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perf tools: Add aux-action config term

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Add a new common config term "aux-action" to use for configuring AUX area
trace pause / resume. The value is a string that will be parsed in a
subsequent patch.

Reviewed-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20241216070244.14450-3-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2024-12-16 09:02:38 +02:00 committed by Arnaldo Carvalho de Melo
parent f3e7194756
commit 314bf84e03
6 changed files with 16 additions and 0 deletions
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2
tools/perf/util/evsel.c
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@ -1151,6 +1151,8 @@ static void evsel__apply_config_terms(struct evsel *evsel,
case EVSEL__CONFIG_TERM_AUX_OUTPUT:
attr->aux_output = term->val.aux_output ? 1 : 0;
break;
case EVSEL__CONFIG_TERM_AUX_ACTION:
break;
case EVSEL__CONFIG_TERM_AUX_SAMPLE_SIZE:
/* Already applied by auxtrace */
break;

1
tools/perf/util/evsel_config.h
View File

@ -25,6 +25,7 @@ enum evsel_term_type {
EVSEL__CONFIG_TERM_BRANCH,
EVSEL__CONFIG_TERM_PERCORE,
EVSEL__CONFIG_TERM_AUX_OUTPUT,
EVSEL__CONFIG_TERM_AUX_ACTION,
EVSEL__CONFIG_TERM_AUX_SAMPLE_SIZE,
EVSEL__CONFIG_TERM_CFG_CHG,
};

10
tools/perf/util/parse-events.c
View File

@ -793,6 +793,7 @@ const char *parse_events__term_type_str(enum parse_events__term_type term_type)
[PARSE_EVENTS__TERM_TYPE_DRV_CFG] = "driver-config",
[PARSE_EVENTS__TERM_TYPE_PERCORE] = "percore",
[PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT] = "aux-output",
[PARSE_EVENTS__TERM_TYPE_AUX_ACTION] = "aux-action",
[PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE] = "aux-sample-size",
[PARSE_EVENTS__TERM_TYPE_METRIC_ID] = "metric-id",
[PARSE_EVENTS__TERM_TYPE_RAW] = "raw",
@ -842,6 +843,7 @@ config_term_avail(enum parse_events__term_type term_type, struct parse_events_er
case PARSE_EVENTS__TERM_TYPE_OVERWRITE:
case PARSE_EVENTS__TERM_TYPE_DRV_CFG:
case PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT:
case PARSE_EVENTS__TERM_TYPE_AUX_ACTION:
case PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE:
case PARSE_EVENTS__TERM_TYPE_RAW:
case PARSE_EVENTS__TERM_TYPE_LEGACY_CACHE:
@ -961,6 +963,9 @@ do { \
case PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT:
CHECK_TYPE_VAL(NUM);
break;
case PARSE_EVENTS__TERM_TYPE_AUX_ACTION:
CHECK_TYPE_VAL(STR);
break;
case PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE:
CHECK_TYPE_VAL(NUM);
if (term->val.num > UINT_MAX) {
@ -1078,6 +1083,7 @@ static int config_term_tracepoint(struct perf_event_attr *attr,
case PARSE_EVENTS__TERM_TYPE_OVERWRITE:
case PARSE_EVENTS__TERM_TYPE_NOOVERWRITE:
case PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT:
case PARSE_EVENTS__TERM_TYPE_AUX_ACTION:
case PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE:
return config_term_common(attr, term, err);
case PARSE_EVENTS__TERM_TYPE_USER:
@ -1213,6 +1219,9 @@ do { \
ADD_CONFIG_TERM_VAL(AUX_OUTPUT, aux_output,
term->val.num ? 1 : 0, term->weak);
break;
case PARSE_EVENTS__TERM_TYPE_AUX_ACTION:
ADD_CONFIG_TERM_STR(AUX_ACTION, term->val.str, term->weak);
break;
case PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE:
ADD_CONFIG_TERM_VAL(AUX_SAMPLE_SIZE, aux_sample_size,
term->val.num, term->weak);
@ -1275,6 +1284,7 @@ static int get_config_chgs(struct perf_pmu *pmu, struct parse_events_terms *head
case PARSE_EVENTS__TERM_TYPE_DRV_CFG:
case PARSE_EVENTS__TERM_TYPE_PERCORE:
case PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT:
case PARSE_EVENTS__TERM_TYPE_AUX_ACTION:
case PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE:
case PARSE_EVENTS__TERM_TYPE_METRIC_ID:
case PARSE_EVENTS__TERM_TYPE_RAW:

1
tools/perf/util/parse-events.h
View File

@ -74,6 +74,7 @@ enum parse_events__term_type {
PARSE_EVENTS__TERM_TYPE_DRV_CFG,
PARSE_EVENTS__TERM_TYPE_PERCORE,
PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT,
PARSE_EVENTS__TERM_TYPE_AUX_ACTION,
PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE,
PARSE_EVENTS__TERM_TYPE_METRIC_ID,
PARSE_EVENTS__TERM_TYPE_RAW,

1
tools/perf/util/parse-events.l
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@ -321,6 +321,7 @@ overwrite { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_OVERWRITE); }
no-overwrite { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NOOVERWRITE); }
percore { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_PERCORE); }
aux-output { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_OUTPUT); }
aux-action { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_ACTION); }
aux-sample-size { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_AUX_SAMPLE_SIZE); }
metric-id { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_METRIC_ID); }
cpu-cycles|cycles { return hw_term(yyscanner, PERF_COUNT_HW_CPU_CYCLES); }

1
tools/perf/util/pmu.c
View File

@ -1773,6 +1773,7 @@ int perf_pmu__for_each_format(struct perf_pmu *pmu, void *state, pmu_format_call
"no-overwrite",
"percore",
"aux-output",
"aux-action=(pause|resume|start-paused)",
"aux-sample-size=number",
};
struct perf_pmu_format *format;