diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/userfaultfd.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/userfaultfd.c b/mm/userfaultfd.c index 48c015c80120..81192701964d 100644 --- a/mm/userfaultfd.c +++ b/mm/userfaultfd.c @@ -389,11 +389,13 @@ static __always_inline ssize_t mfill_atomic_pte(struct mm_struct *dst_mm, err = mfill_zeropage_pte(dst_mm, dst_pmd, dst_vma, dst_addr); } else { - err = -EINVAL; /* if zeropage is true return -EINVAL */ - if (likely(!zeropage)) + if (!zeropage) err = shmem_mcopy_atomic_pte(dst_mm, dst_pmd, dst_vma, dst_addr, src_addr, page); + else + err = shmem_mfill_zeropage_pte(dst_mm, dst_pmd, + dst_vma, dst_addr); } return err; |