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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org Use the more common "#define _GNU_SOURCE" instead of defining it to 1. This will prevent redefinition warnings when -D_GNU_SOURCE= is set. Signed-off-by: Edward Liaw --- tools/testing/selftests/mm/thuge-gen.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c index d50dc71cac32..e4370b79b62f 100644 --- a/tools/testing/selftests/mm/thuge-gen.c +++ b/tools/testing/selftests/mm/thuge-gen.c @@ -13,7 +13,7 @@ sudo ipcs | awk '$1 == "0x00000000" {print $2}' | xargs -n1 sudo ipcrm -m (warning this will remove all if someone else uses them) */ -#define _GNU_SOURCE 1 +#define _GNU_SOURCE #include #include #include From patchwork Mon Jun 24 23:26:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710248 Received: from mail-pl1-f201.google.com (mail-pl1-f201.google.com [209.85.214.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 09BB81A2C20 for ; 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Mon, 24 Jun 2024 16:29:06 -0700 (PDT) Date: Mon, 24 Jun 2024 23:26:11 +0000 In-Reply-To: <20240624232718.1154427-1-edliaw@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240624232718.1154427-1-edliaw@google.com> X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240624232718.1154427-3-edliaw@google.com> Subject: [PATCH v6 02/13] selftests: Add -D_GNU_SOURCE= to CFLAGS in lib.mk From: Edward Liaw To: linux-kselftest@vger.kernel.org, Eric Biederman , Kees Cook , Shuah Khan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , " =?utf-8?q?Andr=C3=A9_Almeida?= " , Jason Gunthorpe , Kevin Tian , Paolo Bonzini , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org, John Hubbard Centralizes the _GNU_SOURCE definition to CFLAGS in lib.mk. This uses the form "-D_GNU_SOURCE=", which is equivalent to "#define _GNU_SOURCE". Otherwise using "-D_GNU_SOURCE" is equivalent to "-D_GNU_SOURCE=1" and "#define _GNU_SOURCE 1", which is less commonly seen in source code and would require many changes in selftests to avoid redefinition warnings. Suggested-by: John Hubbard Signed-off-by: Edward Liaw --- tools/testing/selftests/lib.mk | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk index 7b299ed5ff45..d6edcfcb5be8 100644 --- a/tools/testing/selftests/lib.mk +++ b/tools/testing/selftests/lib.mk @@ -196,6 +196,9 @@ endef clean: $(if $(TEST_GEN_MODS_DIR),clean_mods_dir) $(CLEAN) +# Build with _GNU_SOURCE by default +CFLAGS += -D_GNU_SOURCE= + # Enables to extend CFLAGS and LDFLAGS from command line, e.g. # make USERCFLAGS=-Werror USERLDFLAGS=-static CFLAGS += $(USERCFLAGS) From patchwork Mon Jun 24 23:26:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710249 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 041E11A2C2C for ; 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Mon, 24 Jun 2024 16:29:12 -0700 (PDT) Date: Mon, 24 Jun 2024 23:26:12 +0000 In-Reply-To: <20240624232718.1154427-1-edliaw@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240624232718.1154427-1-edliaw@google.com> X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240624232718.1154427-4-edliaw@google.com> Subject: [PATCH v6 03/13] selftests/net: Append to lib.mk CFLAGS in Makefile From: Edward Liaw To: linux-kselftest@vger.kernel.org, Eric Biederman , Kees Cook , Shuah Khan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , " =?utf-8?q?Andr=C3=A9_Almeida?= " , Jason Gunthorpe , Kevin Tian , Paolo Bonzini , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org Instead of overwriting the CFLAGS imported from lib.mk, append instead instead. Also drop -D_GNU_SOURCE from CFLAGS to prevent redefinition warning. Signed-off-by: Edward Liaw --- tools/testing/selftests/net/Makefile | 2 +- tools/testing/selftests/net/tcp_ao/Makefile | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile index bc3925200637..8eaffd7a641c 100644 --- a/tools/testing/selftests/net/Makefile +++ b/tools/testing/selftests/net/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 # Makefile for net selftests -CFLAGS = -Wall -Wl,--no-as-needed -O2 -g +CFLAGS += -Wall -Wl,--no-as-needed -O2 -g CFLAGS += -I../../../../usr/include/ $(KHDR_INCLUDES) # Additional include paths needed by kselftest.h CFLAGS += -I../ diff --git a/tools/testing/selftests/net/tcp_ao/Makefile b/tools/testing/selftests/net/tcp_ao/Makefile index 522d991e310e..bd88b90b902b 100644 --- a/tools/testing/selftests/net/tcp_ao/Makefile +++ b/tools/testing/selftests/net/tcp_ao/Makefile @@ -26,7 +26,7 @@ LIB := $(LIBDIR)/libaotst.a LDLIBS += $(LIB) -pthread LIBDEPS := lib/aolib.h Makefile -CFLAGS := -Wall -O2 -g -D_GNU_SOURCE -fno-strict-aliasing +CFLAGS += -Wall -O2 -g -fno-strict-aliasing CFLAGS += $(KHDR_INCLUDES) CFLAGS += -iquote ./lib/ -I ../../../../include/ From patchwork Mon Jun 24 23:26:13 2024 Content-Type: text/plain; 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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/exec/Makefile | 1 - 1 file changed, 1 deletion(-) diff --git a/tools/testing/selftests/exec/Makefile b/tools/testing/selftests/exec/Makefile index ab67d58cfab7..ba012bc5aab9 100644 --- a/tools/testing/selftests/exec/Makefile +++ b/tools/testing/selftests/exec/Makefile @@ -1,7 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS = -Wall CFLAGS += -Wno-nonnull -CFLAGS += -D_GNU_SOURCE ALIGNS := 0x1000 0x200000 0x1000000 ALIGN_PIES := $(patsubst %,load_address.%,$(ALIGNS)) From patchwork Mon Jun 24 23:26:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710251 Received: from mail-pf1-f202.google.com (mail-pf1-f202.google.com [209.85.210.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 915AA1A2FA5 for ; Mon, 24 Jun 2024 23:29:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Mon, 24 Jun 2024 16:29:23 -0700 (PDT) Date: Mon, 24 Jun 2024 23:26:14 +0000 In-Reply-To: <20240624232718.1154427-1-edliaw@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240624232718.1154427-1-edliaw@google.com> X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240624232718.1154427-6-edliaw@google.com> Subject: [PATCH v6 05/13] selftests/futex: Drop redundant -D_GNU_SOURCE CFLAGS in Makefile From: Edward Liaw To: linux-kselftest@vger.kernel.org, Eric Biederman , Kees Cook , Shuah Khan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , " =?utf-8?q?Andr=C3=A9_Almeida?= " , Jason Gunthorpe , Kevin Tian , Paolo Bonzini , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/futex/functional/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile index 994fa3468f17..f79f9bac7918 100644 --- a/tools/testing/selftests/futex/functional/Makefile +++ b/tools/testing/selftests/futex/functional/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 INCLUDES := -I../include -I../../ $(KHDR_INCLUDES) -CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE= -pthread $(INCLUDES) $(KHDR_INCLUDES) +CFLAGS := $(CFLAGS) -g -O2 -Wall -pthread $(INCLUDES) $(KHDR_INCLUDES) LDLIBS := -lpthread -lrt LOCAL_HDRS := \ From patchwork Mon Jun 24 23:26:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710252 Received: from mail-pf1-f202.google.com (mail-pf1-f202.google.com [209.85.210.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 84CA31AC790 for ; 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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/intel_pstate/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/intel_pstate/Makefile b/tools/testing/selftests/intel_pstate/Makefile index 05d66ef50c97..f45372cb00fe 100644 --- a/tools/testing/selftests/intel_pstate/Makefile +++ b/tools/testing/selftests/intel_pstate/Makefile @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 -CFLAGS := $(CFLAGS) -Wall -D_GNU_SOURCE +CFLAGS := $(CFLAGS) -Wall LDLIBS += -lm ARCH ?= $(shell uname -m 2>/dev/null || echo not) From patchwork Mon Jun 24 23:26:16 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710253 Received: from mail-pg1-f201.google.com (mail-pg1-f201.google.com [209.85.215.