diff options
Diffstat (limited to 'tools/perf/builtin-report.c')
| -rw-r--r-- | tools/perf/builtin-report.c | 1123 |
1 files changed, 811 insertions, 312 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 4958095be4fc..add6b1c2aaf0 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -8,15 +8,20 @@ */ #include "builtin.h" -#include "util/util.h" #include "util/config.h" #include "util/annotate.h" #include "util/color.h" +#include "util/dso.h" #include <linux/list.h> #include <linux/rbtree.h> #include <linux/err.h> +#include <linux/zalloc.h> +#include "util/map.h" #include "util/symbol.h" +#include "util/map_symbol.h" +#include "util/mem-events.h" +#include "util/branch.h" #include "util/callchain.h" #include "util/values.h" @@ -24,8 +29,11 @@ #include "util/debug.h" #include "util/evlist.h" #include "util/evsel.h" +#include "util/evswitch.h" #include "util/header.h" +#include "util/mem-info.h" #include "util/session.h" +#include "util/srcline.h" #include "util/tool.h" #include <subcmd/parse-options.h> @@ -40,24 +48,42 @@ #include "util/time-utils.h" #include "util/auxtrace.h" #include "util/units.h" -#include "util/branch.h" +#include "util/util.h" // perf_tip() +#include "ui/ui.h" +#include "ui/progress.h" +#include "util/block-info.h" #include <dlfcn.h> #include <errno.h> #include <inttypes.h> #include <regex.h> +#include <linux/ctype.h> #include <signal.h> #include <linux/bitmap.h> +#include <linux/list_sort.h> +#include <linux/string.h> #include <linux/stringify.h> +#include <linux/time64.h> #include <sys/types.h> #include <sys/stat.h> #include <unistd.h> #include <linux/mman.h> +#ifdef HAVE_LIBTRACEEVENT +#include <event-parse.h> +#endif + struct report { struct perf_tool tool; struct perf_session *session; - bool use_tui, use_gtk, use_stdio; + struct evswitch evswitch; +#ifdef HAVE_SLANG_SUPPORT + bool use_tui; +#endif +#ifdef HAVE_GTK2_SUPPORT + bool use_gtk; +#endif + bool use_stdio; bool show_full_info; bool show_threads; bool inverted_callchain; @@ -69,9 +95,12 @@ struct report { bool header_only; bool nonany_branch_mode; bool group_set; + bool stitch_lbr; + bool disable_order; + bool skip_empty; + bool data_type; int max_stack; struct perf_read_values show_threads_values; - struct annotation_options annotation_opts; const char *pretty_printing_style; const char *cpu_list; const char *symbol_filter_str; @@ -82,10 +111,16 @@ struct report { float min_percent; u64 nr_entries; u64 queue_size; + u64 total_cycles; + u64 total_samples; + u64 singlethreaded_samples; int socket_filter; DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); struct branch_type_stat brtype_stat; bool symbol_ipc; + bool total_cycles_mode; + struct block_report *block_reports; + int nr_block_reports; }; static int report__config(const char *var, const char *value, void *cb) @@ -112,9 +147,19 @@ static int report__config(const char *var, const char *value, void *cb) if (!strcmp(var, "report.sort_order")) { default_sort_order = strdup(value); + if (!default_sort_order) { + pr_err("Not enough memory for report.sort_order\n"); + return -1; + } + return 0; + } + + if (!strcmp(var, "report.skip-empty")) { + rep->skip_empty = perf_config_bool(var, value); return 0; } + pr_debug("%s variable unknown, ignoring...", var); return 0; } @@ -125,7 +170,7 @@ static int hist_iter__report_callback(struct hist_entry_iter *iter, int err = 0; struct report *rep = arg; struct hist_entry *he = iter->he; - struct perf_evsel *evsel = iter->evsel; + struct evsel *evsel = iter->evsel; struct perf_sample *sample = iter->sample; struct mem_info *mi; struct branch_info *bi; @@ -133,9 +178,6 @@ static int hist_iter__report_callback(struct hist_entry_iter *iter, if (!ui__has_annotation() && !rep->symbol_ipc) return 0; - hist__account_cycles(sample->branch_stack, al, sample, - rep->nonany_branch_mode); - if (sort__mode == SORT_MODE__BRANCH) { bi = he->branch_info; err = addr_map_symbol__inc_samples(&bi->from, sample, evsel); @@ -146,7 +188,7 @@ static int hist_iter__report_callback(struct hist_entry_iter *iter, } else if (rep->mem_mode) { mi = he->mem_info; - err = addr_map_symbol__inc_samples(&mi->daddr, sample, evsel); + err = addr_map_symbol__inc_samples(mem_info__daddr(mi), sample, evsel); if (err) goto out; @@ -170,50 +212,49 @@ static int hist_iter__branch_callback(struct hist_entry_iter *iter, { struct hist_entry *he = iter->he; struct report *rep = arg; - struct branch_info *bi; + struct branch_info *bi = he->branch_info; struct perf_sample *sample = iter->sample; - struct perf_evsel *evsel = iter->evsel; + struct evsel *evsel = iter->evsel; int err; + branch_type_count(&rep->brtype_stat, &bi->flags, + bi->from.addr, bi->to.addr); + if (!ui__has_annotation() && !rep->symbol_ipc) return 0; - hist__account_cycles(sample->branch_stack, al, sample, - rep->nonany_branch_mode); - - bi = he->branch_info; err = addr_map_symbol__inc_samples(&bi->from, sample, evsel); if (err) goto out; err = addr_map_symbol__inc_samples(&bi->to, sample, evsel); - branch_type_count(&rep->brtype_stat, &bi->flags, - bi->from.addr, bi->to.addr); - out: return err; } static void setup_forced_leader(struct report *report, - struct perf_evlist *evlist) + struct evlist *evlist) { if (report->group_set) - perf_evlist__force_leader(evlist); + evlist__force_leader(evlist); } -static int process_feature_event(struct perf_session *session, +static int process_feature_event(const struct perf_tool *tool, + struct perf_session *session, union perf_event *event) { - struct report *rep = container_of(session->tool, struct report, tool); + struct report *rep = container_of(tool, struct report, tool); if (event->feat.feat_id < HEADER_LAST_FEATURE) return perf_event__process_feature(session, event); if (event->feat.feat_id != HEADER_LAST_FEATURE) { - pr_err("failed: wrong feature ID: %" PRIu64 "\n", + pr_err("failed: wrong feature ID: %" PRI_lu64 "\n", event->feat.feat_id); return -1; + } else if (rep->header_only) { + session_done = 1; } /* @@ -225,10 +266,10 @@ static int process_feature_event(struct perf_session *session, return 0; } -static int process_sample_event(struct perf_tool *tool, +static int process_sample_event(const struct perf_tool *tool, union perf_event *event, struct perf_sample *sample, - struct perf_evsel *evsel, + struct evsel *evsel, struct machine *machine) { struct report *rep = container_of(tool, struct report, tool); @@ -246,12 +287,20 @@ static int process_sample_event(struct perf_tool *tool, return 0; } + if (evswitch__discard(&rep->evswitch, evsel)) + return 0; + + addr_location__init(&al); if (machine__resolve(machine, &al, sample) < 0) { pr_debug("problem processing %d event, skipping it.