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authorJiang Liu <liuj97@gmail.com>2013-07-04 02:03:44 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-04 03:07:35 +0400
commite461d627d5c0957457eb354843f3c29b50646d63 (patch)
tree6957d178e39bf2372e93bf1cbdb22b1a393e651b /mm
parent0ed5fd138539940a493dc69359cb2f49de70ad89 (diff)
downloadlinux-e461d627d5c0957457eb354843f3c29b50646d63.tar.xz
mm/hotplug: prepare for removing num_physpages
Prepare for removing num_physpages. Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Cc: Wen Congyang <wency@cn.fujitsu.com> Cc: Tang Chen <tangchen@cn.fujitsu.com> Cc: 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>
Diffstat (limited to 'mm')
-rw-r--r--mm/memory_hotplug.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 5e34922124a3..106602e5a70e 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -763,10 +763,6 @@ EXPORT_SYMBOL_GPL(restore_online_page_callback);
void __online_page_set_limits(struct page *page)
{
- unsigned long pfn = page_to_pfn(page);
-
- if (pfn >= num_physpages)
- num_physpages = pfn + 1;
}
EXPORT_SYMBOL_GPL(__online_page_set_limits);