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-rw-r--r--tools/testing/selftests/mm/uffd-common.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/testing/selftests/mm/uffd-common.h b/tools/testing/selftests/mm/uffd-common.h
index cc5629c3d..a70ae10b5 100644
--- a/tools/testing/selftests/mm/uffd-common.h
+++ b/tools/testing/selftests/mm/uffd-common.h
@@ -8,6 +8,7 @@
#define __UFFD_COMMON_H__
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <stdio.h>
#include <errno.h>
#include <unistd.h>