From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754413Ab3LCNP4 (ORCPT ); Tue, 3 Dec 2013 08:15:56 -0500 Received: from mx1.redhat.com ([209.132.183.28]:64770 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753476Ab3LCNKX (ORCPT ); Tue, 3 Dec 2013 08:10:23 -0500 From: Jiri Olsa To: linux-kernel@vger.kernel.org Cc: Jiri Olsa , Corey Ashford , Frederic Weisbecker , Ingo Molnar , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Arnaldo Carvalho de Melo , Steven Rostedt , David Ahern Subject: [PATCH 01/28] perf tools: Remove stackprotector feature check Date: Tue, 3 Dec 2013 14:09:15 +0100 Message-Id: <1386076182-14484-2-git-send-email-jolsa@redhat.com> In-Reply-To: <1386076182-14484-1-git-send-email-jolsa@redhat.com> References: <1386076182-14484-1-git-send-email-jolsa@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We use -fstack-protector-all option to enable stack protecting for all available functions. There's no reason for enabling -Wstack-protector to get warning for unprotected functions. Removing stackprotector feature check which was used to enable the -Wstack-protector option. Signed-off-by: Jiri Olsa Cc: Corey Ashford Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Arnaldo Carvalho de Melo Cc: Steven Rostedt Cc: David Ahern --- tools/perf/config/Makefile | 5 ----- tools/perf/config/feature-checks/Makefile | 6 +----- tools/perf/config/feature-checks/test-stackprotector.c | 6 ------ 3 files changed, 1 insertion(+), 16 deletions(-) delete mode 100644 tools/perf/config/feature-checks/test-stackprotector.c diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 36e66ac..0761d57 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -141,7 +141,6 @@ CORE_FEATURE_TESTS = \ libslang \ libunwind \ on-exit \ - stackprotector \ stackprotector-all \ timerfd @@ -209,10 +208,6 @@ ifeq ($(feature-stackprotector-all), 1) CFLAGS += -fstack-protector-all endif -ifeq ($(feature-stackprotector), 1) - CFLAGS += -Wstack-protector -endif - ifeq ($(DEBUG),0) ifeq ($(feature-fortify-source), 1) CFLAGS += -D_FORTIFY_SOURCE=2 diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile index 87e7900..b8bb749 100644 --- a/tools/perf/config/feature-checks/Makefile +++ b/tools/perf/config/feature-checks/Makefile @@ -26,7 +26,6 @@ FILES= \ test-libunwind-debug-frame \ test-on-exit \ test-stackprotector-all \ - test-stackprotector \ test-timerfd CC := $(CC) -MD @@ -38,7 +37,7 @@ BUILD = $(CC) $(CFLAGS) $(LDFLAGS) -o $(OUTPUT)$@ $@.c ############################### test-all: - $(BUILD) -Werror -fstack-protector -fstack-protector-all -O2 -Werror -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma $(LIBUNWIND_LIBS) -lelf -laudit -I/usr/include/slang -lslang $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null) $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl + $(BUILD) -Werror -fstack-protector-all -O2 -Werror -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma $(LIBUNWIND_LIBS) -lelf -laudit -I/usr/include/slang -lslang $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null) $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl test-hello: $(BUILD) @@ -46,9 +45,6 @@ test-hello: test-stackprotector-all: $(BUILD) -Werror -fstack-protector-all -test-stackprotector: - $(BUILD) -Werror -fstack-protector -Wstack-protector - test-fortify-source: $(BUILD) -O2 -Werror -D_FORTIFY_SOURCE=2 diff --git a/tools/perf/config/feature-checks/test-stackprotector.c b/tools/perf/config/feature-checks/test-stackprotector.c deleted file mode 100644 index c9f398d..0000000 --- a/tools/perf/config/feature-checks/test-stackprotector.c +++ /dev/null @@ -1,6 +0,0 @@ -#include - -int main(void) -{ - return puts("hi"); -} -- 1.8.3.1