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-rw-r--r--arch/ia64/include/asm/pgtable.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h
index 9584b2c5f394..7aa8f2330fb1 100644
--- a/arch/ia64/include/asm/pgtable.h
+++ b/arch/ia64/include/asm/pgtable.h
@@ -267,6 +267,7 @@ ia64_phys_addr_valid (unsigned long addr)
#define pmd_present(pmd) (pmd_val(pmd) != 0UL)
#define pmd_clear(pmdp) (pmd_val(*(pmdp)) = 0UL)
#define pmd_page_vaddr(pmd) ((unsigned long) __va(pmd_val(pmd) & _PFN_MASK))
+#define pmd_pfn(pmd) ((pmd_val(pmd) & _PFN_MASK) >> PAGE_SHIFT)
#define pmd_page(pmd) virt_to_page((pmd_val(pmd) + PAGE_OFFSET))
#define pud_none(pud) (!pud_val(pud))