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Subject[PATCH v4 27/66] selftests/membarrier: Drop define _GNU_SOURCE
From
_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent
redefinition warnings.

Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Signed-off-by: Edward Liaw <edliaw@google.com>
---
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

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