diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/mm/kaiser.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/x86/mm/kaiser.c b/arch/x86/mm/kaiser.c index 7a7e850b8381..bd22ef51aa2d 100644 --- a/arch/x86/mm/kaiser.c +++ b/arch/x86/mm/kaiser.c @@ -121,9 +121,11 @@ static pte_t *kaiser_pagetable_walk(unsigned long address, bool is_atomic) if (!new_pmd_page) return NULL; spin_lock(&shadow_table_allocation_lock); - if (pud_none(*pud)) + if (pud_none(*pud)) { set_pud(pud, __pud(_KERNPG_TABLE | __pa(new_pmd_page))); - else + __inc_zone_page_state(virt_to_page((void *) + new_pmd_page), NR_KAISERTABLE); + } else free_page(new_pmd_page); spin_unlock(&shadow_table_allocation_lock); } @@ -139,9 +141,11 @@ static pte_t *kaiser_pagetable_walk(unsigned long address, bool is_atomic) if (!new_pte_page) return NULL; spin_lock(&shadow_table_allocation_lock); - if (pmd_none(*pmd)) + if (pmd_none(*pmd)) { set_pmd(pmd, __pmd(_KERNPG_TABLE | __pa(new_pte_page))); - else + __inc_zone_page_state(virt_to_page((void *) + new_pte_page), NR_KAISERTABLE); + } else free_page(new_pte_page); spin_unlock(&shadow_table_allocation_lock); } @@ -205,11 +209,13 @@ static void __init kaiser_init_all_pgds(void) pgd = native_get_shadow_pgd(pgd_offset_k((unsigned long )0)); for (i = PTRS_PER_PGD / 2; i < PTRS_PER_PGD; i++) { pgd_t new_pgd; - pud_t *pud = pud_alloc_one(&init_mm, PAGE_OFFSET + i * PGDIR_SIZE); + pud_t *pud = pud_alloc_one(&init_mm, + PAGE_OFFSET + i * PGDIR_SIZE); if (!pud) { WARN_ON(1); break; } + inc_zone_page_state(virt_to_page(pud), NR_KAISERTABLE); new_pgd = __pgd(_KERNPG_TABLE |__pa(pud)); /* * Make sure not to stomp on some other pgd entry. |