\n", event->header.type); - return -1; + ret = -1; + goto out_put; } + if (rep->stitch_lbr) + thread__set_lbr_stitch_enable(al.thread, true); + if (symbol_conf.hide_unresolved && al.sym == NULL) goto out_put; @@ -277,30 +326,38 @@ static int process_sample_event(struct perf_tool *tool, } if (al.map != NULL) - al.map->dso->hit = 1; + dso__set_hit(map__dso(al.map)); + + if (ui__has_annotation() || rep->symbol_ipc || rep->total_cycles_mode) { + hist__account_cycles(sample->branch_stack, &al, sample, + rep->nonany_branch_mode, + &rep->total_cycles, evsel); + } + + rep->total_samples++; + if (al.parallelism == 1) + rep->singlethreaded_samples++; ret = hist_entry_iter__add(&iter, &al, rep->max_stack, rep); if (ret < 0) pr_debug("problem adding hist entry, skipping event\n"); out_put: - addr_location__put(&al); + addr_location__exit(&al); return ret; } -static int process_read_event(struct perf_tool *tool, +static int process_read_event(const struct perf_tool *tool, union perf_event *event, struct perf_sample *sample __maybe_unused, - struct perf_evsel *evsel, + struct evsel *evsel, struct machine *machine __maybe_unused) { struct report *rep = container_of(tool, struct report, tool); if (rep->show_threads) { - const char *name = evsel ? perf_evsel__name(evsel) : "unknown"; int err = perf_read_values_add_value(&rep->show_threads_values, event->read.pid, event->read.tid, - evsel->idx, - name, + evsel, event->read.value); if (err) @@ -314,16 +371,19 @@ static int process_read_event(struct perf_tool *tool, static int report__setup_sample_type(struct report *rep) { struct perf_session *session = rep->session; - u64 sample_type = perf_evlist__combined_sample_type(session->evlist); + u64 sample_type = evlist__combined_sample_type(session->evlist); bool is_pipe = perf_data__is_pipe(session->data); + struct evsel *evsel; if (session->itrace_synth_opts->callchain || + session->itrace_synth_opts->add_callchain || (!is_pipe && perf_header__has_feat(&session->header, HEADER_AUXTRACE) && !session->itrace_synth_opts->set)) sample_type |= PERF_SAMPLE_CALLCHAIN; - if (session->itrace_synth_opts->last_branch) + if (session->itrace_synth_opts->last_branch || + session->itrace_synth_opts->add_last_branch) sample_type |= PERF_SAMPLE_BRANCH_STACK; if (!is_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) { @@ -354,7 +414,7 @@ static int report__setup_sample_type(struct report *rep) /* Silently ignore if callchain is missing */ if (!(sample_type & PERF_SAMPLE_CALLCHAIN)) { symbol_conf.cumulate_callchain = false; - perf_hpp__cancel_cumulate(); + perf_hpp__cancel_cumulate(session->evlist); } } @@ -367,22 +427,46 @@ static int report__setup_sample_type(struct report *rep) } } - if (symbol_conf.use_callchain || symbol_conf.cumulate_callchain) { - if ((sample_type & PERF_SAMPLE_REGS_USER) && - (sample_type & PERF_SAMPLE_STACK_USER)) { - callchain_param.record_mode = CALLCHAIN_DWARF; - 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; + if (sort__mode == SORT_MODE__MEMORY) { + /* + * FIXUP: prior to kernel 5.18, Arm SPE missed to set + * PERF_SAMPLE_DATA_SRC bit in sample type. For backward + * compatibility, set the bit if it's an old perf data file. + */ + evlist__for_each_entry(session->evlist, evsel) { + if (strstr(evsel__name(evsel), "arm_spe") && + !(sample_type & PERF_SAMPLE_DATA_SRC)) { + evsel->core.attr.sample_type |= PERF_SAMPLE_DATA_SRC; + sample_type |= PERF_SAMPLE_DATA_SRC; + } + } + + if (!is_pipe && !(sample_type & PERF_SAMPLE_DATA_SRC)) { + ui__error("Selected --mem-mode but no mem data. " + "Did you call perf record without -d?\n"); + return -1; + } + } + + callchain_param_setup(sample_type, perf_env__arch(perf_session__env(rep->session))); + + if (rep->stitch_lbr && (callchain_param.record_mode != CALLCHAIN_LBR)) { + ui__warning("Can't find LBR callchain. Switch off --stitch-lbr.\n" + "Please apply --call-graph lbr when recording.\n"); + rep->stitch_lbr = false; } /* ??? handle more cases than just ANY? */ - if (!