We should clear the page's private flag when returing the page to
the page allocator or the hugepage pool. This patch fixes it.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
---
Hello, Andrew.
I sent the new version of commit ('07443a8') before you did pull request,
but it isn't included. It may be losted :)
So I send this fix. IMO, this is good for v3.12.
Thanks.
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index b49579c..691f226 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -653,6 +653,7 @@ static void free_huge_page(struct page *page)
BUG_ON(page_count(page));
BUG_ON(page_mapcount(page));
restore_reserve = PagePrivate(page);
+ ClearPagePrivate(page);
spin_lock(&hugetlb_lock);
hugetlb_cgroup_uncharge_page(hstate_index(h),
--
1.7.9.5
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