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-rw-r--r--mm/memory_hotplug.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 0fb05b258f0..93aba78dc8b 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -429,7 +429,9 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
if (need_zonelists_rebuild)
build_all_zonelists();
- vm_total_pages = nr_free_pagecache_pages();
+ else
+ vm_total_pages = nr_free_pagecache_pages();
+
writeback_set_ratelimit();
if (onlined_pages)