diff options
Diffstat (limited to 'mm/userfaultfd.c')
| -rw-r--r-- | mm/userfaultfd.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/userfaultfd.c b/mm/userfaultfd.c index a0331ba9ae2a..712160cd41ec 100644 --- a/mm/userfaultfd.c +++ b/mm/userfaultfd.c @@ -1017,9 +1017,6 @@ static int move_present_pte(struct mm_struct *mm, goto out; } - folio_move_anon_rmap(src_folio, dst_vma); - WRITE_ONCE(src_folio->index, linear_page_index(dst_vma, dst_addr)); - orig_src_pte = ptep_clear_flush(src_vma, src_addr, src_pte); /* Folio got pinned from under us. Put it back and fail the move. */ if (folio_maybe_dma_pinned(src_folio)) { @@ -1028,6 +1025,9 @@ static int move_present_pte(struct mm_struct *mm, goto out; } + folio_move_anon_rmap(src_folio, dst_vma); + WRITE_ONCE(src_folio->index, linear_page_index(dst_vma, dst_addr)); + orig_dst_pte = mk_pte(&src_folio->page, dst_vma->vm_page_prot); /* Follow mremap() behavior and treat the entry dirty after the move */ orig_dst_pte = pte_mkwrite(pte_mkdirty(orig_dst_pte), dst_vma); |