From bc127bda37db2792fa7f02a8d258731ecf3e4b8b Mon Sep 17 00:00:00 2001
From: Rafael Aquini <aquini@redhat.com>
Date: Tue, 2 Dec 2014 15:59:22 -0800
Subject: [PATCH] mm: do not overwrite reserved pages counter at show_mem()

Minor fixlet to perform the reserved pages counter aggregation for each
node, at show_mem()

Signed-off-by: Rafael Aquini <aquini@redhat.com>
Acked-by: Rik van Riel <riel@redhat.com>
Acked-by: Johannes Weiner <jweiner@redhat.com>
Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 lib/show_mem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/show_mem.c b/lib/show_mem.c
index 09225796991a..5e256271b47b 100644
--- a/lib/show_mem.c
+++ b/lib/show_mem.c
@@ -28,7 +28,7 @@ void show_mem(unsigned int filter)
 				continue;
 
 			total += zone->present_pages;
-			reserved = zone->present_pages - zone->managed_pages;
+			reserved += zone->present_pages - zone->managed_pages;
 
 			if (is_highmem_idx(zoneid))
 				highmem += zone->present_pages;
-- 
2.20.1