_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent redefinition warnings. Reviewed-by: SeongJae Park <sj@xxxxxxxxxx> Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/damon/debugfs_target_ids_pid_leak.c | 2 -- .../damon/debugfs_target_ids_read_before_terminate_race.c | 1 - 2 files changed, 3 deletions(-) diff --git a/tools/testing/selftests/damon/debugfs_target_ids_pid_leak.c b/tools/testing/selftests/damon/debugfs_target_ids_pid_leak.c index 0cc2eef7d142..3f0dd30f61ef 100644 --- a/tools/testing/selftests/damon/debugfs_target_ids_pid_leak.c +++ b/tools/testing/selftests/damon/debugfs_target_ids_pid_leak.c @@ -3,8 +3,6 @@ * Author: SeongJae Park <sj@xxxxxxxxxx> */ -#define _GNU_SOURCE - #include <fcntl.h> #include <stdbool.h> #include <stdint.h> diff --git a/tools/testing/selftests/damon/debugfs_target_ids_read_before_terminate_race.c b/tools/testing/selftests/damon/debugfs_target_ids_read_before_terminate_race.c index b06f52a8ce2d..611396076420 100644 --- a/tools/testing/selftests/damon/debugfs_target_ids_read_before_terminate_race.c +++ b/tools/testing/selftests/damon/debugfs_target_ids_read_before_terminate_race.c @@ -2,7 +2,6 @@ /* * Author: SeongJae Park <sj@xxxxxxxxxx> */ -#define _GNU_SOURCE #include <fcntl.h> #include <stdbool.h> -- 2.45.1.288.g0e0cd299f1-goog