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perf tools: Disable libdw unwind for all but x86 arch

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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>
This commit is contained in:
Jiri Olsa 2014-04-20 10:50:00 +02:00
parent 763d7f5f27
commit 4dc549e58b
1 changed files with 8 additions and 0 deletions
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8
tools/perf/config/Makefile
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@ -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