diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2020-04-01 13:16:07 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-04-16 18:19:17 +0300 |
| commit | e11869a065e36f3d22a575ccfb1097c262bb4f6e (patch) | |
| tree | 7131159d87421a366ce6d24d1be679c96216435d /tools/perf/util/evsel.h | |
| parent | 8e94b3243a9af2c49a38fd0d6f2f9beb542e41a4 (diff) | |
| download | linux-e11869a065e36f3d22a575ccfb1097c262bb4f6e.tar.xz | |
perf evsel: Add support for synthesized sample type
For reporting purposes, an evsel sample can have a callchain synthesized
from AUX area data. Add support for keeping track of synthesized sample
types. Note, the recorded sample_type cannot be changed because it is
needed to continue to parse events.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lore.kernel.org/lkml/20200401101613.6201-11-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evsel.h')
| -rw-r--r-- | tools/perf/util/evsel.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 53187c501ee8..e64ed4202cab 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -104,6 +104,14 @@ struct evsel { perf_evsel__sb_cb_t *cb; void *data; } side_band; + /* + * For reporting purposes, an evsel sample can have a callchain + * synthesized from AUX area data. Keep track of synthesized sample + * types here. Note, the recorded sample_type cannot be changed because + * it is needed to continue to parse events. + * See also evsel__has_callchain(). + */ + __u64 synth_sample_type; }; struct perf_missing_features { @@ -398,7 +406,12 @@ static inline bool perf_evsel__has_branch_hw_idx(const struct evsel *evsel) static inline bool evsel__has_callchain(const struct evsel *evsel) { - return (evsel->core.attr.sample_type & PERF_SAMPLE_CALLCHAIN) != 0; + /* + * For reporting purposes, an evsel sample can have a recorded callchain + * or a callchain synthesized from AUX area data. + */ + return evsel->core.attr.sample_type & PERF_SAMPLE_CALLCHAIN || + evsel->synth_sample_type & PERF_SAMPLE_CALLCHAIN; } struct perf_env *perf_evsel__env(struct evsel *evsel); |