From: Ingo Molnar <mingo@elte.hu>
Date: Mon, 7 Nov 2005 08:59:29 +0000 (-0800)
Subject: [PATCH] small kernel_stat.h cleanup
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=28ef35845f2c8da8e1bed068277d2fab1e8c8979;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[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 dba27749b428..a484572c302e 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 @@ extern unsigned long long nr_context_switches(void);
  */
 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;
 }