Commit-ID: d435fb5ef74c31909ca58f93aa87ad09b17bbe9a
Gitweb: http://git.kernel.org/tip/d435fb5ef74c31909ca58f93aa87ad09b17bbe9a
Author: Josh Poimboeuf <jpoim...@redhat.com>
AuthorDate: Wed, 9 Mar 2016 00:06:53 -0600
Committer: Ingo Molnar <mi...@kernel.org>
CommitDate: Wed, 9 Mar 2016 10:48:08 +0100
objtool: Compile with debugging symbols
Compile objtool with debugging symbols ('-g') to help tools like perf
and gdb understand what it's doing. Combined with '-O2', it's not
always helpful, but it's better than nothing.
Reported-by: Ingo Molnar <mi...@kernel.org>
Signed-off-by: Josh Poimboeuf <jpoim...@redhat.com>
Cc: Andrew Morton <a...@linux-foundation.org>
Cc: Andy Lutomirski <l...@kernel.org>
Cc: Arnaldo Carvalho de Melo <a...@infradead.org>
Cc: Arnaldo Carvalho de Melo <a...@kernel.org>
Cc: Bernd Petrovitsch <be...@petrovitsch.priv.at>
Cc: Borislav Petkov <b...@alien8.de>
Cc: Chris J Arges <chris.j.ar...@canonical.com>
Cc: Jiri Slaby <jsl...@suse.cz>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Michal Marek <mma...@suse.cz>
Cc: Namhyung Kim <namhy...@gmail.com>
Cc: Pedro Alves <pal...@redhat.com>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: live-patch...@vger.kernel.org
Link:
http://lkml.kernel.org/r/c295e9ee9ed360dc8b2e1d180c859f11cfc151ef.1457502970.git.jpoim...@redhat.com
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
tools/objtool/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
index e4a6bd5..6765c7e 100644
--- a/tools/objtool/Makefile
+++ b/tools/objtool/Makefile
@@ -27,7 +27,7 @@ OBJTOOL_IN := $(OBJTOOL)-in.o
all: $(OBJTOOL)
INCLUDES := -I$(srctree)/tools/include
-CFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2
$(INCLUDES)
+CFLAGS += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2 -g
$(INCLUDES)
LDFLAGS += -lelf $(LIBSUBCMD)
AWK = awk