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D21581A2FCF for ; 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Mon, 24 Jun 2024 16:29:35 -0700 (PDT) Date: Mon, 24 Jun 2024 23:26:16 +0000 In-Reply-To: <20240624232718.1154427-1-edliaw@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240624232718.1154427-1-edliaw@google.com> X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240624232718.1154427-8-edliaw@google.com> Subject: [PATCH v6 07/13] selftests/iommu: Drop redundant -D_GNU_SOURCE CFLAGS in Makefile From: Edward Liaw To: linux-kselftest@vger.kernel.org, Eric Biederman , Kees Cook , Shuah Khan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , " =?utf-8?q?Andr=C3=A9_Almeida?= " , Jason Gunthorpe , Kevin Tian , Paolo Bonzini , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/iommu/Makefile | 2 -- 1 file changed, 2 deletions(-) diff --git a/tools/testing/selftests/iommu/Makefile b/tools/testing/selftests/iommu/Makefile index 32c5fdfd0eef..fd6477911f24 100644 --- a/tools/testing/selftests/iommu/Makefile +++ b/tools/testing/selftests/iommu/Makefile @@ -2,8 +2,6 @@ CFLAGS += -Wall -O2 -Wno-unused-function CFLAGS += $(KHDR_INCLUDES) -CFLAGS += -D_GNU_SOURCE - TEST_GEN_PROGS := TEST_GEN_PROGS += iommufd TEST_GEN_PROGS += iommufd_fail_nth From patchwork Mon Jun 24 23:26:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710254 Received: from mail-pf1-f202.google.com (mail-pf1-f202.google.com [209.85.210.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B59A21A2FDB for ; Mon, 24 Jun 2024 23:29:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Mon, 24 Jun 2024 16:29:40 -0700 (PDT) Date: Mon, 24 Jun 2024 23:26:17 +0000 In-Reply-To: <20240624232718.1154427-1-edliaw@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240624232718.1154427-1-edliaw@google.com> X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240624232718.1154427-9-edliaw@google.com> Subject: [PATCH v6 08/13] selftests/kvm: Drop redundant -D_GNU_SOURCE CFLAGS in Makefile From: Edward Liaw To: linux-kselftest@vger.kernel.org, Eric Biederman , Kees Cook , Shuah Khan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , " =?utf-8?q?Andr=C3=A9_Almeida?= " , Jason Gunthorpe , Kevin Tian , Paolo Bonzini , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/kvm/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile index ac280dcba996..4ee37abf70ff 100644 --- a/tools/testing/selftests/kvm/Makefile +++ b/tools/testing/selftests/kvm/Makefile @@ -231,7 +231,7 @@ LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/$(ARCH)/include endif CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \ -Wno-gnu-variable-sized-type-not-at-end -MD -MP -DCONFIG_64BIT \ - -D_GNU_SOURCE -fno-builtin-memcmp -fno-builtin-memcpy \ + -fno-builtin-memcmp -fno-builtin-memcpy \ -fno-builtin-memset -fno-builtin-strnlen \ -fno-stack-protector -fno-PIE -I$(LINUX_TOOL_INCLUDE) \ -I$(LINUX_TOOL_ARCH_INCLUDE) -I$(LINUX_HDR_PATH) -Iinclude \ From patchwork Mon Jun 24 23:26:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710255 Received: from mail-pg1-f201.google.com (mail-pg1-f201.google.com [209.85.215.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 85D301B47B8 for ; 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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/proc/Makefile | 1 - 1 file changed, 1 deletion(-) diff --git a/tools/testing/selftests/proc/Makefile b/tools/testing/selftests/proc/Makefile index 6066f607f758..ee424a9f075f 100644 --- a/tools/testing/selftests/proc/Makefile +++ b/tools/testing/selftests/proc/Makefile @@ -1,6 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only CFLAGS += -Wall -O2 -Wno-unused-function -CFLAGS += -D_GNU_SOURCE LDFLAGS += -pthread TEST_GEN_PROGS := From patchwork Mon Jun 24 23:26:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710256 Received: from mail-pg1-f201.google.com (mail-pg1-f201.google.com [209.85.215.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BC5E31B9AD5 for ; Mon, 24 Jun 2024 23:29:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Mon, 24 Jun 2024 16:29:51 -0700 (PDT) Date: Mon, 24 Jun 2024 23:26:19 +0000 In-Reply-To: <20240624232718.1154427-1-edliaw@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240624232718.1154427-1-edliaw@google.com> X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240624232718.1154427-11-edliaw@google.com> Subject: [PATCH v6 10/13] selftests/resctrl: Drop redundant -D_GNU_SOURCE CFLAGS in Makefile From: Edward Liaw To: linux-kselftest@vger.kernel.org, Eric Biederman , Kees Cook , Shuah Khan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , " =?utf-8?q?Andr=C3=A9_Almeida?