diff options
Diffstat (limited to 'tools/perf/builtin-script.c')
| -rw-r--r-- | tools/perf/builtin-script.c | 266 |
1 files changed, 229 insertions, 37 deletions
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 9b43bda45a41..ab19a6ee4093 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -22,9 +22,11 @@ #include "util/cpumap.h" #include "util/thread_map.h" #include "util/stat.h" +#include "util/color.h" #include "util/string2.h" #include "util/thread-stack.h" #include "util/time-utils.h" +#include "util/path.h" #include "print_binary.h" #include <linux/bitmap.h> #include <linux/kernel.h> @@ -40,6 +42,7 @@ #include <sys/param.h> #include <sys/types.h> #include <sys/stat.h> +#include <fcntl.h> #include <unistd.h> #include "sane_ctype.h" @@ -90,6 +93,8 @@ enum perf_output_field { PERF_OUTPUT_SYNTH = 1U << 25, PERF_OUTPUT_PHYS_ADDR = 1U << 26, PERF_OUTPUT_UREGS = 1U << 27, + PERF_OUTPUT_METRIC = 1U << 28, + PERF_OUTPUT_MISC = 1U << 29, }; struct output_option { @@ -124,6 +129,8 @@ struct output_option { {.str = "brstackoff", .field = PERF_OUTPUT_BRSTACKOFF}, {.str = "synth", .field = PERF_OUTPUT_SYNTH}, {.str = "phys_addr", .field = PERF_OUTPUT_PHYS_ADDR}, + {.str = "metric", .field = PERF_OUTPUT_METRIC}, + {.str = "misc", .field = PERF_OUTPUT_MISC}, }; enum { @@ -215,12 +222,20 @@ struct perf_evsel_script { char *filename; FILE *fp; u64 samples; + /* For metric output */ + u64 val; + int gnum; }; +static inline struct perf_evsel_script *evsel_script(struct perf_evsel *evsel) +{ + return (struct perf_evsel_script *)evsel->priv; +} + static struct perf_evsel_script *perf_evsel_script__new(struct perf_evsel *evsel, struct perf_data *data) { - struct perf_evsel_script *es = malloc(sizeof(*es)); + struct perf_evsel_script *es = zalloc(sizeof(*es)); if (es != NULL) { if (asprintf(&es->filename, "%s.%s.dump", data->file.path, perf_evsel__name(evsel)) < 0) @@ -228,7 +243,6 @@ static struct perf_evsel_script *perf_evsel_script__new(struct perf_evsel *evsel es->fp = fopen(es->filename, "w"); if (es->fp == NULL) goto out_free_filename; - es->samples = 0; } return es; @@ -423,11 +437,6 @@ static int perf_evsel__check_attr(struct perf_evsel *evsel, PERF_OUTPUT_CPU, allow_user_set)) return -EINVAL; - if (PRINT_FIELD(PERIOD) && - perf_evsel__check_stype(evsel, PERF_SAMPLE_PERIOD, "PERIOD", - PERF_OUTPUT_PERIOD)) - return -EINVAL; - if (PRINT_FIELD(IREGS) && perf_evsel__check_stype(evsel, PERF_SAMPLE_REGS_INTR, "IREGS", PERF_OUTPUT_IREGS)) @@ -588,7 +597,8 @@ static int perf_sample__fprintf_uregs(struct perf_sample *sample, static int perf_sample__fprintf_start(struct perf_sample *sample, struct thread *thread, - struct perf_evsel *evsel, FILE *fp) + struct perf_evsel *evsel, + u32 type, FILE *fp) { struct perf_event_attr *attr = &evsel->attr; unsigned long secs; @@ -618,6 +628,47 @@ static int perf_sample__fprintf_start(struct perf_sample *sample, printed += fprintf(fp, "[%03d] ", sample->cpu); } + if (PRINT_FIELD(MISC)) { + int ret = 0; + + #define has(m) \ + (sample->misc & PERF_RECORD_MISC_##m) == PERF_RECORD_MISC_##m + + if (has(KERNEL)) + ret += fprintf(fp, "K"); + if (has(USER)) + ret += fprintf(fp, "U"); + if (has(HYPERVISOR)) + ret += fprintf(fp, "H"); + if (has(GUEST_KERNEL)) + ret += fprintf(fp, "G"); + if (has(GUEST_USER)) + ret += fprintf(fp, "g"); + + switch (type) { + case PERF_RECORD_MMAP: + case PERF_RECORD_MMAP2: + if (has(MMAP_DATA)) + ret += fprintf(fp, "M"); + break; + case