diff options
Diffstat (limited to 'arch/xtensa/mm/tlb.c')
| -rw-r--r-- | arch/xtensa/mm/tlb.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/xtensa/mm/tlb.c b/arch/xtensa/mm/tlb.c index 59153d0aa890..164a2ca07a1f 100644 --- a/arch/xtensa/mm/tlb.c +++ b/arch/xtensa/mm/tlb.c @@ -169,6 +169,7 @@ static unsigned get_pte_for_vaddr(unsigned vaddr) struct task_struct *task = get_current(); struct mm_struct *mm = task->mm; pgd_t *pgd; + pud_t *pud; pmd_t *pmd; pte_t *pte; @@ -177,7 +178,10 @@ static unsigned get_pte_for_vaddr(unsigned vaddr) pgd = pgd_offset(mm, vaddr); if (pgd_none_or_clear_bad(pgd)) return 0; - pmd = pmd_offset(pgd, vaddr); + pud = pud_offset(pgd, vaddr); + if (pud_none_or_clear_bad(pud)) + return 0; + pmd = pmd_offset(pud, vaddr); if (pmd_none_or_clear_bad(pmd)) return 0; pte = pte_offset_map(pmd, vaddr); |