[PATCH] Don't print per-cpu vm stats for offline cpus.

I just hit a page allocation error on a kernel configured to support
64 CPUs.  It spewed 60 completely useless unnecessary lines of info.

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index ff81b5c..987225b 100644 (file)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1330,7 +1330,7 @@ void show_free_areas(void)
                } else
                        printk("\n");
 
-               for_each_cpu(cpu) {
+               for_each_online_cpu(cpu) {
                        struct per_cpu_pageset *pageset;
 
                        pageset = zone_pcp(zone, cpu);