PERF_RECORD_COMM: + if (has(COMM_EXEC)) + ret += fprintf(fp, "E"); + break; + case PERF_RECORD_SWITCH: + case PERF_RECORD_SWITCH_CPU_WIDE: + if (has(SWITCH_OUT)) + ret += fprintf(fp, "S"); + default: + break; + } + + #undef has + + ret += fprintf(fp, "%*s", 6 - ret, " "); + printed += ret; + } + if (PRINT_FIELD(TIME)) { nsecs = sample->time; secs = nsecs / NSEC_PER_SEC; @@ -1437,13 +1488,16 @@ struct perf_script { bool show_mmap_events; bool show_switch_events; bool show_namespace_events; + bool show_lost_events; bool allocated; bool per_event_dump; struct cpu_map *cpus; struct thread_map *threads; int name_width; const char *time_str; - struct perf_time_interval ptime; + struct perf_time_interval *ptime_range; + int range_size; + int range_num; }; static int perf_evlist__max_name_len(struct perf_evlist *evlist) @@ -1477,6 +1531,88 @@ static int data_src__fprintf(u64 data_src, FILE *fp) return fprintf(fp, "%-*s", maxlen, out); } +struct metric_ctx { + struct perf_sample *sample; + struct thread *thread; + struct perf_evsel *evsel; + FILE *fp; +}; + +static void script_print_metric(void *ctx, const char *color, + const char *fmt, + const char *unit, double val) +{ + struct metric_ctx *mctx = ctx; + + if (!fmt) + return; + perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel, + PERF_RECORD_SAMPLE, mctx->fp); + fputs("\tmetric: ", mctx->fp); + if (color) + color_fprintf(mctx->fp, color, fmt, val); + else + printf(fmt, val); + fprintf(mctx->fp, " %s\n", unit); +} + +static void script_new_line(void *ctx) +{ + struct metric_ctx *mctx = ctx; + + perf_sample__fprintf_start(mctx->sample, mctx->thread, mctx->evsel, + PERF_RECORD_SAMPLE, mctx->fp); + fputs("\tmetric: ", mctx->fp); +} + +static void perf_sample__fprint_metric(struct perf_script *script, + struct thread *thread, + struct perf_evsel *evsel, + struct perf_sample *sample, + FILE *fp) +{ + struct perf_stat_output_ctx ctx = { + .print_metric = script_print_metric, + .new_line = script_new_line, + .ctx = &(struct metric_ctx) { + .sample = sample, + .thread = thread, + .evsel = evsel, + .fp = fp, + }, + .force_header = false, + }; + struct perf_evsel *ev2; + static bool init; + u64 val; + + if (!init) { + perf_stat__init_shadow_stats(); + init = true; + } + if (!evsel->stats) + perf_evlist__alloc_stats(script->session->evlist, false); + if (evsel_script(evsel->leader)->gnum++ == 0) + perf_stat__reset_shadow_stats(); + val = sample->period * evsel->scale; + perf_stat__update_shadow_stats(evsel, + val, + sample->cpu, + &rt_stat); + evsel_script(evsel)->val = val; + if (evsel_script(evsel->leader)->gnum == evsel->leader->nr_members) { + for_each_group_member (ev2, evsel->leader) { + perf_stat__print_shadow_stats(ev2, + evsel_script(ev2)->val, + sample->cpu, + &ctx, + NULL, + &rt_stat); + } + evsel_script(evsel->leader)->gnum = 0; + } +} + static void process_event(struct perf_script *script, struct perf_sample *sample, struct perf_evsel *evsel, struct addr_location *al, @@ -1493,7 +1629,8 @@ static void process_event(struct perf_script *script, ++es->samples; - perf_sample__fprintf_start(sample, thread, evsel, fp); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_SAMPLE, fp); if (PRINT_FIELD(PERIOD)) fprintf(fp, "%10" PRIu64 " ", sample->period); @@ -1564,6 +1701,9 @@ static void process_event(struct perf_script *script, if (PRINT_FIELD(PHYS_ADDR)) fprintf(fp, "%16" PRIx64, sample->phys_addr); fprintf(fp, "\n"); + + if (PRINT_FIELD(METRIC)) + perf_sample__fprint_metric(script, thread, evsel, sample, fp); } static struct scripting_ops *scripting_ops; @@ -1643,8 +1783,10 @@ static int process_sample_event(struct perf_tool *tool, struct perf_script *scr = container_of(tool, struct perf_script, tool); struct addr_location al; - if (perf_time__skip_sample(&scr->ptime, sample->time)) + if (perf_time__ranges_skip_sample(scr->ptime_range, scr->range_num, + sample->time)) { return 0; + } if (debug_mode) { if (sample->time < last_timestamp) { @@ -1737,7 +1879,8 @@ static int process_comm_event(struct perf_tool *tool, sample->tid = event->comm.tid; sample->pid = event->comm.pid; } - perf_sample__fprintf_start(sample, thread, evsel, stdout); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_COMM, stdout); perf_event__fprintf(event, stdout); ret = 0; out: @@ -1772,7 +1915,8 @@ static int process_namespaces_event(struct perf_tool *tool, sample->tid = event->namespaces.tid; sample->pid = event->namespaces.pid; } - perf_sample__fprintf_start(sample, thread, evsel, stdout); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_NAMESPACES, stdout); perf_event__fprintf(event, stdout); ret = 0; out: @@ -1805,7 +1949,8 @@ static int process_fork_event(struct perf_tool *tool, sample->tid = event->fork.tid; sample->pid = event->fork.pid; } - perf_sample__fprintf_start(sample, thread, evsel, stdout); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_FORK, stdout); perf_event__fprintf(event, stdout); thread__put(thread); @@ -1834,7 +1979,8 @@ static int process_exit_event(struct perf_tool *tool, sample->tid = event->fork.tid; sample->pid = event->fork.pid; } - perf_sample__fprintf_start(sample, thread, evsel, stdout); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_EXIT, stdout); perf_event__fprintf(event, stdout); if (perf_event__process_exit(tool, event, sample, machine) < 0) @@ -1869,7 +2015,8 @@ static int process_mmap_event(struct perf_tool *tool, sample->tid = event->mmap.tid; sample->pid = event->mmap.pid; } - perf_sample__fprintf_start(sample, thread, evsel, stdout); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_MMAP, stdout); perf_event__fprintf(event, stdout); thread__put(thread); return 0; @@ -1900,7 +2047,8 @@ static int process_mmap2_event(struct perf_tool *tool, sample->tid = event->mmap2.tid; sample->pid = event->mmap2.pid; } - perf_sample__fprintf_start(sample, thread, evsel, stdout); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_MMAP2, stdout); perf_event__fprintf(event, stdout); thread__put(thread); return 0; @@ -1926,7 +2074,31 @@ static int process_switch_event(struct perf_tool *tool, return -1; } - perf_sample__fprintf_start(sample, thread, evsel, stdout); + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_SWITCH, stdout); + perf_event__fprintf(event, stdout); + thread__put(thread); + return 0; +} + +static int +process_lost_event(struct perf_tool *tool, + union perf_event *event, + struct perf_sample *sample, + struct machine *machine) +{ + struct perf_script *script = container_of(tool, struct perf_script, tool); + struct perf_session *session = script->session; + struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id); + struct thread *thread; + + thread = machine__findnew_thread(machine, sample->pid, + sample->tid); + if (thread == NULL) + return -1; + + perf_sample__fprintf_start(sample, thread, evsel, + PERF_RECORD_LOST, stdout); perf_event__fprintf(event, stdout); thread__put(thread); return 