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authorJiri Olsa <jolsa@redhat.com>2014-04-20 10:50:00 +0200
committerJiri Olsa <jolsa@redhat.com>2014-04-23 13:19:18 +0200
commit4dc549e58b6ebf63554cd466d5ceb0e9c70ab859 (patch)
tree58edf73e71f3b36a94d826e7d484b0880e777d9e /tools/perf
parent763d7f5f2718f085bab5a9e63308349728f3ad12 (diff)
perf tools: Disable libdw unwind for all but x86 arch
So far there's only x86 libdw unwind support merged in perf. Disable it on all other architectures in case libdw unwind support is detected in system. Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jean Pihet <jean.pihet@linaro.org> Cc: Josh Boyer <jwboyer@fedoraproject.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1397988006-14158-1-git-send-email-jolsa@redhat.com Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/config/Makefile8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index ee21fa95ebc..a71fb395e38 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -34,6 +34,14 @@ ifeq ($(ARCH),arm)
LIBUNWIND_LIBS = -lunwind -lunwind-arm
endif
+# So far there's only x86 libdw unwind support merged in perf.
+# Disable it on all other architectures in case libdw unwind
+# support is detected in system. Add supported architectures
+# to the check.
+ifneq ($(ARCH),x86)
+ NO_LIBDW_DWARF_UNWIND := 1
+endif
+
ifeq ($(LIBUNWIND_LIBS),)
NO_LIBUNWIND := 1
else