linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / include / asm-x86_64 / pgalloc.h

diff --git a/include/asm-x86_64/pgalloc.h b/include/asm-x86_64/pgalloc.h
index 21b7f3f..08cad24 100644 (file)
--- a/include/asm-x86_64/pgalloc.h
+++ b/include/asm-x86_64/pgalloc.h
@@ -6,13 +6,6 @@
 #include <linux/threads.h>
 #include <linux/mm.h>
 
-#define arch_add_exec_range(mm, limit) \
-               do { (void)(mm), (void)(limit); } while (0)
-#define arch_flush_exec_range(mm) \
-               do { (void)(mm); } while (0)
-#define arch_remove_exec_range(mm, limit) \
-               do { (void)(mm), (void)(limit); } while (0)
-
 #define pmd_populate_kernel(mm, pmd, pte) \
                set_pmd(pmd, __pmd(_PAGE_TABLE | __pa(pte)))
 #define pud_populate(mm, pud, pmd) \
@@ -52,39 +45,12 @@ static inline void pud_free (pud_t *pud)
        free_page((unsigned long)pud);
 }
 
-static inline void pgd_list_add(pgd_t *pgd)
-{
-       struct page *page = virt_to_page(pgd);
-
-       spin_lock(&pgd_lock);
-       page->index = (pgoff_t)pgd_list;
-       if (pgd_list)
-               pgd_list->private = (unsigned long)&page->index;
-       pgd_list = page;
-       page->private = (unsigned long)&pgd_list;
-       spin_unlock(&pgd_lock);
-}
-
-static inline void pgd_list_del(pgd_t *pgd)
-{
-       struct page *next, **pprev, *page = virt_to_page(pgd);
-
-       spin_lock(&pgd_lock);
-       next = (struct page *)page->index;
-       pprev = (struct page **)page->private;
-       *pprev = next;
-       if (next)
-               next->private = (unsigned long)pprev;
-       spin_unlock(&pgd_lock);
-}
-
 static inline pgd_t *pgd_alloc(struct mm_struct *mm)
 {
        unsigned boundary;
        pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT);
        if (!pgd)
                return NULL;
-       pgd_list_add(pgd);
        /*
         * Copy kernel pointers in from init.
         * Could keep a freelist or slab cache of those because the kernel
@@ -101,7 +67,6 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm)
 static inline void pgd_free(pgd_t *pgd)
 {
        BUG_ON((unsigned long)pgd & (PAGE_SIZE-1));
-       pgd_list_del(pgd);
        free_page((unsigned long)pgd);
 }