linux-kernel - [PATCH v6 11/13] selftests/ring-buffer: Drop redundant -D_GNU

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Date: Mon, 24 Jun 2024 23:26:20 +0000
From: Edward Liaw <edliaw@...gle.com>
To: linux-kselftest@...r.kernel.org, Eric Biederman <ebiederm@...ssion.com>, 
	Kees Cook <kees@...nel.org>, Shuah Khan <shuah@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, 
	Ingo Molnar <mingo@...hat.com>, Peter Zijlstra <peterz@...radead.org>, 
	Darren Hart <dvhart@...radead.org>, Davidlohr Bueso <dave@...olabs.net>, 
	"André Almeida" <andrealmeid@...lia.com>, Jason Gunthorpe <jgg@...pe.ca>, Kevin Tian <kevin.tian@...el.com>, 
	Paolo Bonzini <pbonzini@...hat.com>, Andrew Morton <akpm@...ux-foundation.org>, 
	"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Fenghua Yu <fenghua.yu@...el.com>, 
	Reinette Chatre <reinette.chatre@...el.com>, Paul Walmsley <paul.walmsley@...ive.com>, 
	Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
	Jarkko Sakkinen <jarkko@...nel.org>, Dave Hansen <dave.hansen@...ux.intel.com>
Cc: linux-kernel@...r.kernel.org, usama.anjum@...labora.com, seanjc@...gle.com, 
	kernel-team@...roid.com, Edward Liaw <edliaw@...gle.com>, linux-mm@...ck.org, 
	iommu@...ts.linux.dev, kvm@...r.kernel.org, netdev@...r.kernel.org, 
	linux-fsdevel@...r.kernel.org, linux-riscv@...ts.infradead.org, 
	linux-sgx@...r.kernel.org
Subject: [PATCH v6 11/13] selftests/ring-buffer: Drop redundant -D_GNU_SOURCE
 CFLAGS in Makefile

-D_GNU_SOURCE= will be provided by lib.mk CFLAGS, so -D_GNU_SOURCE
should be dropped to prevent redefinition warnings.

Signed-off-by: Edward Liaw <edliaw@...gle.com>
---
 tools/testing/selftests/ring-buffer/Makefile | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tools/testing/selftests/ring-buffer/Makefile b/tools/testing/selftests/ring-buffer/Makefile
index 627c5fa6d1ab..23605782639e 100644
--- a/tools/testing/selftests/ring-buffer/Makefile
+++ b/tools/testing/selftests/ring-buffer/Makefile
@@ -1,7 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 CFLAGS += -Wl,-no-as-needed -Wall
 CFLAGS += $(KHDR_INCLUDES)
-CFLAGS += -D_GNU_SOURCE
 
 TEST_GEN_PROGS = map_test
 
-- 
2.45.2.741.gdbec12cfda-goog