linux-kernel - [PATCH v3 11/68] selftests/clone3: Drop define _GNU

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Date: Thu,  9 May 2024 19:58:03 +0000
From: Edward Liaw <edliaw@...gle.com>
To: shuah@...nel.org, "Mickaël Salaün" <mic@...ikod.net>, 
	"Günther Noack" <gnoack@...gle.com>, Christian Brauner <brauner@...nel.org>, 
	Richard Cochran <richardcochran@...il.com>, Paul Walmsley <paul.walmsley@...ive.com>, 
	Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
	Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, 
	"David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, 
	Jesper Dangaard Brouer <hawk@...nel.org>, John Fastabend <john.fastabend@...il.com>, 
	Andrew Morton <akpm@...ux-foundation.org>, 
	Muhammad Usama Anjum <usama.anjum@...labora.com>, Edward Liaw <edliaw@...gle.com>
Cc: linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, 
	kernel-team@...roid.com, linux-security-module@...r.kernel.org, 
	netdev@...r.kernel.org, linux-riscv@...ts.infradead.org, bpf@...r.kernel.org, 
	John Hubbard <jhubbard@...dia.com>
Subject: [PATCH v3 11/68] selftests/clone3: Drop define _GNU_SOURCE

_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@...dia.com>
Reviewed-by: Muhammad Usama Anjum <usama.anjum@...labora.com>
Signed-off-by: Edward Liaw <edliaw@...gle.com>
---
 tools/testing/selftests/clone3/clone3.c                        | 2 --
 tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c | 2 --
 tools/testing/selftests/clone3/clone3_clear_sighand.c          | 2 --
 tools/testing/selftests/clone3/clone3_selftests.h              | 1 -
 tools/testing/selftests/clone3/clone3_set_tid.c                | 2 --
 5 files changed, 9 deletions(-)

diff --git a/tools/testing/selftests/clone3/clone3.c b/tools/testing/selftests/clone3/clone3.c
index e61f07973ce5..ce2c149dab46 100644
--- a/tools/testing/selftests/clone3/clone3.c
+++ b/tools/testing/selftests/clone3/clone3.c
@@ -1,8 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 
 /* Based on Christian Brauner's clone3() example */
-
-#define _GNU_SOURCE
 #include <errno.h>
 #include <inttypes.h>
 #include <linux/types.h>
diff --git a/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c b/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c
index 31b56d625655..bb99ea20f7d5 100644
--- a/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c
+++ b/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c
@@ -7,8 +7,6 @@
  */
 
 /* capabilities related code based on selftests/bpf/test_verifier.c */
-
-#define _GNU_SOURCE
 #include <errno.h>
 #include <linux/types.h>
 #include <linux/sched.h>
diff --git a/tools/testing/selftests/clone3/clone3_clear_sighand.c b/tools/testing/selftests/clone3/clone3_clear_sighand.c
index ce0426786828..8ee24da7aea8 100644
--- a/tools/testing/selftests/clone3/clone3_clear_sighand.c
+++ b/tools/testing/selftests/clone3/clone3_clear_sighand.c
@@ -1,6 +1,4 @@
 /* SPDX-License-Identifier: GPL-2.0 */
-
-#define _GNU_SOURCE
 #include <errno.h>
 #include <sched.h>
 #include <signal.h>
diff --git a/tools/testing/selftests/clone3/clone3_selftests.h b/tools/testing/selftests/clone3/clone3_selftests.h
index 3d2663fe50ba..172e19d5515f 100644
--- a/tools/testing/selftests/clone3/clone3_selftests.h
+++ b/tools/testing/selftests/clone3/clone3_selftests.h
@@ -3,7 +3,6 @@
 #ifndef _CLONE3_SELFTESTS_H
 #define _CLONE3_SELFTESTS_H
 
-#define _GNU_SOURCE
 #include <sched.h>
 #include <linux/sched.h>
 #include <linux/types.h>
diff --git a/tools/testing/selftests/clone3/clone3_set_tid.c b/tools/testing/selftests/clone3/clone3_set_tid.c
index bfb0da2b4fdd..a6df528341bb 100644
--- a/tools/testing/selftests/clone3/clone3_set_tid.c
+++ b/tools/testing/selftests/clone3/clone3_set_tid.c
@@ -5,8 +5,6 @@
  * These tests are assuming to be running in the host's
  * PID namespace.
  */
-
-#define _GNU_SOURCE
 #include <errno.h>
 #include <linux/types.h>
 #include <linux/sched.h>
-- 
2.45.0.118.g7fe29c98d7-goog