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author | Jiri Olsa <jolsa@redhat.com> | 2014-02-19 16:52:57 +0100 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-02-24 13:29:36 +0100 |
commit | 5ea8415407a76c4a85ac971ec82d110161cd77f1 (patch) | |
tree | b9fc3f0b4c9b37d8a35407d953a06910b1c79d56 /tools/perf/config | |
parent | perf tools: Add feature check for libdw dwarf unwind (diff) | |
download | linux-5ea8415407a76c4a85ac971ec82d110161cd77f1.tar.xz linux-5ea8415407a76c4a85ac971ec82d110161cd77f1.zip |
perf tools: Add libdw DWARF post unwind support
Adding libdw DWARF post unwind support, which is part of
elfutils-devel/libdw-dev package from version 0.158.
The new code is contained in unwin-libdw.c object, and implements
unwind__get_entries unwind interface function.
New Makefile variable NO_LIBDW_DWARF_UNWIND was added to control its
compilation, and is marked as disabled now. It's factored with the rest
of the Makefile unwind build code in the next patch.
Arch specific code was added for x86.
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
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: 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/1392825179-5228-5-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/config')
-rw-r--r-- | tools/perf/config/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 074fa618cc7b..c040d8618793 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -261,6 +261,7 @@ ifdef NO_LIBELF NO_DWARF := 1 NO_DEMANGLE := 1 NO_LIBUNWIND := 1 + NO_LIBDW_DWARF_UNWIND := 1 else ifeq ($(feature-libelf), 0) ifeq ($(feature-glibc), 1) |