diff options
| -rw-r--r-- | tools/perf/util/bpf-loader.c | 5 | ||||
| -rw-r--r-- | tools/perf/util/evsel.c | 5 | ||||
| -rw-r--r-- | tools/perf/util/evsel.h | 8 | ||||
| -rw-r--r-- | tools/perf/util/parse-events.l | 1 |
4 files changed, 16 insertions, 3 deletions
diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c index 44824e3..0967ce6 100644 --- a/tools/perf/util/bpf-loader.c +++ b/tools/perf/util/bpf-loader.c @@ -1331,13 +1331,12 @@ apply_config_evsel_for_key(const char *name, int map_fd, void *pkey, return -BPF_LOADER_ERRNO__OBJCONF_MAP_EVTINH; } + if (perf_evsel__is_bpf_output(evsel)) + check_pass = true; if (attr->type == PERF_TYPE_RAW) check_pass = true; if (attr->type == PERF_TYPE_HARDWARE) check_pass = true; - if (attr->type == PERF_TYPE_SOFTWARE && - attr->config == PERF_COUNT_SW_BPF_OUTPUT) - check_pass = true; if (!check_pass) { pr_debug("ERROR: Event type is wrong for map %s\n", name); return -BPF_LOADER_ERRNO__OBJCONF_MAP_EVTTYPE; diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 6ae20d0..0902fe4 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -225,6 +225,11 @@ struct perf_evsel *perf_evsel__new_idx(struct perf_event_attr *attr, int idx) if (evsel != NULL) perf_evsel__init(evsel, attr, idx); + if (perf_evsel__is_bpf_output(evsel)) { + evsel->attr.sample_type |= PERF_SAMPLE_RAW; + evsel->attr.sample_period = 1; + } + return evsel; } diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 8e75434..efad78f 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -364,6 +364,14 @@ static inline bool perf_evsel__is_function_event(struct perf_evsel *evsel) #undef FUNCTION_EVENT } +static inline bool perf_evsel__is_bpf_output(struct perf_evsel *evsel) +{ + struct perf_event_attr *attr = &evsel->attr; + + return (attr->config == PERF_COUNT_SW_BPF_OUTPUT) && + (attr->type == PERF_TYPE_SOFTWARE); +} + struct perf_attr_details { bool freq; bool verbose; diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l index fb85d03..1477fbc 100644 --- a/tools/perf/util/parse-events.l +++ b/tools/perf/util/parse-events.l @@ -248,6 +248,7 @@ cpu-migrations|migrations { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COU alignment-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_ALIGNMENT_FAULTS); } emulation-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_EMULATION_FAULTS); } dummy { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_DUMMY); } +bpf-output { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_BPF_OUTPUT); } /* * We have to handle the kernel PMU event cycles-ct/cycles-t/mem-loads/mem-stores separately. |