x86: remove quicklists

[sfrench/cifs-2.6.git] / arch / x86 / mm / pgtable_32.c

diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c
index c7db504be1ea26bb2a2f59d3fb6ae1f9fc89d9e7..2f9e9afcb9f4270d6e5f5a496f33999d6ce8298b 100644 (file)
--- a/arch/x86/mm/pgtable_32.c
+++ b/arch/x86/mm/pgtable_32.c
@@ -183,7 +183,7 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
        return (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
 }
 
-struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
+pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
        struct page *pte;
 
@@ -192,6 +192,8 @@ struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
 #else
        pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
 #endif
+       if (pte)
+               pgtable_page_ctor(pte);
        return pte;
 }
 
@@ -272,7 +274,7 @@ static void pgd_dtor(void *pgd)
  * preallocate which never got a corresponding vma will need to be
  * freed manually.
  */
-static void pgd_mop_up_pmds(pgd_t *pgdp)
+static void pgd_mop_up_pmds(struct mm_struct *mm, pgd_t *pgdp)
 {
        int i;
 
@@ -285,7 +287,7 @@ static void pgd_mop_up_pmds(pgd_t *pgdp)
                        pgdp[i] = native_make_pgd(0);
 
                        paravirt_release_pd(pgd_val(pgd) >> PAGE_SHIFT);
-                       pmd_free(pmd);
+                       pmd_free(mm, pmd);
                }
        }
 }
@@ -313,7 +315,7 @@ static int pgd_prepopulate_pmd(struct mm_struct *mm, pgd_t *pgd)
                pmd_t *pmd = pmd_alloc_one(mm, addr);
 
                if (!pmd) {
-                       pgd_mop_up_pmds(pgd);
+                       pgd_mop_up_pmds(mm, pgd);
                        return 0;
                }
 
@@ -333,38 +335,39 @@ static int pgd_prepopulate_pmd(struct mm_struct *mm, pgd_t *pgd)
        return 1;
 }
 
-static void pgd_mop_up_pmds(pgd_t *pgd)
+static void pgd_mop_up_pmds(struct mm_struct *mm, pgd_t *pgdp)
 {
 }
 #endif /* CONFIG_X86_PAE */
 
 pgd_t *pgd_alloc(struct mm_struct *mm)
 {
-       pgd_t *pgd = quicklist_alloc(0, GFP_KERNEL, pgd_ctor);
+       pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
 
-       mm->pgd = pgd;          /* so that alloc_pd can use it */
+       /* so that alloc_pd can use it */
+       mm->pgd = pgd;
+       if (pgd)
+               pgd_ctor(pgd);
 
        if (pgd && !pgd_prepopulate_pmd(mm, pgd)) {
-               quicklist_free(0, pgd_dtor, pgd);
+               pgd_dtor(pgd);
+               free_page((unsigned long)pgd);
                pgd = NULL;
        }
 
        return pgd;
 }
 
-void pgd_free(pgd_t *pgd)
+void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 {
-       pgd_mop_up_pmds(pgd);
-       quicklist_free(0, pgd_dtor, pgd);
-}
-
-void check_pgt_cache(void)
-{
-       quicklist_trim(0, pgd_dtor, 25, 16);
+       pgd_mop_up_pmds(mm, pgd);
+       pgd_dtor(pgd);
+       free_page((unsigned long)pgd);
 }
 
 void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte)
 {
+       pgtable_page_dtor(pte);
        paravirt_release_pt(page_to_pfn(pte));
        tlb_remove_page(tlb, pte);
 }