X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fmips%2Fmm%2Fpgtable-32.c;h=4a61e624b0ecfcd921a560d426e92e1df2df1de2;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=4f07f81e8500da3533aa241acc06b599b0074f99;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git

diff --git a/arch/mips/mm/pgtable-32.c b/arch/mips/mm/pgtable-32.c
index 4f07f81e8..4a61e624b 100644
--- a/arch/mips/mm/pgtable-32.c
+++ b/arch/mips/mm/pgtable-32.c
@@ -5,11 +5,11 @@
  *
  * Copyright (C) 2003 by Ralf Baechle
  */
-#include <linux/config.h>
 #include <linux/init.h>
 #include <linux/mm.h>
 #include <linux/bootmem.h>
 #include <linux/highmem.h>
+#include <asm/fixmap.h>
 #include <asm/pgtable.h>
 
 void pgd_init(unsigned long page)
@@ -29,42 +29,13 @@ void pgd_init(unsigned long page)
 	}
 }
 
-#ifdef CONFIG_HIGHMEM
-static void __init fixrange_init (unsigned long start, unsigned long end,
-	pgd_t *pgd_base)
-{
-	pgd_t *pgd;
-	pmd_t *pmd;
-	pte_t *pte;
-	int i, j;
-	unsigned long vaddr;
-
-	vaddr = start;
-	i = __pgd_offset(vaddr);
-	j = __pmd_offset(vaddr);
-	pgd = pgd_base + i;
-
-	for ( ; (i < PTRS_PER_PGD) && (vaddr != end); pgd++, i++) {
-		pmd = (pmd_t *)pgd;
-		for (; (j < PTRS_PER_PMD) && (vaddr != end); pmd++, j++) {
-			if (pmd_none(*pmd)) {
-				pte = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE);
-				set_pmd(pmd, __pmd((unsigned long)pte));
-				if (pte != pte_offset_kernel(pmd, 0))
-					BUG();
-			}
-			vaddr += PMD_SIZE;
-		}
-		j = 0;
-	}
-}
-#endif
-
 void __init pagetable_init(void)
 {
-#ifdef CONFIG_HIGHMEM
 	unsigned long vaddr;
-	pgd_t *pgd, *pgd_base;
+	pgd_t *pgd_base;
+#ifdef CONFIG_HIGHMEM
+	pgd_t *pgd;
+	pud_t *pud;
 	pmd_t *pmd;
 	pte_t *pte;
 #endif
@@ -74,7 +45,6 @@ void __init pagetable_init(void)
 	pgd_init((unsigned long)swapper_pg_dir
 		 + sizeof(pgd_t) * USER_PTRS_PER_PGD);
 
-#ifdef CONFIG_HIGHMEM
 	pgd_base = swapper_pg_dir;
 
 	/*
@@ -83,6 +53,7 @@ void __init pagetable_init(void)
 	vaddr = __fix_to_virt(__end_of_fixed_addresses - 1) & PMD_MASK;
 	fixrange_init(vaddr, 0, pgd_base);
 
+#ifdef CONFIG_HIGHMEM
 	/*
 	 * Permanent kmaps:
 	 */
@@ -90,7 +61,8 @@ void __init pagetable_init(void)
 	fixrange_init(vaddr, vaddr + PAGE_SIZE*LAST_PKMAP, pgd_base);
 
 	pgd = swapper_pg_dir + __pgd_offset(vaddr);
-	pmd = pmd_offset(pgd, vaddr);
+	pud = pud_offset(pgd, vaddr);
+	pmd = pmd_offset(pud, vaddr);
 	pte = pte_offset_kernel(pmd, vaddr);
 	pkmap_page_table = pte;
 #endif