From 9782243353ec135327a80c76c63464e592949cd1 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Tue, 7 Aug 2012 23:50:21 -0300 Subject: [PATCH] perf script: Stop using pevent directly We can get all that is needed using just event_format, that is available via evsel->tp_format now. Cc: David Ahern Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Mike Galbraith Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-2hsr1686epa9f0vx4yg7z2zj@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-script.c | 48 +++++++------------ .../util/scripting-engines/trace-event-perl.c | 14 +++--- .../scripting-engines/trace-event-python.c | 5 +- tools/perf/util/trace-event-parse.c | 4 +- tools/perf/util/trace-event-scripting.c | 1 - tools/perf/util/trace-event.h | 3 +- 6 files changed, 28 insertions(+), 47 deletions(-) diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 8dba4707b03f..6425612b4d99 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -28,11 +28,6 @@ static bool system_wide; static const char *cpu_list; static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); -struct perf_script { - struct perf_tool tool; - struct perf_session *session; -}; - enum perf_output_field { PERF_OUTPUT_COMM = 1U << 0, PERF_OUTPUT_TID = 1U << 1, @@ -399,11 +394,8 @@ static void print_sample_bts(union perf_event *event, printf("\n"); } -static void process_event(union perf_event *event __unused, - struct pevent *pevent __unused, - struct perf_sample *sample, - struct perf_evsel *evsel, - struct machine *machine, +static void process_event(union perf_event *event, struct perf_sample *sample, + struct perf_evsel *evsel, struct machine *machine, struct thread *thread) { struct perf_event_attr *attr = &evsel->attr; @@ -488,7 +480,6 @@ static int process_sample_event(struct perf_tool *tool __used, struct machine *machine) { struct addr_location al; - struct perf_script *scr = container_of(tool, struct perf_script, tool); struct thread *thread = machine__findnew_thread(machine, event->ip.tid); if (thread == NULL) { @@ -520,27 +511,24 @@ static int process_sample_event(struct perf_tool *tool __used, if (cpu_list && !test_bit(sample->cpu, cpu_bitmap)) return 0; - scripting_ops->process_event(event, scr->session->pevent, - sample, evsel, machine, thread); + scripting_ops->process_event(event, sample, evsel, machine, thread); evsel->hists.stats.total_period += sample->period; return 0; } -static struct perf_script perf_script = { - .tool = { - .sample = process_sample_event, - .mmap = perf_event__process_mmap, - .comm = perf_event__process_comm, - .exit = perf_event__process_task, - .fork = perf_event__process_task, - .attr = perf_event__process_attr, - .event_type = perf_event__process_event_type, - .tracing_data = perf_event__process_tracing_data, - .build_id = perf_event__process_build_id, - .ordered_samples = true, - .ordering_requires_timestamps = true, - }, +static struct perf_tool perf_script = { + .sample = process_sample_event, + .mmap = perf_event__process_mmap, + .comm = perf_event__process_comm, + .exit = perf_event__process_task, + .fork = perf_event__process_task, + .attr = perf_event__process_attr, + .event_type = perf_event__process_event_type, + .tracing_data = perf_event__process_tracing_data, + .build_id = perf_event__process_build_id, + .ordered_samples = true, + .ordering_requires_timestamps = true, }; extern volatile int session_done; @@ -556,7 +544,7 @@ static int __cmd_script(struct perf_session *session) signal(SIGINT, sig_handler); - ret = perf_session__process_events(session, &perf_script.tool); + ret = perf_session__process_events(session, &perf_script); if (debug_mode) pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); @@ -1339,12 +1327,10 @@ int cmd_script(int argc, const char **argv, const char *prefix __used) setup_pager(); session = perf_session__new(input_name, O_RDONLY, 0, false, - &perf_script.tool); + &perf_script); if (session == NULL) return -ENOMEM; - perf_script.session = session; - if (cpu_list) { if (perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap)) return -1; diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/perf/util/scripting-engines/trace-event-perl.c index c26628116593..52580d09d75c 100644 --- a/tools/perf/util/scripting-engines/trace-event-perl.c +++ b/tools/perf/util/scripting-engines/trace-event-perl.c @@ -258,7 +258,6 @@ static inline struct event_format *find_cache_event(struct perf_evsel *evsel) } static void perl_process_tracepoint(union perf_event *perf_event __unused, - struct pevent *pevent, struct perf_sample *sample, struct perf_evsel *evsel, struct machine *machine __unused, @@ -284,7 +283,7 @@ static void perl_process_tracepoint(union perf_event *perf_event __unused, if (!event) die("ug! no event found for type %d", evsel->attr.config); - pid = trace_parse_common_pid(pevent, data); + pid = raw_field_value(event, "common_pid", data); sprintf(handler, "%s::%s", event->system, event->name); @@ -317,7 +316,7 @@ static void