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author | Jiri Olsa <jolsa@redhat.com> | 2014-04-20 10:50:00 +0200 |
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committer | Jiri Olsa <jolsa@redhat.com> | 2014-04-23 13:19:18 +0200 |
commit | 4dc549e58b6ebf63554cd466d5ceb0e9c70ab859 (patch) | |
tree | 58edf73e71f3b36a94d826e7d484b0880e777d9e /tools/perf/config | |
parent | 763d7f5f2718f085bab5a9e63308349728f3ad12 (diff) | |
download | blackbird-op-linux-4dc549e58b6ebf63554cd466d5ceb0e9c70ab859.tar.gz blackbird-op-linux-4dc549e58b6ebf63554cd466d5ceb0e9c70ab859.zip |
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/config')
-rw-r--r-- | tools/perf/config/Makefile | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index ee21fa95ebcf..a71fb395e38f 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 |