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-rw-r--r--mm/hugetlb.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index d9ad93b..eeceeeb 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1088,6 +1088,9 @@ void dissolve_free_huge_pages(unsigned long start_pfn, unsigned long end_pfn)
unsigned long pfn;
struct hstate *h;
+ if (!hugepages_supported())
+ return;
+
/* Set scan step to minimum hugepage size */
for_each_hstate(h)
if (order > huge_page_order(h))
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