Lines Matching refs:uffdio_zeropage
1806 struct uffdio_zeropage uffdio_zeropage; in userfaultfd_zeropage() local
1807 struct uffdio_zeropage __user *user_uffdio_zeropage; in userfaultfd_zeropage()
1810 user_uffdio_zeropage = (struct uffdio_zeropage __user *) arg; in userfaultfd_zeropage()
1817 if (copy_from_user(&uffdio_zeropage, user_uffdio_zeropage, in userfaultfd_zeropage()
1819 sizeof(uffdio_zeropage)-sizeof(__s64))) in userfaultfd_zeropage()
1822 ret = validate_range(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1823 uffdio_zeropage.range.len); in userfaultfd_zeropage()
1827 if (uffdio_zeropage.mode & ~UFFDIO_ZEROPAGE_MODE_DONTWAKE) in userfaultfd_zeropage()
1831 ret = mfill_atomic_zeropage(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1832 uffdio_zeropage.range.len, in userfaultfd_zeropage()
1845 if (!(uffdio_zeropage.mode & UFFDIO_ZEROPAGE_MODE_DONTWAKE)) { in userfaultfd_zeropage()
1846 range.start = uffdio_zeropage.range.start; in userfaultfd_zeropage()
1849 ret = range.len == uffdio_zeropage.range.len ? 0 : -EAGAIN; in userfaultfd_zeropage()