1 files changed, 33 insertions, 37 deletions

diff --git a/arch/m68k/include/asm/mcf_pgalloc.h b/arch/m68k/include/asm/mcf_pgalloc.h
index 82ec54c2eaa4..302c5bf67179 100644
--- a/arch/m68k/include/asm/mcf_pgalloc.h
+++ b/arch/m68k/include/asm/mcf_pgalloc.h
@@ -5,22 +5,22 @@
 #include <asm/tlb.h>
 #include <asm/tlbflush.h>
 
-extern inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
+static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
 {
-	free_page((unsigned long) pte);
+	pagetable_free(virt_to_ptdesc(pte));
 }
 
 extern const char bad_pmd_string[];
 
-extern inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
+static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
 {
-	unsigned long page = __get_free_page(GFP_DMA);
+	struct ptdesc *ptdesc = pagetable_alloc((GFP_DMA | __GFP_ZERO) &
+			~__GFP_HIGHMEM, 0);
 
-	if (!page)
+	if (!ptdesc)
 		return NULL;
 
-	memset((void *)page, 0, PAGE_SIZE);
-	return (pte_t *) (page);
+	return ptdesc_address(ptdesc);
 }
 
 extern inline pmd_t *pmd_alloc_kernel(pgd_t *pgd, unsigned long address)
@@ -28,48 +28,41 @@ extern inline pmd_t *pmd_alloc_kernel(pgd_t *pgd, unsigned long address)
 	return (pmd_t *) pgd;
 }
 
-#define pmd_populate(mm, pmd, page) (pmd_val(*pmd) = \
-	(unsigned long)(page_address(page)))
+#define pmd_populate(mm, pmd, pte) (pmd_val(*pmd) = (unsigned long)(pte))
 
-#define pmd_populate_kernel(mm, pmd, pte) (pmd_val(*pmd) = (unsigned long)(pte))
+#define pmd_populate_kernel pmd_populate
 
-#define pmd_pgtable(pmd) pmd_page(pmd)
-
-static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page,
+static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pgtable,
 				  unsigned long address)
 {
-	pgtable_pte_page_dtor(page);
-	__free_page(page);
+	struct ptdesc *ptdesc = virt_to_ptdesc(pgtable);
+
+	pagetable_pte_dtor(ptdesc);
+	pagetable_free(ptdesc);
 }
 
-static inline struct page *pte_alloc_one(struct mm_struct *mm)
+static inline pgtable_t pte_alloc_one(struct mm_struct *mm)
 {
-	struct page *page = alloc_pages(GFP_DMA, 0);
+	struct ptdesc *ptdesc = pagetable_alloc(GFP_DMA | __GFP_ZERO, 0);
 	pte_t *pte;
 
-	if (!page)
+	if (!ptdesc)
 		return NULL;
-	if (!pgtable_pte_page_ctor(page)) {
-		__free_page(page);
+	if (!pagetable_pte_ctor(ptdesc)) {
+		pagetable_free(ptdesc);
 		return NULL;
 	}
 
-	pte = kmap(page);
-	if (pte) {
-		clear_page(pte);
-		__flush_page_to_ram(pte);
-		flush_tlb_kernel_page(pte);
-		nocache_page(pte);
-	}
-	kunmap(page);
-
-	return page;
+	pte = ptdesc_address(ptdesc);
+	return pte;
 }
 
-static inline void pte_free(struct mm_struct *mm, struct page *page)
+static inline void pte_free(struct mm_struct *mm, pgtable_t pgtable)
 {
-	pgtable_pte_page_dtor(page);
-	__free_page(page);
+	struct ptdesc *ptdesc = virt_to_ptdesc(pgtable);
+
+	pagetable_pte_dtor(ptdesc);
+	pagetable_free(ptdesc);
 }
 
 /*
@@ -80,17 +73,20 @@ static inline void pte_free(struct mm_struct *mm, struct page *page)
 
 static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 {
-	free_page((unsigned long) pgd);
+	pagetable_free(virt_to_ptdesc(pgd));
 }
 
 static inline pgd_t *pgd_alloc(struct mm_struct *mm)
 {
 	pgd_t *new_pgd;
+	struct ptdesc *ptdesc = pagetable_alloc((GFP_DMA | __GFP_NOWARN) &
+			~__GFP_HIGHMEM, 0);
 
-	new_pgd = (pgd_t *)__get_free_page(GFP_DMA | __GFP_NOWARN);
-	if (!new_pgd)
+	if (!ptdesc)
 		return NULL;
-	memcpy(new_pgd, swapper_pg_dir, PAGE_SIZE);
+	new_pgd = ptdesc_address(ptdesc);
+
+	memcpy(new_pgd, swapper_pg_dir, PTRS_PER_PGD * sizeof(pgd_t));
 	memset(new_pgd, 0, PAGE_OFFSET >> PGDIR_SHIFT);
 	return new_pgd;
 }