From: tip-bot for Frederic Weisbecker <fweisbec@gmail.com>
To: linux-tip-commits@vger.kernel.org
Cc: acme@redhat.com, linux-kernel@vger.kernel.org,
eranian@google.com, hpa@zytor.com, mingo@redhat.com,
a.p.zijlstra@chello.nl, fweisbec@gmail.com, tglx@linutronix.de,
mingo@elte.hu
Subject: [tip:perf/core] perf tools: Build with frame pointer
Date: Fri, 7 Jan 2011 15:31:13 GMT [thread overview]
Message-ID: <tip-6b01f2c4f6188da50d8fe094e369a9c0390424ab@git.kernel.org> (raw)
In-Reply-To: <1294325513-14276-3-git-send-email-fweisbec@gmail.com>
Commit-ID: 6b01f2c4f6188da50d8fe094e369a9c0390424ab
Gitweb: http://git.kernel.org/tip/6b01f2c4f6188da50d8fe094e369a9c0390424ab
Author: Frederic Weisbecker <fweisbec@gmail.com>
AuthorDate: Thu, 6 Jan 2011 15:51:53 +0100
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 6 Jan 2011 18:04:54 -0200
perf tools: Build with frame pointer
It seems that some gcc versions build by default with frame pointers
and some others omit them.
Just build the tools with frame pointers as the callchains can be an
important part of the perf workflow.
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <1294325513-14276-3-git-send-email-fweisbec@gmail.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/Makefile | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 1b9b13e..2b5387d 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -227,7 +227,7 @@ ifndef PERF_DEBUG
CFLAGS_OPTIMIZE = -O6
endif
-CFLAGS = -ggdb3 -Wall -Wextra -std=gnu99 -Werror $(CFLAGS_OPTIMIZE) -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
+CFLAGS = -fno-omit-frame-pointer -ggdb3 -Wall -Wextra -std=gnu99 -Werror $(CFLAGS_OPTIMIZE) -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
EXTLIBS = -lpthread -lrt -lelf -lm
ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
ALL_LDFLAGS = $(LDFLAGS)
next prev parent reply other threads:[~2011-01-07 15:31 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-06 14:51 [RFC GIT PULL] perf updates Frederic Weisbecker
2011-01-06 14:51 ` [PATCH 2/2] perf: Build tools with frame pointer Frederic Weisbecker
2011-01-07 15:31 ` tip-bot for Frederic Weisbecker [this message]
[not found] ` <1294325513-14276-2-git-send-email-fweisbec@gmail.com>
2011-01-06 15:18 ` [RFC PATCH 1/2] x86: Fix rbp saving in pt_regs on irq entry Jan Beulich
2011-01-06 15:45 ` Frederic Weisbecker
2011-01-06 16:10 ` Jan Beulich
2011-01-06 16:22 ` Frederic Weisbecker
2011-01-06 16:39 ` Jan Beulich
2011-01-06 16:54 ` Frederic Weisbecker
2011-01-06 16:58 ` Jan Beulich
2011-01-06 17:12 ` Frederic Weisbecker
2011-01-06 17:24 ` Frederic Weisbecker
2011-01-07 7:45 ` Jan Beulich
2011-01-07 12:31 ` Ingo Molnar
2011-01-07 16:05 ` Frederic Weisbecker
2011-01-07 16:13 ` Jan Beulich
2011-01-07 16:27 ` Frederic Weisbecker
2011-01-07 16:58 ` Ingo Molnar
2011-01-07 17:17 ` Frederic Weisbecker
2011-01-07 16:33 ` Frederic Weisbecker
2011-01-07 14:26 ` Frederic Weisbecker
2011-01-07 12:23 ` [RFC GIT PULL] perf updates Ingo Molnar
2011-01-07 15:24 ` Frederic Weisbecker
2011-01-07 15:37 ` Ingo Molnar
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