diff options
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
-rw-r--r-- | tools/perf/util/scripting-engines/trace-event-python.c | 149 |
1 files changed, 120 insertions, 29 deletions
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c index 22f52b669871..666a56e88d8e 100644 --- a/tools/perf/util/scripting-engines/trace-event-python.c +++ b/tools/perf/util/scripting-engines/trace-event-python.c @@ -31,8 +31,10 @@ #include <linux/compiler.h> #include <linux/time64.h> -#include "../../perf.h" +#include "../build-id.h" +#include "../counts.h" #include "../debug.h" +#include "../dso.h" #include "../callchain.h" #include "../evsel.h" #include "../util.h" @@ -112,6 +114,8 @@ struct tables { PyObject *sample_handler; PyObject *call_path_handler; PyObject *call_return_handler; + PyObject *synth_handler; + PyObject *context_switch_handler; bool db_export_mode; }; @@ -390,7 +394,7 @@ static const char *get_dsoname(struct map *map) } static PyObject *python_process_callchain(struct perf_sample *sample, - struct perf_evsel *evsel, + struct evsel *evsel, struct addr_location *al) { PyObject *pylist; @@ -632,9 +636,9 @@ static PyObject *get_sample_value_as_tuple(struct sample_read_value *value) static void set_sample_read_in_dict(PyObject *dict_sample, struct perf_sample *sample, - struct perf_evsel *evsel) + struct evsel *evsel) { - u64 read_format = evsel->attr.read_format; + u64 read_format = evsel->core.attr.read_format; PyObject *values; unsigned int i; @@ -703,9 +707,9 @@ static int regs_map(struct regs_dump *regs, uint64_t mask, char *bf, int size) static void set_regs_in_dict(PyObject *dict, struct perf_sample *sample, - struct perf_evsel *evsel) + struct evsel *evsel) { - struct perf_event_attr *attr = &evsel->attr; + struct perf_event_attr *attr = &evsel->core.attr; char bf[512]; regs_map(&sample->intr_regs, attr->sample_regs_intr, bf, sizeof(bf)); @@ -720,7 +724,7 @@ static void set_regs_in_dict(PyObject *dict, } static PyObject *get_perf_sample_dict(struct perf_sample *sample, - struct perf_evsel *evsel, + struct evsel *evsel, struct addr_location *al, PyObject *callchain) { @@ -735,7 +739,7 @@ static PyObject *get_perf_sample_dict(struct perf_sample *sample, Py_FatalError("couldn't create Python dictionary"); pydict_set_item_string_decref(dict, "ev_name", _PyUnicode_FromString(perf_evsel__name(evsel))); - pydict_set_item_string_decref(dict, "attr", _PyBytes_FromStringAndSize((const char *)&evsel->attr, sizeof(evsel->attr))); + pydict_set_item_string_decref(dict, "attr", _PyBytes_FromStringAndSize((const char *)&evsel->core.attr, sizeof(evsel->core.attr))); pydict_set_item_string_decref(dict_sample, "pid", _PyLong_FromLong(sample->pid)); @@ -788,7 +792,7 @@ static PyObject *get_perf_sample_dict(struct perf_sample *sample, } static void python_process_tracepoint(struct perf_sample *sample, - struct perf_evsel *evsel, + struct evsel *evsel, struct addr_location *al) { struct tep_event *event = evsel->tp_format; @@ -807,7 +811,7 @@ static void python_process_tracepoint(struct perf_sample *sample, if (!event) { snprintf(handler_name, sizeof(handler_name), - "ug! no event found for type %" PRIu64, (u64)evsel->attr.config); + "ug! no event found for type %" PRIu64, (u64)evsel->core.attr.config); Py_FatalError(handler_name); } @@ -947,7 +951,13 @@ static int tuple_set_string(PyObject *t, unsigned int pos, const char *s) return PyTuple_SetItem(t, pos, _PyUnicode_FromString(s)); } -static int python_export_evsel(struct db_export *dbe, struct perf_evsel *evsel) +static int tuple_set_bytes(PyObject *t, unsigned int pos, void *bytes, + unsigned int sz) +{ + return PyTuple_SetItem(t, pos, _PyBytes_FromStringAndSize(bytes, sz)); +} + +static