perl_process_tracepoint(union perf_event *perf_event __unused, offset = field->offset; XPUSHs(sv_2mortal(newSVpv((char *)data + offset, 0))); } else { /* FIELD_IS_NUMERIC */ - val = read_size(pevent, data + field->offset, + val = read_size(event, data + field->offset, field->size); if (field->flags & FIELD_IS_SIGNED) { XPUSHs(sv_2mortal(newSViv(val))); @@ -346,9 +345,9 @@ static void perl_process_tracepoint(union perf_event *perf_event __unused, LEAVE; } -static void perl_process_event_generic(union perf_event *pevent __unused, +static void perl_process_event_generic(union perf_event *event, struct perf_sample *sample, - struct perf_evsel *evsel __unused, + struct perf_evsel *evsel, struct machine *machine __unused, struct thread *thread __unused) { @@ -360,7 +359,7 @@ static void perl_process_event_generic(union perf_event *pevent __unused, ENTER; SAVETMPS; PUSHMARK(SP); - XPUSHs(sv_2mortal(newSVpvn((const char *)pevent, pevent->header.size))); + XPUSHs(sv_2mortal(newSVpvn((const char *)event, event->header.size))); XPUSHs(sv_2mortal(newSVpvn((const char *)&evsel->attr, sizeof(evsel->attr)))); XPUSHs(sv_2mortal(newSVpvn((const char *)sample, sizeof(*sample)))); XPUSHs(sv_2mortal(newSVpvn((const char *)sample->raw_data, sample->raw_size))); @@ -373,13 +372,12 @@ static void perl_process_event_generic(union perf_event *pevent __unused, } static void perl_process_event(union perf_event *event, - struct pevent *pevent, struct perf_sample *sample, struct perf_evsel *evsel, struct machine *machine, struct thread *thread) { - perl_process_tracepoint(event, pevent, sample, evsel, machine, thread); + perl_process_tracepoint(event, sample, evsel, machine, thread); perl_process_event_generic(event, sample, evsel, machine, thread); } diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c index 8006978d8398..df7d33d1de0f 100644 --- a/tools/perf/util/scripting-engines/trace-event-python.c +++ b/tools/perf/util/scripting-engines/trace-event-python.c @@ -221,7 +221,6 @@ static inline struct event_format *find_cache_event(struct perf_evsel *evsel) } static void python_process_event(union perf_event *perf_event __unused, - struct pevent *pevent, struct perf_sample *sample, struct perf_evsel *evsel, struct machine *machine __unused, @@ -248,7 +247,7 @@ static void python_process_event(union perf_event *perf_event __unused, if (!event) die("ug! no event found for type %d", (int)evsel->attr.config); - pid = trace_parse_common_pid(pevent, data); + pid = raw_field_value(event, "common_pid", data); sprintf(handler_name, "%s__%s", event->system, event->name); @@ -293,7 +292,7 @@ static void python_process_event(union perf_event *perf_event __unused, offset = field->offset; obj = PyString_FromString((char *)data + offset); } else { /* FIELD_IS_NUMERIC */ - val = read_size(pevent, data + field->offset, + val = read_size(event, data + field->offset, field->size); if (field->flags & FIELD_IS_SIGNED) { if ((long long)val >= LONG_MIN && diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c index 12088348ac02..4cb7f3831f78 100644 --- a/tools/perf/util/trace-event-parse.c +++ b/tools/perf/util/trace-event-parse.c @@ -162,9 +162,9 @@ int trace_parse_common_pid(struct pevent *pevent, void *data) return pevent_data_pid(pevent, &record); } -unsigned long long read_size(struct pevent *pevent, void *ptr, int size) +unsigned long long read_size(struct event_format *event, void *ptr, int size) { - return pevent_read_number(pevent, ptr, size); + return pevent_read_number(event->pevent, ptr, size); } void event_format__print(struct event_format *event, diff --git a/tools/perf/util/trace-event-scripting.c b/tools/perf/util/trace-event-scripting.c index 474aa7a7df43..aceb8eea15fc 100644 --- a/tools/perf/util/trace-event-scripting.c +++ b/tools/perf/util/trace-event-scripting.c @@ -36,7 +36,6 @@ static int stop_script_unsupported(void) } static void process_event_unsupported(union perf_event *event __unused, - struct pevent *pevent __unused, struct perf_sample *sample __unused, struct perf_evsel *evsel __unused, struct machine *machine __unused, diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index 069d105e0fc0..cee16350cd86 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -58,7 +58,7 @@ int trace_parse_common_pid(struct pevent *pevent, void *data); struct event_format *trace_find_next_event(struct pevent *pevent, struct event_format *event); -unsigned long long read_size(struct pevent *pevent, void *ptr, int size); +unsigned long long read_size(struct event_format *event, void *ptr, int size); unsigned long long eval_flag(const char *flag); struct pevent_record *trace_read_data(struct pevent *pevent, int cpu); @@ -81,7 +81,6 @@ struct scripting_ops { int (*start_script) (const char *script, int argc, const char **argv); int (*stop_script) (void); void (*process_event) (union perf_event *event, - struct pevent *pevent, struct perf_sample *sample, struct perf_evsel *evsel, struct machine *machine, -- 2.39.5