nds32: switch to generic version of pte allocation

[linux.git] / arch / nds32 / include / asm / pgalloc.h

diff --git a/arch/nds32/include/asm/pgalloc.h b/arch/nds32/include/asm/pgalloc.h
index 3cbc749c79aa26ead2a2b2dc78b9422f69a0df38..e78b43d8389f0326c476328b7dcc8ca70ee32e8d 100644 (file)
--- a/arch/nds32/include/asm/pgalloc.h
+++ b/arch/nds32/include/asm/pgalloc.h
@@ -9,6 +9,9 @@
 #include <asm/tlbflush.h>
 #include <asm/proc-fns.h>
 
+#define __HAVE_ARCH_PTE_ALLOC_ONE
+#include <asm-generic/pgalloc.h>       /* for pte_{alloc,free}_one */
+
 /*
  * Since we have only two-level page tables, these are trivial
  */
@@ -22,43 +25,17 @@ extern void pgd_free(struct mm_struct *mm, pgd_t * pgd);
 
 #define check_pgt_cache()              do { } while (0)
 
-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
-{
-       pte_t *pte;
-
-       pte =
-           (pte_t *) __get_free_page(GFP_KERNEL | __GFP_RETRY_MAYFAIL |
-                                     __GFP_ZERO);
-
-       return pte;
-}
-
 static inline pgtable_t pte_alloc_one(struct mm_struct *mm)
 {
        pgtable_t pte;
 
-       pte = alloc_pages(GFP_KERNEL | __GFP_RETRY_MAYFAIL | __GFP_ZERO, 0);
+       pte = __pte_alloc_one(mm, GFP_PGTABLE_USER);
        if (pte)
                cpu_dcache_wb_page((unsigned long)page_address(pte));
 
        return pte;
 }
 
-/*
- * Free one PTE table.
- */
-static inline void pte_free_kernel(struct mm_struct *mm, pte_t * pte)
-{
-       if (pte) {
-               free_page((unsigned long)pte);
-       }
-}
-
-static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
-{
-       __free_page(pte);
-}
-
 /*
  * Populate the pmdp entry with a pointer to the pte.  This pmd is part
  * of the mm address space.