leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

irq: make irqs in kernel stat use per_cpu_dyn_array

Browse Source 
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yinghai Lu 2008-08-19 20:50:01 -07:00 committed by Ingo Molnar
parent fa42d10dd5
commit d17a55ded3
2 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/linux/kernel_stat.h
View File

@ -28,7 +28,11 @@ struct cpu_usage_stat {
struct kernel_stat {
struct cpu_usage_stat cpustat;
#ifdef CONFIG_HAVE_DYN_ARRAY
unsigned int *irqs;
#else
unsigned int irqs[NR_IRQS];
#endif
};
DECLARE_PER_CPU(struct kernel_stat, kstat);

5
kernel/sched.c
View File

@ -4048,9 +4048,12 @@ static inline void idle_balance(int cpu, struct rq *rq)
#endif
DEFINE_PER_CPU(struct kernel_stat, kstat);
EXPORT_PER_CPU_SYMBOL(kstat);
#ifdef CONFIG_HAVE_DYN_ARRAY
DEFINE_PER_CPU_DYN_ARRAY_ADDR(per_cpu__kstat_irqs, per_cpu__kstat.irqs, sizeof(unsigned int), nr_irqs, sizeof(unsigned long), NULL);
#endif
/*
* Return p->sum_exec_runtime plus any more ns on the sched_clock
* that have not yet been banked in case the task is currently running.