_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent redefinition warnings. Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX") Reviewed-by: John Hubbard <jhubbard@xxxxxxxxxx> Reviewed-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx> Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/membarrier/membarrier_test_impl.h | 1 - .../testing/selftests/membarrier/membarrier_test_multi_thread.c | 1 - .../testing/selftests/membarrier/membarrier_test_single_thread.c | 1 - 3 files changed, 3 deletions(-) diff --git a/tools/testing/selftests/membarrier/membarrier_test_impl.h b/tools/testing/selftests/membarrier/membarrier_test_impl.h index af89855adb7b..a8a60b6271a5 100644 --- a/tools/testing/selftests/membarrier/membarrier_test_impl.h +++ b/tools/testing/selftests/membarrier/membarrier_test_impl.h @@ -1,5 +1,4 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#define _GNU_SOURCE #include <linux/membarrier.h> #include <syscall.h> #include <stdio.h> diff --git a/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c b/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c index 4e14dba81234..c00f380b2757 100644 --- a/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c +++ b/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#define _GNU_SOURCE #include <linux/membarrier.h> #include <syscall.h> #include <stdio.h> diff --git a/tools/testing/selftests/membarrier/membarrier_test_single_thread.c b/tools/testing/selftests/membarrier/membarrier_test_single_thread.c index fa3f1d6c37a0..c399fbad8efd 100644 --- a/tools/testing/selftests/membarrier/membarrier_test_single_thread.c +++ b/tools/testing/selftests/membarrier/membarrier_test_single_thread.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#define _GNU_SOURCE #include <linux/membarrier.h> #include <syscall.h> #include <stdio.h> -- 2.45.0.118.g7fe29c98d7-goog