int python_export_evsel(struct db_export *dbe, struct evsel *evsel) { struct tables *tables = container_of(dbe, struct tables, dbe); PyObject *t; @@ -1004,15 +1014,19 @@ static int python_export_thread(struct db_export *dbe, struct thread *thread, return 0; } -static int python_export_comm(struct db_export *dbe, struct comm *comm) +static int python_export_comm(struct db_export *dbe, struct comm *comm, + struct thread *thread) { struct tables *tables = container_of(dbe, struct tables, dbe); PyObject *t; - t = tuple_new(2); + t = tuple_new(5); tuple_set_u64(t, 0, comm->db_id); tuple_set_string(t, 1, comm__str(comm)); + tuple_set_u64(t, 2, thread->db_id); + tuple_set_u64(t, 3, comm->start); + tuple_set_s32(t, 4, comm->exec); call_object(tables->comm_handler, t, "comm_table"); @@ -1105,13 +1119,13 @@ static int python_export_branch_type(struct db_export *dbe, u32 branch_type, return 0; } -static int python_export_sample(struct db_export *dbe, - struct export_sample *es) +static void python_export_sample_table(struct db_export *dbe, + struct export_sample *es) { struct tables *tables = container_of(dbe, struct tables, dbe); PyObject *t; - t = tuple_new(22); + t = tuple_new(24); tuple_set_u64(t, 0, es->db_id); tuple_set_u64(t, 1, es->evsel->db_id); @@ -1135,10 +1149,39 @@ static int python_export_sample(struct db_export *dbe, tuple_set_s32(t, 19, es->sample->flags & PERF_BRANCH_MASK); tuple_set_s32(t, 20, !!(es->sample->flags & PERF_IP_FLAG_IN_TX)); tuple_set_u64(t, 21, es->call_path_id); + tuple_set_u64(t, 22, es->sample->insn_cnt); + tuple_set_u64(t, 23, es->sample->cyc_cnt); call_object(tables->sample_handler, t, "sample_table"); Py_DECREF(t); +} + +static void python_export_synth(struct db_export *dbe, struct export_sample *es) +{ + struct tables *tables = container_of(dbe, struct tables, dbe); + PyObject *t; + + t = tuple_new(3); + + tuple_set_u64(t, 0, es->db_id); + tuple_set_u64(t, 1, es->evsel->core.attr.config); + tuple_set_bytes(t, 2, es->sample->raw_data, es->sample->raw_size); + + call_object(tables->synth_handler, t, "synth_data"); + + Py_DECREF(t); +} + +static int python_export_sample(struct db_export *dbe, + struct export_sample *es) +{ + struct tables *tables = container_of(dbe, struct tables, dbe); + + python_export_sample_table(dbe, es); + + if (es->evsel->core.attr.type == PERF_TYPE_SYNTH && tables->synth_handler) + python_export_synth(dbe, es); return 0; } @@ -1173,7 +1216,7 @@ static int python_export_call_return(struct db_export *dbe, u64 comm_db_id = cr->comm ? cr->comm->db_id : 0; PyObject *t; - t = tuple_new(12); + t = tuple_new(14); tuple_set_u64(t, 0, cr->db_id); tuple_set_u64(t, 1, cr->thread->db_id); @@ -1187,6 +1230,8 @@ static int python_export_call_return(struct db_export *dbe, tuple_set_u64(t, 9, cr->cp->parent->db_id); tuple_set_s32(t, 10, cr->flags); tuple_set_u64(t, 11, cr->parent_db_id); + tuple_set_u64(t, 12, cr->insn_count); + tuple_set_u64(t, 13, cr->cyc_count); call_object(tables->call_return_handler, t, "call_return_table"); @@ -1195,6 +1240,34 @@ static int python_export_call_return(struct db_export *dbe, return 0; } +static int python_export_context_switch(struct db_export *dbe, u64 db_id, + struct machine *machine, + struct perf_sample *sample, + u64 th_out_id, u64 comm_out_id, + u64 th_in_id, u64 comm_in_id, int flags) +{ + struct tables *tables = container_of(dbe, struct tables, dbe); + PyObject *t; + + t = tuple_new(9); + + tuple_set_u64(t, 0, db_id); + tuple_set_u64(t, 1, machine->db_id); + tuple_set_u64(t, 2, sample->time); + tuple_set_s32(t, 3, sample->cpu); + tuple_set_u64(t, 4, th_out_id); + tuple_set_u64(t, 5, comm_out_id); + tuple_set_u64(t, 