= " , Jason Gunthorpe , Kevin Tian , Paolo Bonzini , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/resctrl/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/resctrl/Makefile b/tools/testing/selftests/resctrl/Makefile index 021863f86053..f408bd6bfc3d 100644 --- a/tools/testing/selftests/resctrl/Makefile +++ b/tools/testing/selftests/resctrl/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 -CFLAGS = -g -Wall -O2 -D_FORTIFY_SOURCE=2 -D_GNU_SOURCE +CFLAGS = -g -Wall -O2 -D_FORTIFY_SOURCE=2 CFLAGS += $(KHDR_INCLUDES) TEST_GEN_PROGS := resctrl_tests From patchwork Mon Jun 24 23:26:20 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710257 Received: from mail-pg1-f201.google.com (mail-pg1-f201.google.com [209.85.215.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B447A1A38DE for ; 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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- 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 From patchwork Mon Jun 24 23:26:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Edward Liaw X-Patchwork-Id: 13710258 Received: from mail-pg1-f201.google.com (mail-pg1-f201.google.com [209.85.215.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5CAD11A2C01 for ; Mon, 24 Jun 2024 23:30:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Mon, 24 Jun 2024 16:30:02 -0700 (PDT) Date: Mon, 24 Jun 2024 23:26:21 +0000 In-Reply-To: <20240624232718.1154427-1-edliaw@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240624232718.1154427-1-edliaw@google.com> X-Mailer: git-send-email 2.45.2.741.gdbec12cfda-goog Message-ID: <20240624232718.1154427-13-edliaw@google.com> Subject: [PATCH v6 12/13] selftests/riscv: Drop redundant -D_GNU_SOURCE CFLAGS in Makefile From: Edward Liaw To: linux-kselftest@vger.kernel.org, Eric Biederman , Kees Cook , Shuah Khan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , " =?utf-8?q?Andr=C3=A9_Almeida?= " , Jason Gunthorpe , Kevin Tian , Paolo Bonzini , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org -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 --- tools/testing/selftests/riscv/mm/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/riscv/mm/Makefile b/tools/testing/selftests/riscv/mm/Makefile index c333263f2b27..4664ed79e20b 100644 --- a/tools/testing/selftests/riscv/mm/Makefile +++ b/tools/testing/selftests/riscv/mm/Makefile @@ -3,7 +3,7 @@ # Originally tools/testing/arm64/abi/Makefile # Additional include paths needed by kselftest.h and local headers -CFLAGS += -D_GNU_SOURCE -std=gnu99 -I. +CFLAGS += -std=gnu99 -I. 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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Fenghua Yu , Reinette Chatre , Paul Walmsley , Palmer Dabbelt , Albert Ou , Jarkko Sakkinen , Dave Hansen Cc: linux-kernel@vger.kernel.org, usama.anjum@collabora.com, seanjc@google.com, kernel-team@android.com, Edward Liaw , linux-mm@kvack.org, iommu@lists.linux.dev, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sgx@vger.kernel.org lib.mk CFLAGS provides -D_GNU_SOURCE= which is needed to compile the host files. Signed-off-by: Edward Liaw --- tools/testing/selftests/sgx/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/sgx/Makefile b/tools/testing/selftests/sgx/Makefile index 867f88ce2570..03b5e13b872b 100644 --- a/tools/testing/selftests/sgx/Makefile +++ b/tools/testing/selftests/sgx/Makefile @@ -12,7 +12,7 @@ OBJCOPY := $(CROSS_COMPILE)objcopy endif INCLUDES := -I$(top_srcdir)/tools/include -HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) -fPIC +HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) -fPIC $(CFLAGS) HOST_LDFLAGS := -z noexecstack -lcrypto ENCL_CFLAGS += -Wall -Werror -static-pie -nostdlib -ffreestanding -fPIE \ -fno-stack-protector -mrdrnd $(INCLUDES)