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Diffstat (limited to 'tools/perf/util/intel-pt.c')
| -rw-r--r-- | tools/perf/util/intel-pt.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index 6d3921627e332..b8b29756fbf13 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -4379,6 +4379,12 @@ int intel_pt_process_auxtrace_info(union perf_event *event, intel_pt_setup_pebs_events(pt); + if (perf_data__is_pipe(session->data)) { + pr_warning("WARNING: Intel PT with pipe mode is not recommended.\n" + " The output cannot relied upon. In particular,\n" + " timestamps and the order of events may be incorrect.\n"); + } + if (pt->sampling_mode || list_empty(&session->auxtrace_index)) err = auxtrace_queue_data(session, true, true); else |