1 files changed, 4 insertions, 4 deletions

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 528454c2caa9..b60de92e2edc 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -60,9 +60,9 @@ extern pmd_t *page_check_address_pmd(struct page *page,
 #define HPAGE_PMD_NR (1<<HPAGE_PMD_ORDER)
 
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
-#define HPAGE_PMD_SHIFT HPAGE_SHIFT
-#define HPAGE_PMD_MASK HPAGE_MASK
-#define HPAGE_PMD_SIZE HPAGE_SIZE
+#define HPAGE_PMD_SHIFT PMD_SHIFT
+#define HPAGE_PMD_SIZE  ((1UL) << HPAGE_PMD_SHIFT)
+#define HPAGE_PMD_MASK  (~(HPAGE_PMD_SIZE - 1))
 
 extern bool is_vma_temporary_stack(struct vm_area_struct *vma);
 
@@ -123,7 +123,7 @@ extern void __split_huge_page_pmd(struct vm_area_struct *vma,
         } while (0)
 extern void split_huge_page_pmd_mm(struct mm_struct *mm, unsigned long address,
                 pmd_t *pmd);
-#if HPAGE_PMD_ORDER > MAX_ORDER
+#if HPAGE_PMD_ORDER >= MAX_ORDER
 #error "hugepages can't be allocated by the buddy allocator"
 #endif
 extern int hugepage_madvise(struct vm_area_struct *vma,