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| author | Adrian Hunter <adrian.hunter@intel.com> | 2020-04-01 13:16:05 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-04-16 12:19:15 -0300 |
| commit | 1c5c25b3fdbd7035f6d53a1a99b5afd577ce13e1 (patch) | |
| tree | 08c43011355bb991b3e93da56ec8b3ba9a7655a9 /tools/perf/builtin-report.c | |
| parent | 5c7bec0c9c543733fa96fe500e4c245be6f9fd30 (diff) | |
| download | lwn-1c5c25b3fdbd7035f6d53a1a99b5afd577ce13e1.tar.gz lwn-1c5c25b3fdbd7035f6d53a1a99b5afd577ce13e1.zip | |
perf auxtrace: Add an option to synthesize callchains for regular events
Currently, callchains can be synthesized only for synthesized events. Add
an itrace option to synthesize callchains for regular events.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lore.kernel.org/lkml/20200401101613.6201-9-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-report.c')
| -rw-r--r-- | tools/perf/builtin-report.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 26d8fc27e427..c0cebd53ecf9 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -339,6 +339,7 @@ static int report__setup_sample_type(struct report *rep) bool is_pipe = perf_data__is_pipe(session->data); if (session->itrace_synth_opts->callchain || + session->itrace_synth_opts->add_callchain || (!is_pipe && perf_header__has_feat(&session->header, HEADER_AUXTRACE) && !session->itrace_synth_opts->set)) @@ -1332,7 +1333,7 @@ int cmd_report(int argc, const char **argv) if (symbol_conf.cumulate_callchain && !callchain_param.order_set) callchain_param.order = ORDER_CALLER; - if (itrace_synth_opts.callchain && + if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) && (int)itrace_synth_opts.callchain_sz > report.max_stack) report.max_stack = itrace_synth_opts.callchain_sz; |