From: "Kirill A. Shutemov" <kirill.shute...@linux.intel.com>
Signed-off-by: Kirill A. Shutemov <kirill.shute...@linux.intel.com>
---
include/linux/huge_mm.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index ee1c244..a54939c 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -64,6 +64,10 @@ extern pmd_t *page_check_address_pmd(struct page *page,
#define HPAGE_PMD_MASK HPAGE_MASK
#define HPAGE_PMD_SIZE HPAGE_SIZE
+#define HPAGE_CACHE_ORDER (HPAGE_SHIFT - PAGE_CACHE_SHIFT)
+#define HPAGE_CACHE_NR (1L << HPAGE_CACHE_ORDER)
+#define HPAGE_CACHE_INDEX_MASK (HPAGE_CACHE_NR - 1)
+
extern bool is_vma_temporary_stack(struct vm_area_struct *vma);
#define transparent_hugepage_enabled(__vma) \
@@ -181,6 +185,10 @@ extern int do_huge_pmd_numa_page(struct mm_struct *mm,
struct vm_area_struct *vm
#define HPAGE_PMD_MASK ({ BUILD_BUG(); 0; })
#define HPAGE_PMD_SIZE ({ BUILD_BUG(); 0; })
+#define HPAGE_CACHE_ORDER ({ BUILD_BUG(); 0; })
+#define HPAGE_CACHE_NR ({ BUILD_BUG(); 0; })
+#define HPAGE_CACHE_INDEX_MASK ({ BUILD_BUG(); 0; })
+
#define hpage_nr_pages(x) 1
#define transparent_hugepage_enabled(__vma) 0
--
1.7.10.4
--
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