x86: unify pud_page_vaddr

Impact: cleanup

Unify and demacro pud_page_vaddr.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index 524bd91..542616a 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -117,9 +117,6 @@
 
 #define pud_page(pud) pfn_to_page(pud_val(pud) >> PAGE_SHIFT)
 
-#define pud_page_vaddr(pud) ((unsigned long) __va(pud_val(pud) & PTE_PFN_MASK))
-
-
 /* Find an entry in the second-level page table.. */
 #define pmd_offset(pud, address) ((pmd_t *)pud_page_vaddr(*(pud)) +	\
 				  pmd_index(address))
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index cca4321..4638b4a 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -462,6 +462,11 @@
 {
 	return pud_val(pud) & _PAGE_PRESENT;
 }
+
+static inline unsigned long pud_page_vaddr(pud_t pud)
+{
+	return (unsigned long)__va((unsigned long)pud_val(pud) & PTE_PFN_MASK);
+}
 #endif	/* PAGETABLE_LEVELS > 2 */
 
 #if PAGETABLE_LEVELS > 3
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 4f8dbb9..9875e40 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -185,8 +185,6 @@
 
 /* PUD - Level3 access */
 /* to find an entry in a page-table-directory. */
-#define pud_page_vaddr(pud)						\
-	((unsigned long)__va(pud_val((pud)) & PHYSICAL_PAGE_MASK))
 #define pud_page(pud)	(pfn_to_page(pud_val((pud)) >> PAGE_SHIFT))
 #define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD - 1))
 #define pud_offset(pgd, address)					\