct cpu_usage_stat {
struct kernel_stat {
struct cpu_usage_stat cpustat;
- unsigned int irqs[NR_IRQS];
+#ifndef CONFIG_SPARSE_IRQ
+ unsigned int irqs[NR_IRQS];
+#endif
};
DECLARE_PER_CPU(struct kernel_stat, kstat);
@@ -39,19 +41,44 @@ DECLARE_PER_CPU(struct kernel_stat, kstat);
extern unsigned long long nr_context_switches(void);
+#ifndef CONFIG_SPARSE_IRQ
+#define kstat_irqs_this_cpu(irq) \
+ (kstat_this_cpu.irqs[irq])
+
+struct irq_desc;
+
+static inline void kstat_incr_irqs_this_cpu(unsigned int irq,
+ struct irq_desc *desc)
+{
+ kstat_this_cpu.irqs[irq]++;
+}
+#endif
+
+
+#ifndef CONFIG_SPARSE_IRQ
+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;
}
+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);