diff options
Diffstat (limited to 'tools/perf/builtin-script.c')
| -rw-r--r-- | tools/perf/builtin-script.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index e2b9aff6506e..952dce979252 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -573,6 +573,7 @@ struct perf_script { struct perf_tool tool; struct perf_session *session; bool show_task_events; + bool show_mmap_events; }; static int process_attr(struct perf_tool *tool, union perf_event *event, @@ -698,6 +699,68 @@ static int process_exit_event(struct perf_tool *tool, return 0; } +static int process_mmap_event(struct perf_tool *tool, + union perf_event *event, + struct perf_sample *sample, + struct machine *machine) +{ + struct thread *thread; + struct perf_script *script = container_of(tool, struct perf_script, tool); + struct perf_session *session = script->session; + struct perf_evsel *evsel = perf_evlist__first(session->evlist); + + if (perf_event__process_mmap(tool, event, sample, machine) < 0) + return -1; + + thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid); + if (thread == NULL) { + pr_debug("problem processing MMAP event, skipping it.\n"); + return -1; + } + + if (!evsel->attr.sample_id_all) { + sample->cpu = 0; + sample->time = 0; + sample->tid = event->mmap.tid; + sample->pid = event->mmap.pid; + } + print_sample_start(sample, thread, evsel); + perf_event__fprintf(event, stdout); + + return 0; +} + +static int process_mmap2_event(struct perf_tool *tool, + union perf_event *event, + struct perf_sample *sample, + struct machine *machine) +{ + struct thread *thread; + struct perf_script *script = container_of(tool, struct perf_script, tool); + struct perf_session *session = script->session; + struct perf_evsel *evsel = perf_evlist__first(session->evlist); + + if (perf_event__process_mmap2(tool, event, sample, machine) < 0) + return -1; + + thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid); + if (thread == NULL) { + pr_debug("problem processing MMAP2 event, skipping it.\n"); + return -1; + } + + if (!evsel->attr.sample_id_all) { + sample->cpu = 0; + sample->time = 0; + sample->tid = event->mmap2.tid; + sample->pid = event->mmap2.pid; + } + print_sample_start(sample, thread, evsel); + perf_event__fprintf(event, stdout); + + return 0; +} + static void sig_handler(int sig __maybe_unused) { session_done = 1; @@ -715,6 +778,10 @@ static int __cmd_script(struct perf_script *script) script->tool.fork = process_fork_event; script->tool.exit = process_exit_event; } + if (script->show_mmap_events) { + script->tool.mmap = process_mmap_event; + script->tool.mmap2 = process_mmap2_event; + } ret = perf_session__process_events(script->session, &script->tool); @@ -1480,6 +1547,8 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) "Show the path of [kernel.kallsyms]"), OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events, "Show the fork/comm/exit events"), + OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events, + "Show the mmap events"), OPT_END() }; const char * const script_usage[] = { |