]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
perf tools: Add support for perf_event_attr::config4
authorJames Clark <james.clark@linaro.org>
Tue, 11 Nov 2025 11:37:58 +0000 (11:37 +0000)
committerNamhyung Kim <namhyung@kernel.org>
Mon, 24 Nov 2025 20:20:06 +0000 (12:20 -0800)
perf_event_attr has gained a new field, config4, so add support for it
extending the existing configN support.

Reviewed-by: Leo Yan <leo.yan@arm.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Tested-by: Leo Yan <leo.yan@arm.com>
Signed-off-by: James Clark <james.clark@linaro.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
tools/perf/tests/parse-events.c
tools/perf/util/parse-events.c
tools/perf/util/parse-events.h
tools/perf/util/parse-events.l
tools/perf/util/pmu.c
tools/perf/util/pmu.h

index e4cdb517c10e6f099967c01d4174ddcee6da7abd..128d21dc389f869bb142bcf0e13968a7830001bd 100644 (file)
@@ -647,6 +647,7 @@ static int test__checkevent_pmu(struct evlist *evlist)
        TEST_ASSERT_EVSEL("wrong config1",    1 == evsel->core.attr.config1, evsel);
        TEST_ASSERT_EVSEL("wrong config2",    3 == evsel->core.attr.config2, evsel);
        TEST_ASSERT_EVSEL("wrong config3",    0 == evsel->core.attr.config3, evsel);
+       TEST_ASSERT_EVSEL("wrong config4",    0 == evsel->core.attr.config4, evsel);
        /*
         * The period value gets configured within evlist__config,
         * while this test executes only parse events method.
@@ -669,6 +670,7 @@ static int test__checkevent_list(struct evlist *evlist)
                TEST_ASSERT_EVSEL("wrong config1", 0 == evsel->core.attr.config1, evsel);
                TEST_ASSERT_EVSEL("wrong config2", 0 == evsel->core.attr.config2, evsel);
                TEST_ASSERT_EVSEL("wrong config3", 0 == evsel->core.attr.config3, evsel);
+               TEST_ASSERT_EVSEL("wrong config4", 0 == evsel->core.attr.config4, evsel);
                TEST_ASSERT_EVSEL("wrong exclude_user", !evsel->core.attr.exclude_user, evsel);
                TEST_ASSERT_EVSEL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel, evsel);
                TEST_ASSERT_EVSEL("wrong exclude_hv", !evsel->core.attr.exclude_hv, evsel);
@@ -849,6 +851,15 @@ static int test__checkterms_simple(struct parse_events_terms *terms)
        TEST_ASSERT_VAL("wrong val", term->val.num == 4);
        TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "config3"));
 
+       /* config4=5 */
+       term = list_entry(term->list.next, struct parse_events_term, list);
+       TEST_ASSERT_VAL("wrong type term",
+                       term->type_term == PARSE_EVENTS__TERM_TYPE_CONFIG4);
+       TEST_ASSERT_VAL("wrong type val",
+                       term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
+       TEST_ASSERT_VAL("wrong val", term->val.num == 5);
+       TEST_ASSERT_VAL("wrong config", !strcmp(term->config, "config4"));
+
        /* umask=1*/
        term = list_entry(term->list.next, struct parse_events_term, list);
        TEST_ASSERT_VAL("wrong type term",
@@ -2516,7 +2527,7 @@ struct terms_test {
 
