diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2022-01-24 09:41:48 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-02-15 21:10:30 +0100 |
| commit | 8ee9a9ab8112905756fbc3c33da046fdee204ec9 (patch) | |
| tree | ddd2bb316faf85d83a0f692db9e76af1c1b13f9c /tools/perf | |
| parent | perf tools: Define new D (Intr Disable) and t (Intr Toggle) flags (diff) | |
| download | linux-8ee9a9ab8112905756fbc3c33da046fdee204ec9.tar.xz linux-8ee9a9ab8112905756fbc3c33da046fdee204ec9.zip | |
perf auxtrace: Add itrace option "I"
Add itrace option "I" to synthesize interrupt or similar (asynchronous)
events. This will be used for Intel PT Event Trace events.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20220124084201.2699795-13-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/Documentation/itrace.txt | 2 | ||||
| -rw-r--r-- | tools/perf/util/auxtrace.c | 4 | ||||
| -rw-r--r-- | tools/perf/util/auxtrace.h | 4 |
3 files changed, 10 insertions, 0 deletions
diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt index c52755481e2f..6b189669c450 100644 --- a/tools/perf/Documentation/itrace.txt +++ b/tools/perf/Documentation/itrace.txt @@ -7,6 +7,8 @@ p synthesize power events (incl. PSB events for Intel PT) o synthesize other events recorded due to the use of aux-output (refer to perf record) + I synthesize interrupt or similar (asynchronous) events + (e.g. Intel PT Event Trace) e synthesize error events d create a debug log f synthesize first level cache events diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c index 825336304a37..9e48652662d4 100644 --- a/tools/perf/util/auxtrace.c +++ b/tools/perf/util/auxtrace.c @@ -1333,6 +1333,7 @@ void itrace_synth_opts__set_default(struct itrace_synth_opts *synth_opts, synth_opts->ptwrites = true; synth_opts->pwr_events = true; synth_opts->other_events = true; + synth_opts->intr_events = true; synth_opts->errors = true; synth_opts->flc = true; synth_opts->llc = true; @@ -1479,6 +1480,9 @@ int itrace_do_parse_synth_opts(struct itrace_synth_opts *synth_opts, case 'o': synth_opts->other_events = true; break; + case 'I': + synth_opts->intr_events = true; + break; case 'e': synth_opts->errors = true; if (get_flags(&p, &synth_opts->error_plus_flags, diff --git a/tools/perf/util/auxtrace.h b/tools/perf/util/auxtrace.h index 19910b9011f3..dc38b6f57232 100644 --- a/tools/perf/util/auxtrace.h +++ b/tools/perf/util/auxtrace.h @@ -76,6 +76,7 @@ enum itrace_period_type { * @pwr_events: whether to synthesize power events * @other_events: whether to synthesize other events recorded due to the use of * aux_output + * @intr_events: whether to synthesize interrupt events * @errors: whether to synthesize decoder error events * @dont_decode: whether to skip decoding entirely * @log: write a decoding log @@ -120,6 +121,7 @@ struct itrace_synth_opts { bool ptwrites; bool pwr_events; bool other_events; + bool intr_events; bool errors; bool dont_decode; bool log; @@ -636,6 +638,8 @@ bool auxtrace__evsel_is_auxtrace(struct perf_session *session, " p: synthesize power events\n" \ " o: synthesize other events recorded due to the use\n" \ " of aux-output (refer to perf record)\n" \ +" I: synthesize interrupt or similar (asynchronous) events\n" \ +" (e.g. Intel PT Event Trace)\n" \ " e[flags]: synthesize error events\n" \ " each flag must be preceded by + or -\n" \ " error flags are: o (overflow)\n" \ |