diff options
Diffstat (limited to 'tools/perf/arch')
| -rw-r--r-- | tools/perf/arch/x86/util/evsel.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tools/perf/arch/x86/util/evsel.c b/tools/perf/arch/x86/util/evsel.c index 882c1a8c1ded..ea3972d785d1 100644 --- a/tools/perf/arch/x86/util/evsel.c +++ b/tools/perf/arch/x86/util/evsel.c @@ -66,6 +66,26 @@ bool arch_evsel__must_be_in_group(const struct evsel *evsel) strcasestr(evsel->name, "topdown")); } +int arch_evsel__hw_name(struct evsel *evsel, char *bf, size_t size) +{ + u64 event = evsel->core.attr.config & PERF_HW_EVENT_MASK; + u64 pmu = evsel->core.attr.config >> PERF_PMU_TYPE_SHIFT; + const char *event_name; + + if (event < PERF_COUNT_HW_MAX && evsel__hw_names[event]) + event_name = evsel__hw_names[event]; + else + event_name = "unknown-hardware"; + + /* The PMU type is not required for the non-hybrid platform. */ + if (!pmu) + return scnprintf(bf, size, "%s", event_name); + + return scnprintf(bf, size, "%s/%s/", + evsel->pmu_name ? evsel->pmu_name : "cpu", + event_name); +} + static void ibs_l3miss_warn(void) { pr_warning( |