One cause of decoding errors is un-synchronized side-band data. Timestamps
are needed to debug such cases. TSC packet timestamps are logged. Log also
MTC and CYC timestamps.
Signed-off-by: Adrian Hunter <adrian.hun...@intel.com>
---
tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index 58f6a9ceb590..4503f3ca45ab 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -1474,6 +1474,8 @@ static void intel_pt_calc_mtc_timestamp(struct
intel_pt_decoder *decoder)
decoder->have_calc_cyc_to_tsc = false;
intel_pt_calc_cyc_to_tsc(decoder, true);
}
+
+ intel_pt_log_to("Setting timestamp", decoder->timestamp);
}
static void intel_pt_calc_cbr(struct intel_pt_decoder *decoder)
@@ -1514,6 +1516,8 @@ static void intel_pt_calc_cyc_timestamp(struct
intel_pt_decoder *decoder)
decoder->timestamp = timestamp;
decoder->timestamp_insn_cnt = 0;
+
+ intel_pt_log_to("Setting timestamp", decoder->timestamp);
}
/* Walk PSB+ packets when already in sync. */
--
2.17.1
