diff options
Diffstat (limited to 'tools/testing/selftests/mm/hugepage-mremap.c')
| -rw-r--r-- | tools/testing/selftests/mm/hugepage-mremap.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/tools/testing/selftests/mm/hugepage-mremap.c b/tools/testing/selftests/mm/hugepage-mremap.c index e53b5eaa8fce..cabd0084f57b 100644 --- a/tools/testing/selftests/mm/hugepage-mremap.c +++ b/tools/testing/selftests/mm/hugepage-mremap.c @@ -23,6 +23,8 @@ #include <linux/userfaultfd.h> #include <sys/ioctl.h> #include <string.h> +#include <stdbool.h> +#include "vm_util.h" #define DEFAULT_LENGTH_MB 10UL #define MB_TO_BYTES(x) (x * 1024 * 1024) @@ -60,7 +62,6 @@ static void register_region_with_uffd(char *addr, size_t len) { long uffd; /* userfaultfd file descriptor */ struct uffdio_api uffdio_api; - struct uffdio_register uffdio_register; /* Create and enable userfaultfd object. */ @@ -96,11 +97,7 @@ static void register_region_with_uffd(char *addr, size_t len) * handling by the userfaultfd object. In mode, we request to track * missing pages (i.e., pages that have not yet been faulted in). */ - - uffdio_register.range.start = (unsigned long)addr; - uffdio_register.range.len = len; - uffdio_register.mode = UFFDIO_REGISTER_MODE_MISSING; - if (ioctl(uffd, UFFDIO_REGISTER, &uffdio_register) == -1) { + if (uffd_register(uffd, addr, len, true, false, false)) { perror("ioctl-UFFDIO_REGISTER"); exit(1); } |