diff options
| -rw-r--r-- | tools/perf/builtin-report.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 6593779224d5..7d4f0a5de326 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -1300,7 +1300,9 @@ repeat: if (perf_time__parse_str(report.ptime_range, report.time_str) != 0) { if (session->evlist->first_sample_time == 0 && session->evlist->last_sample_time == 0) { - pr_err("No first/last sample time in perf data\n"); + pr_err("HINT: no first/last sample time found in perf data.\n" + "Please use latest perf binary to execute 'perf record'\n" + "(if '--buildid-all' is enabled, please set '--timestamp-boundary').\n"); return -EINVAL; } |