diff options
Diffstat (limited to 'arch/parisc/mm/hugetlbpage.c')
| -rw-r--r-- | arch/parisc/mm/hugetlbpage.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/parisc/mm/hugetlbpage.c b/arch/parisc/mm/hugetlbpage.c index d578809e55cf..0e1e212f1c96 100644 --- a/arch/parisc/mm/hugetlbpage.c +++ b/arch/parisc/mm/hugetlbpage.c @@ -49,6 +49,7 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr, unsigned long sz) { pgd_t *pgd; + p4d_t *p4d; pud_t *pud; pmd_t *pmd; pte_t *pte = NULL; @@ -61,7 +62,8 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, addr &= HPAGE_MASK; pgd = pgd_offset(mm, addr); - pud = pud_alloc(mm, pgd, addr); + p4d = p4d_offset(pgd, addr); + pud = pud_alloc(mm, p4d, addr); if (pud) { pmd = pmd_alloc(mm, pud, addr); if (pmd) @@ -74,6 +76,7 @@ pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr, unsigned long sz) { pgd_t *pgd; + p4d_t *p4d; pud_t *pud; pmd_t *pmd; pte_t *pte = NULL; @@ -82,11 +85,14 @@ pte_t *huge_pte_offset(struct mm_struct *mm, pgd = pgd_offset(mm, addr); if (!pgd_none(*pgd)) { - pud = pud_offset(pgd, addr); - if (!pud_none(*pud)) { - pmd = pmd_offset(pud, addr); - if (!pmd_none(*pmd)) - pte = pte_offset_map(pmd, addr); + p4d = p4d_offset(pgd, addr); + if (!p4d_none(*p4d)) { + pud = pud_offset(p4d, addr); + if (!pud_none(*pud)) { + pmd = pmd_offset(pud, addr); + if (!pmd_none(*pmd)) + pte = pte_offset_map(pmd, addr); + } } } return pte; |