Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[pandora-kernel.git] / arch / um / kernel / skas / mmu.c

diff --git a/arch/um/kernel/skas/mmu.c b/arch/um/kernel/skas/mmu.c
index c5c9885..4cd2ff5 100644 (file)
--- a/arch/um/kernel/skas/mmu.c
+++ b/arch/um/kernel/skas/mmu.c
@@ -55,14 +55,16 @@ static int init_stub_pte(struct mm_struct *mm, unsigned long proc,
         * destroy_context_skas.
         */
 
-        mm->context.skas.last_page_table = pmd_page_kernel(*pmd);
+        mm->context.skas.last_page_table = pmd_page_vaddr(*pmd);
 #ifdef CONFIG_3_LEVEL_PGTABLES
         mm->context.skas.last_pmd = (unsigned long) __va(pud_val(*pud));
 #endif
 
        *pte = mk_pte(virt_to_page(kernel), __pgprot(_PAGE_PRESENT));
-       *pte = pte_mkexec(*pte);
-       *pte = pte_wrprotect(*pte);
+       /* This is wrong for the code page, but it doesn't matter since the
+        * stub is mapped by hand with the correct permissions.
+        */
+       *pte = pte_mkwrite(*pte);
        return(0);
 
  out_pmd:
@@ -152,7 +154,7 @@ void destroy_context_skas(struct mm_struct *mm)
                free_page(mmu->id.stack);
                pte_lock_deinit(virt_to_page(mmu->last_page_table));
                pte_free_kernel((pte_t *) mmu->last_page_table);
-                dec_page_state(nr_page_table_pages);
+               dec_zone_page_state(virt_to_page(mmu->last_page_table), NR_PAGETABLE);
 #ifdef CONFIG_3_LEVEL_PGTABLES
                pmd_free((pmd_t *) mmu->last_pmd);
 #endif