 static const struct terms_test test__terms[] = {
        [0] = {
-               .str   = "config=10,config1,config2=3,config3=4,umask=1,read,r0xead",
+               .str   = "config=10,config1,config2=3,config3=4,config4=5,umask=1,read,r0xead",
                .check = test__checkterms_simple,
        },
 };
index 5ffeb7b416d93958fa8044394cb32aeffb2744ad..17c1c36a7bf9a3ec08812c4de700e3a3b3e547cc 100644 (file)
@@ -216,6 +216,8 @@ __add_event(struct list_head *list, int *idx,
                                                PERF_PMU_FORMAT_VALUE_CONFIG2, "config2");
                        perf_pmu__warn_invalid_config(pmu, attr->config3, name,
                                                PERF_PMU_FORMAT_VALUE_CONFIG3, "config3");
+                       perf_pmu__warn_invalid_config(pmu, attr->config4, name,
+                                               PERF_PMU_FORMAT_VALUE_CONFIG4, "config4");
                }
        }
        /*
@@ -705,6 +707,7 @@ const char *parse_events__term_type_str(enum parse_events__term_type term_type)
                [PARSE_EVENTS__TERM_TYPE_CONFIG1]               = "config1",
                [PARSE_EVENTS__TERM_TYPE_CONFIG2]               = "config2",
                [PARSE_EVENTS__TERM_TYPE_CONFIG3]               = "config3",
+               [PARSE_EVENTS__TERM_TYPE_CONFIG4]               = "config4",
                [PARSE_EVENTS__TERM_TYPE_NAME]                  = "name",
                [PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD]         = "period",
                [PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ]           = "freq",
@@ -754,6 +757,7 @@ config_term_avail(enum parse_events__term_type term_type, struct parse_events_er
        case PARSE_EVENTS__TERM_TYPE_CONFIG1:
        case PARSE_EVENTS__TERM_TYPE_CONFIG2:
        case PARSE_EVENTS__TERM_TYPE_CONFIG3:
+       case PARSE_EVENTS__TERM_TYPE_CONFIG4:
        case PARSE_EVENTS__TERM_TYPE_NAME:
        case PARSE_EVENTS__TERM_TYPE_METRIC_ID:
        case PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD:
@@ -824,6 +828,10 @@ do {                                                                                       \
                CHECK_TYPE_VAL(NUM);
                attr->config3 = term->val.num;
                break;
+       case PARSE_EVENTS__TERM_TYPE_CONFIG4:
+               CHECK_TYPE_VAL(NUM);
+               attr->config4 = term->val.num;
+               break;
        case PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD:
                CHECK_TYPE_VAL(NUM);
                break;
@@ -1069,6 +1077,7 @@ static int config_term_tracepoint(struct perf_event_attr *attr,
        case PARSE_EVENTS__TERM_TYPE_CONFIG1:
        case PARSE_EVENTS__TERM_TYPE_CONFIG2:
        case PARSE_EVENTS__TERM_TYPE_CONFIG3:
+       case PARSE_EVENTS__TERM_TYPE_CONFIG4:
        case PARSE_EVENTS__TERM_TYPE_LEGACY_HARDWARE_CONFIG:
        case PARSE_EVENTS__TERM_TYPE_LEGACY_CACHE_CONFIG:
        case PARSE_EVENTS__TERM_TYPE_NAME:
@@ -1212,6 +1221,7 @@ do {                                                              \
                case PARSE_EVENTS__TERM_TYPE_CONFIG1:
                case PARSE_EVENTS__TERM_TYPE_CONFIG2:
                case PARSE_EVENTS__TERM_TYPE_CONFIG3:
+               case PARSE_EVENTS__TERM_TYPE_CONFIG4:
                case PARSE_EVENTS__TERM_TYPE_LEGACY_HARDWARE_CONFIG:
                case PARSE_EVENTS__TERM_TYPE_LEGACY_CACHE_CONFIG:
                case PARSE_EVENTS__TERM_TYPE_NAME:
@@ -1250,6 +1260,7 @@ static int get_config_chgs(struct perf_pmu *pmu, struct parse_events_terms *head
                case PARSE_EVENTS__TERM_TYPE_CONFIG1:
                case PARSE_EVENTS__TERM_TYPE_CONFIG2:
                case PARSE_EVENTS__TERM_TYPE_CONFIG3:
+               case PARSE_EVENTS__TERM_TYPE_CONFIG4:
                case PARSE_EVENTS__TERM_TYPE_LEGACY_HARDWARE_CONFIG:
                case PARSE_EVENTS__TERM_TYPE_LEGACY_CACHE_CONFIG:
                case PARSE_EVENTS__TERM_TYPE_NAME:
index 1012b441e9cd4d5e9e433f12061cab82d34784f7..3577ab2137304de632c93f300f470f0f717cfa5d 100644 (file)
@@ -59,6 +59,7 @@ enum parse_events__term_type {
        PARSE_EVENTS__TERM_TYPE_CONFIG1,
        PARSE_EVENTS__TERM_TYPE_CONFIG2,
        PARSE_EVENTS__TERM_TYPE_CONFIG3,
+       PARSE_EVENTS__TERM_TYPE_CONFIG4,
        PARSE_EVENTS__TERM_TYPE_NAME,
        PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
        PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ,
index 8e0ea441e57f12bba45a05ec910c0e02353324c3..251ce43218786d20fd9171e7bc42ffe0ee4802a9 100644 (file)
@@ -287,6 +287,7 @@ config                      { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG); }
 config1                        { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG1); }
 config2                        { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG2); }
 config3                        { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG3); }
+config4                        { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG4); }
 name                   { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NAME); }
 period                 { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD); }
 freq                   { return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ); }
index f14f2a12d061524cad8bf682928c8a84820c7a31..1b7c712d8f9902bb672f09889c942a864a38c1dd 100644 (file)
@@ -1574,6 +1574,10 @@ static int pmu_config_term(const struct perf_pmu *pmu,
                        assert(term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
                        pmu_format_value(bits, term->val.num, &attr->config3, zero);
                        break;
+               case PARSE_EVENTS__TERM_TYPE_CONFIG4:
+                       assert(term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
+                       pmu_format_value(bits, term->val.num, &attr->config4, zero);
+                       break;
                case PARSE_EVENTS__TERM_TYPE_LEGACY_HARDWARE_CONFIG:
                        assert(term->type_val == PARSE_EVENTS__TERM_TYPE_NUM);
                        assert(term->val.num < PERF_COUNT_HW_MAX);
@@ -1649,6 +1653,9 @@ static int pmu_config_term(const struct perf_pmu *pmu,
        case PERF_PMU_FORMAT_VALUE_CONFIG3:
                vp = &attr->config3;
                break;
+       case PERF_PMU_FORMAT_VALUE_CONFIG4:
+               vp = &attr->config4;
+               break;
        default:
                return -EINVAL;
        }
@@ -2008,6 +2015,7 @@ int perf_pmu__for_each_format(struct perf_pmu *pmu, void *state, pmu_format_call
                "config1=0..0xffffffffffffffff",
                "config2=0..0xffffffffffffffff",
                "config3=0..0xffffffffffffffff",
+               "config4=0..0xffffffffffffffff",
                "legacy-hardware-config=0..9,",
                "legacy-cache-config=0..0xffffff,",
                "name=string",
index cfcaba3e2e753b8e86311d4906bcc9073e52e947..5738e88fbb5487ad0899edfb1c5392610585b28f 100644 (file)
@@ -23,6 +23,7 @@ enum {
        PERF_PMU_FORMAT_VALUE_CONFIG1,
        PERF_PMU_FORMAT_VALUE_CONFIG2,
        PERF_PMU_FORMAT_VALUE_CONFIG3,
+       PERF_PMU_FORMAT_VALUE_CONFIG4,
        PERF_PMU_FORMAT_VALUE_CONFIG_END,
 };