Lines Matching refs:uffdio_zeropage
1640 struct uffdio_zeropage uffdio_zeropage; in userfaultfd_zeropage() local
1641 struct uffdio_zeropage __user *user_uffdio_zeropage; in userfaultfd_zeropage()
1644 user_uffdio_zeropage = (struct uffdio_zeropage __user *) arg; in userfaultfd_zeropage()
1654 if (copy_from_user(&uffdio_zeropage, user_uffdio_zeropage, in userfaultfd_zeropage()
1656 sizeof(uffdio_zeropage)-sizeof(__s64))) in userfaultfd_zeropage()
1659 ret = validate_range(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1660 uffdio_zeropage.range.len); in userfaultfd_zeropage()
1664 if (uffdio_zeropage.mode & ~UFFDIO_ZEROPAGE_MODE_DONTWAKE) in userfaultfd_zeropage()
1668 ret = mfill_atomic_zeropage(ctx, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1669 uffdio_zeropage.range.len); in userfaultfd_zeropage()
1681 if (!(uffdio_zeropage.mode & UFFDIO_ZEROPAGE_MODE_DONTWAKE)) { in userfaultfd_zeropage()
1682 range.start = uffdio_zeropage.range.start; in userfaultfd_zeropage()
1685 ret = range.len == uffdio_zeropage.range.len ? 0 : -EAGAIN; in userfaultfd_zeropage()