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-rw-r--r--mm/sparse.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/sparse.c b/mm/sparse.c
index c7bb952..950981f 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -493,6 +493,9 @@ void __init sparse_init(void)
struct page **map_map;
#endif
+ /* Setup pageblock_order for HUGETLB_PAGE_SIZE_VARIABLE */
+ set_pageblock_order();
+
/*
* map is using big page (aka 2M in x86 64 bit)
* usemap is less one page (aka 24 bytes)