Lines Matching refs:uffdio_register
723 struct uffdio_register uffdio_register; in userfaultfd_register() local
724 struct uffdio_register __user *user_uffdio_register; in userfaultfd_register()
729 user_uffdio_register = (struct uffdio_register __user *) arg; in userfaultfd_register()
732 if (copy_from_user(&uffdio_register, user_uffdio_register, in userfaultfd_register()
733 sizeof(uffdio_register)-sizeof(__u64))) in userfaultfd_register()
737 if (!uffdio_register.mode) in userfaultfd_register()
739 if (uffdio_register.mode & ~(UFFDIO_REGISTER_MODE_MISSING| in userfaultfd_register()
743 if (uffdio_register.mode & UFFDIO_REGISTER_MODE_MISSING) in userfaultfd_register()
745 if (uffdio_register.mode & UFFDIO_REGISTER_MODE_WP) { in userfaultfd_register()
755 ret = validate_range(mm, uffdio_register.range.start, in userfaultfd_register()
756 uffdio_register.range.len); in userfaultfd_register()
760 start = uffdio_register.range.start; in userfaultfd_register()
761 end = start + uffdio_register.range.len; in userfaultfd_register()