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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-05 08:04:07 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-05 08:04:07 +0200 |
commit | fbc1ec2efe665c07c8c71f9f19edb018f7984107 (patch) | |
tree | e7df9dac12c640a83ce8859300e061f1f8913ecd /tools/perf/builtin-script.c | |
parent | 02baff325462cc7e81241b21959c5e62e7ca575e (diff) | |
parent | c6935931c1894ff857616ff8549b61236a19148f (diff) | |
download | lwn-fbc1ec2efe665c07c8c71f9f19edb018f7984107.tar.gz lwn-fbc1ec2efe665c07c8c71f9f19edb018f7984107.zip |
Merge 4.8-rc5 into char-misc-next
We want the fixes in here for merging and testing.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/builtin-script.c')
-rw-r--r-- | tools/perf/builtin-script.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 9c640a8081c7..c859e59dfe3e 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -371,14 +371,16 @@ static int perf_session__check_output_opt(struct perf_session *session) if (!no_callchain) { bool use_callchain = false; + bool not_pipe = false; evlist__for_each_entry(session->evlist, evsel) { + not_pipe = true; if (evsel->attr.sample_type & PERF_SAMPLE_CALLCHAIN) { use_callchain = true; break; } } - if (!use_callchain) + if (not_pipe && !use_callchain) symbol_conf.use_callchain = false; } @@ -1690,8 +1692,13 @@ static int list_available_scripts(const struct option *opt __maybe_unused, snprintf(scripts_path, MAXPATHLEN, "%s/scripts", get_argv_exec_path()); scripts_dir = opendir(scripts_path); - if (!scripts_dir) - return -1; + if (!scripts_dir) { + fprintf(stdout, + "open(%s) failed.\n" + "Check \"PERF_EXEC_PATH\" env to set scripts dir.\n", + scripts_path); + exit(-1); + } for_each_lang(scripts_path, scripts_dir, lang_dirent) { snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |