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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-05-19 19:00:27 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-05-20 11:43:57 -0300
commitcaa36ed7ba82caa9f685dd04aa10d0bf87ea8b6a (patch)
tree50326bd59eb3acaee681786acb3b8e5095e353fb /tools
parent7e4c1498130d7b6c26e6669839af4c7e321c9fec (diff)
downloadlinux-caa36ed7ba82caa9f685dd04aa10d0bf87ea8b6a.tar.bz2
perf trace: Only auto set call-graph to "dwarf" when syscalls are being traced
When --min-stack or --max-stack is passwd but --no-syscalls is also in effect, there is no point in automatically setting '--call-graph dwarf'. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Milian Wolff <milian.wolff@kdab.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-pq922i7h9wef0pho1dqpttvn@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-trace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 7401de71d097..487c10401d46 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2910,7 +2910,7 @@ int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused)
}
#ifdef HAVE_DWARF_UNWIND_SUPPORT
- if ((trace.min_stack || max_stack_user_set) && !callchain_param.enabled)
+ if ((trace.min_stack || max_stack_user_set) && !callchain_param.enabled && trace.trace_syscalls)
record_opts__parse_callchain(&trace.opts, &callchain_param, "dwarf", false);
#endif