Lines Matching refs:uffdio_zeropage
1756 struct uffdio_zeropage uffdio_zeropage; in userfaultfd_zeropage() local
1757 struct uffdio_zeropage __user *user_uffdio_zeropage; in userfaultfd_zeropage()
1760 user_uffdio_zeropage = (struct uffdio_zeropage __user *) arg; in userfaultfd_zeropage()
1767 if (copy_from_user(&uffdio_zeropage, user_uffdio_zeropage, in userfaultfd_zeropage()
1769 sizeof(uffdio_zeropage)-sizeof(__s64))) in userfaultfd_zeropage()
1772 ret = validate_range(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1773 uffdio_zeropage.range.len); in userfaultfd_zeropage()
1777 if (uffdio_zeropage.mode & ~UFFDIO_ZEROPAGE_MODE_DONTWAKE) in userfaultfd_zeropage()
1781 ret = mfill_zeropage(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1782 uffdio_zeropage.range.len, in userfaultfd_zeropage()
1795 if (!(uffdio_zeropage.mode & UFFDIO_ZEROPAGE_MODE_DONTWAKE)) { in userfaultfd_zeropage()
1796 range.start = uffdio_zeropage.range.start; in userfaultfd_zeropage()
1799 ret = range.len == uffdio_zeropage.range.len ? 0 : -EAGAIN; in userfaultfd_zeropage()