[PATCH] small kernel_stat.h cleanup
cleanup: use for_each_cpu() instead of an open-coded NR_CPUS loop.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index dba2774..a484572 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -6,6 +6,7 @@
#include <linux/smp.h>
#include <linux/threads.h>
#include <linux/percpu.h>
+#include <linux/cpumask.h>
#include <asm/cputime.h>
/*
@@ -43,11 +44,10 @@
*/
static inline int kstat_irqs(int irq)
{
- int i, sum=0;
+ int cpu, sum = 0;
- for (i = 0; i < NR_CPUS; i++)
- if (cpu_possible(i))
- sum += kstat_cpu(i).irqs[irq];
+ for_each_cpu(cpu)
+ sum += kstat_cpu(cpu).irqs[irq];
return sum;
}