diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2021-10-27 11:03:34 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-10-27 16:21:01 -0300 |
| commit | 624ff63abfd368fef5fa18ce34e025bc4e37dee5 (patch) | |
| tree | 2620521bce727af86ec70bf6cc6f9044a624af2c /tools/perf/Documentation | |
| parent | 4b2b2c6a7d244464b6142cdbfef441de1499e7ff (diff) | |
perf intel-pt: Support itrace d+o option to direct debug log to stdout
It can be useful to see debug output in between normal output.
Add support for AUXTRACE_LOG_FLG_USE_STDOUT to Intel PT.
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20211027080334.365596-7-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-intel-pt.txt | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-intel-pt.txt b/tools/perf/Documentation/perf-intel-pt.txt index c792fa7b59d3..cbb920f5d056 100644 --- a/tools/perf/Documentation/perf-intel-pt.txt +++ b/tools/perf/Documentation/perf-intel-pt.txt @@ -953,6 +953,7 @@ by flags which affect what debug messages will or will not be logged. Each flag must be preceded by either '+' or '-'. The flags support by Intel PT are: -a Suppress logging of perf events +a Log all perf events + +o Output to stdout instead of "intel_pt.log" By default, logged perf events are filtered by any specified time ranges, but flag +a overrides that. |