x86: unify pmd_page
Impact: cleanup
Unify and demacro pmd_page.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 3789c05..38330d6 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -473,6 +473,11 @@
return (unsigned long)__va(pmd_val(pmd) & PTE_PFN_MASK);
}
+static inline struct page *pmd_page(pmd_t pmd)
+{
+ return pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT);
+}
+
#if PAGETABLE_LEVELS > 2
static inline int pud_present(pud_t pud)
{
diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h
index f7f7e29..8714110 100644
--- a/arch/x86/include/asm/pgtable_32.h
+++ b/arch/x86/include/asm/pgtable_32.h
@@ -124,8 +124,6 @@
#define pte_offset_kernel(dir, address) \
((pte_t *)pmd_page_vaddr(*(dir)) + pte_index((address)))
-#define pmd_page(pmd) (pfn_to_page(pmd_val((pmd)) >> PAGE_SHIFT))
-
#if defined(CONFIG_HIGHPTE)
#define pte_offset_map(dir, address) \
((pte_t *)kmap_atomic_pte(pmd_page(*(dir)), KM_PTE0) + \
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 7a510e8..97f24d2 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -191,8 +191,6 @@
}
/* PMD - Level 2 access */
-#define pmd_page(pmd) (pfn_to_page(pmd_val((pmd)) >> PAGE_SHIFT))
-
#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD - 1))
#define pmd_offset(dir, address) ((pmd_t *)pud_page_vaddr(*(dir)) + \
pmd_index(address))