diff options
| -rw-r--r-- | arch/riscv/mm/hugetlbpage.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/riscv/mm/hugetlbpage.c b/arch/riscv/mm/hugetlbpage.c index a163a3e0f0d4..238d00bdac14 100644 --- a/arch/riscv/mm/hugetlbpage.c +++ b/arch/riscv/mm/hugetlbpage.c @@ -218,6 +218,7 @@ void huge_ptep_set_wrprotect(struct mm_struct *mm, { pte_t pte = ptep_get(ptep); unsigned long order; + pte_t orig_pte; int i, pte_num; if (!pte_napot(pte)) { @@ -228,9 +229,12 @@ void huge_ptep_set_wrprotect(struct mm_struct *mm, order = napot_cont_order(pte); pte_num = napot_pte_num(order); ptep = huge_pte_offset(mm, addr, napot_cont_size(order)); + orig_pte = get_clear_contig_flush(mm, addr, ptep, pte_num); + + orig_pte = pte_wrprotect(orig_pte); for (i = 0; i < pte_num; i++, addr += PAGE_SIZE, ptep++) - ptep_set_wrprotect(mm, addr, ptep); + set_pte_at(mm, addr, ptep, orig_pte); } pte_t huge_ptep_clear_flush(struct vm_area_struct *vma, |