6, th_in_id); + tuple_set_u64(t, 7, comm_in_id); + tuple_set_s32(t, 8, flags); + + call_object(tables->context_switch_handler, t, "context_switch"); + + Py_DECREF(t); + + return 0; +} + static int python_process_call_return(struct call_return *cr, u64 *parent_db_id, void *data) { @@ -1204,7 +1277,7 @@ static int python_process_call_return(struct call_return *cr, u64 *parent_db_id, } static void python_process_general_event(struct perf_sample *sample, - struct perf_evsel *evsel, + struct evsel *evsel, struct addr_location *al) { PyObject *handler, *t, *dict, *callchain; @@ -1240,12 +1313,12 @@ static void python_process_general_event(struct perf_sample *sample, static void python_process_event(union perf_event *event, struct perf_sample *sample, - struct perf_evsel *evsel, + struct evsel *evsel, struct addr_location *al) { struct tables *tables = &tables_global; - switch (evsel->attr.type) { + switch (evsel->core.attr.type) { case PERF_TYPE_TRACEPOINT: python_process_tracepoint(sample, evsel, al); break; @@ -1258,8 +1331,18 @@ static void python_process_event(union perf_event *event, } } +static void python_process_switch(union perf_event *event, + struct perf_sample *sample, + struct machine *machine) +{ + struct tables *tables = &tables_global; + + if (tables->db_export_mode) + db_export__switch(&tables->dbe, event, sample, machine); +} + static void get_handler_name(char *str, size_t size, - struct perf_evsel *evsel) + struct evsel *evsel) { char *p = str; @@ -1272,7 +1355,7 @@ static void get_handler_name(char *str, size_t size, } static void -process_stat(struct perf_evsel *counter, int cpu, int thread, u64 tstamp, +process_stat(struct evsel *counter, int cpu, int thread, u64 tstamp, struct perf_counts_values *count) { PyObject *handler, *t; @@ -1309,10 +1392,10 @@ process_stat(struct perf_evsel *counter, int cpu, int thread, u64 tstamp, } static void python_process_stat(struct perf_stat_config *config, - struct perf_evsel *counter, u64 tstamp) + struct evsel *counter, u64 tstamp) { - struct thread_map *threads = counter->threads; - struct cpu_map *cpus = counter->cpus; + struct perf_thread_map *threads = counter->core.threads; + struct perf_cpu_map *cpus = counter->core.cpus; int cpu, thread; if (config->aggr_mode == AGGR_GLOBAL) { @@ -1324,7 +1407,7 @@ static void python_process_stat(struct perf_stat_config *config, for (thread = 0; thread < threads->nr; thread++) { for (cpu = 0; cpu < cpus->nr; cpu++) { process_stat(counter, cpus->map[cpu], - thread_map__pid(threads, thread), tstamp, + perf_thread_map__pid(threads, thread), tstamp, perf_counts(counter->counts, cpu, thread)); } } @@ -1473,6 +1556,15 @@ static void set_table_handlers(struct tables *tables) SET_TABLE_HANDLER(sample); SET_TABLE_HANDLER(call_path); SET_TABLE_HANDLER(call_return); + SET_TABLE_HANDLER(context_switch); + + /* + * Synthesized events are samples but with architecture-specific data + * stored in sample->raw_data. They are exported via + * python_export_sample() and consequently do not need a separate export + * callback. + */ + tables->synth_handler = get_handler("synth_data"); } #if PY_MAJOR_VERSION < 3 @@ -1574,9 +1666,7 @@ error: static int python_flush_script(void) { - struct tables *tables = &tables_global; - - return db_export__flush(&tables->dbe); + return 0; } /* @@ -1785,6 +1875,7 @@ struct scripting_ops python_scripting_ops = { .flush_script = python_flush_script, .stop_script = python_stop_script, .process_event = python_process_event, + .process_switch = python_process_switch, .process_stat = python_process_stat, .process_stat_interval = python_process_stat_interval, .generate_script = python_generate_script, |