diff options
Diffstat (limited to 'arch/x86/mm/pgtable_32.c')
-rw-r--r-- | arch/x86/mm/pgtable_32.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c index 73aba7125203..2f9e9afcb9f4 100644 --- a/arch/x86/mm/pgtable_32.c +++ b/arch/x86/mm/pgtable_32.c | |||
@@ -342,12 +342,16 @@ static void pgd_mop_up_pmds(struct mm_struct *mm, pgd_t *pgdp) | |||
342 | 342 | ||
343 | pgd_t *pgd_alloc(struct mm_struct *mm) | 343 | pgd_t *pgd_alloc(struct mm_struct *mm) |
344 | { | 344 | { |
345 | pgd_t *pgd = quicklist_alloc(0, GFP_KERNEL, pgd_ctor); | 345 | pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO); |
346 | 346 | ||
347 | mm->pgd = pgd; /* so that alloc_pd can use it */ | 347 | /* so that alloc_pd can use it */ |
348 | mm->pgd = pgd; | ||
349 | if (pgd) | ||
350 | pgd_ctor(pgd); | ||
348 | 351 | ||
349 | if (pgd && !pgd_prepopulate_pmd(mm, pgd)) { | 352 | if (pgd && !pgd_prepopulate_pmd(mm, pgd)) { |
350 | quicklist_free(0, pgd_dtor, pgd); | 353 | pgd_dtor(pgd); |
354 | free_page((unsigned long)pgd); | ||
351 | pgd = NULL; | 355 | pgd = NULL; |
352 | } | 356 | } |
353 | 357 | ||
@@ -357,12 +361,8 @@ pgd_t *pgd_alloc(struct mm_struct *mm) | |||
357 | void pgd_free(struct mm_struct *mm, pgd_t *pgd) | 361 | void pgd_free(struct mm_struct *mm, pgd_t *pgd) |
358 | { | 362 | { |
359 | pgd_mop_up_pmds(mm, pgd); | 363 | pgd_mop_up_pmds(mm, pgd); |
360 | quicklist_free(0, pgd_dtor, pgd); | 364 | pgd_dtor(pgd); |
361 | } | 365 | free_page((unsigned long)pgd); |
362 | |||
363 | void check_pgt_cache(void) | ||
364 | { | ||
365 | quicklist_trim(0, pgd_dtor, 25, 16); | ||
366 | } | 366 | } |
367 | 367 | ||
368 | void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte) | 368 | void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte) |