0; @@ -2026,6 +2198,8 @@ static int __cmd_script(struct perf_script *script) script->tool.context_switch = process_switch_event; if (script->show_namespace_events) script->tool.namespaces = process_namespaces_event; + if (script->show_lost_events) + script->tool.lost = process_lost_event; if (perf_script__setup_per_event_dump(script)) { pr_err("Couldn't create the per event dump files\n"); @@ -2311,19 +2485,6 @@ out: return rc; } -/* Helper function for filesystems that return a dent->d_type DT_UNKNOWN */ -static int is_directory(const char *base_path, const struct dirent *dent) -{ - char path[PATH_MAX]; - struct stat st; - - sprintf(path, "%s/%s", base_path, dent->d_name); - if (stat(path, &st)) - return 0; - - return S_ISDIR(st.st_mode); -} - #define for_each_lang(scripts_path, scripts_dir, lang_dirent) \ while ((lang_dirent = readdir(scripts_dir)) != NULL) \ if ((lang_dirent->d_type == DT_DIR || \ @@ -2758,9 +2919,10 @@ static void script__setup_sample_type(struct perf_script *script) if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) { if ((sample_type & PERF_SAMPLE_REGS_USER) && - (sample_type & PERF_SAMPLE_STACK_USER)) + (sample_type & PERF_SAMPLE_STACK_USER)) { callchain_param.record_mode = CALLCHAIN_DWARF; - else if (sample_type & PERF_SAMPLE_BRANCH_STACK) + dwarf_callchain_users = true; + } else if (sample_type & PERF_SAMPLE_BRANCH_STACK) callchain_param.record_mode = CALLCHAIN_LBR; else callchain_param.record_mode = CALLCHAIN_FP; @@ -2975,6 +3137,8 @@ int cmd_script(int argc, const char **argv) "Show context switch events (if recorded)"), OPT_BOOLEAN('\0', "show-namespace-events", &script.show_namespace_events, "Show namespace events (if recorded)"), + OPT_BOOLEAN('\0', "show-lost-events", &script.show_lost_events, + "Show lost events (if recorded)"), OPT_BOOLEAN('\0', "per-event-dump", &script.per_event_dump, "Dump trace output to files named by the monitored events"), OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"), @@ -3281,18 +3445,46 @@ int cmd_script(int argc, const char **argv) if (err < 0) goto out_delete; - /* needs to be parsed after looking up reference time */ - if (perf_time__parse_str(&script.ptime, script.time_str) != 0) { - pr_err("Invalid time string\n"); - err = -EINVAL; + script.ptime_range = perf_time__range_alloc(script.time_str, + &script.range_size); + if (!script.ptime_range) { + err = -ENOMEM; goto out_delete; } + /* needs to be parsed after looking up reference time */ + if (perf_time__parse_str(script.ptime_range, script.time_str) != 0) { + if (session->evlist->first_sample_time == 0 && + session->evlist->last_sample_time == 0) { + pr_err("HINT: no first/last sample time found in perf data.\n" + "Please use latest perf binary to execute 'perf record'\n" + "(if '--buildid-all' is enabled, please set '--timestamp-boundary').\n"); + err = -EINVAL; + goto out_delete; + } + + script.range_num = perf_time__percent_parse_str( + script.ptime_range, script.range_size, + script.time_str, + session->evlist->first_sample_time, + session->evlist->last_sample_time); + + if (script.range_num < 0) { + pr_err("Invalid time string\n"); + err = -EINVAL; + goto out_delete; + } + } else { + script.range_num = 1; + } + err = __cmd_script(&script); flush_scripting(); out_delete: + zfree(&script.ptime_range); + perf_evlist__free_stats(session->evlist); perf_session__delete(session); |