(perf_evlist__combined_branch_type(session->evlist) & - PERF_SAMPLE_BRANCH_ANY)) + if (!(evlist__combined_branch_type(session->evlist) & PERF_SAMPLE_BRANCH_ANY)) rep->nonany_branch_mode = true; +#if !defined(HAVE_LIBUNWIND_SUPPORT) && !defined(HAVE_LIBDW_SUPPORT) + if (dwarf_callchain_users) { + ui__warning("Please install libunwind or libdw " + "development packages during the perf build.\n"); + } +#endif + return 0; } @@ -396,9 +480,9 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report { size_t ret; char unit; - unsigned long nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; + unsigned long nr_samples = hists->stats.nr_samples; u64 nr_events = hists->stats.total_period; - struct perf_evsel *evsel = hists_to_evsel(hists); + struct evsel *evsel = hists_to_evsel(hists); char buf[512]; size_t size = sizeof(buf); int socked_id = hists->socket_filter; @@ -411,10 +495,10 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report nr_events = hists->stats.total_non_filtered_period; } - if (perf_evsel__is_group_event(evsel)) { - struct perf_evsel *pos; + if (evsel__is_group_event(evsel)) { + struct evsel *pos; - perf_evsel__group_desc(evsel, buf, size); + evsel__group_desc(evsel, buf, size); evname = buf; for_each_group_member(pos, evsel) { @@ -424,7 +508,7 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report nr_samples += pos_hists->stats.nr_non_filtered_samples; nr_events += pos_hists->stats.total_non_filtered_period; } else { - nr_samples += pos_hists->stats.nr_events[PERF_RECORD_SAMPLE]; + nr_samples += pos_hists->stats.nr_samples; nr_events += pos_hists->stats.total_period; } } @@ -434,20 +518,22 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit); if (evname != NULL) { ret += fprintf(fp, " of event%s '%s'", - evsel->nr_members > 1 ? "s" : "", evname); + evsel->core.nr_members > 1 ? "s" : "", evname); } if (rep->time_str) ret += fprintf(fp, " (time slices: %s)", rep->time_str); - if (symbol_conf.show_ref_callgraph && - strstr(evname, "call-graph=no")) { + if (symbol_conf.show_ref_callgraph && evname && strstr(evname, "call-graph=no")) { ret += fprintf(fp, ", show reference callgraph"); } if (rep->mem_mode) { ret += fprintf(fp, "\n# Total weight : %" PRIu64, nr_events); - ret += fprintf(fp, "\n# Sort order : %s", sort_order ? : default_mem_sort_order); + if (sort_order || !field_order) { + ret += fprintf(fp, "\n# Sort order : %s", + sort_order ? : default_mem_sort_order); + } } else ret += fprintf(fp, "\n# Event count (approx.): %" PRIu64, nr_events); @@ -457,11 +543,26 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report return ret + fprintf(fp, "\n#\n"); } -static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist, - struct report *rep, - const char *help) +static int evlist__tui_block_hists_browse(struct evlist *evlist, struct report *rep) { - struct perf_evsel *pos; + struct evsel *pos; + int i = 0, ret; + + evlist__for_each_entry(evlist, pos) { + ret = report__browse_block_hists(&rep->block_reports[i++].hist, + rep->min_percent, pos, + perf_session__env(rep->session)); + if (ret != 0) + return ret; + } + + return 0; +} + +static int evlist__tty_browse_hists(struct evlist *evlist, struct report *rep, const char *help) +{ + struct evsel *pos; + int i = 0; if (!quiet) { fprintf(stdout, "#\n# Total Lost Samples: %" PRIu64 "\n#\n", @@ -470,13 +571,30 @@ static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist, evlist__for_each_entry(evlist, pos) { struct hists *hists = evsel__hists(pos); - const char *evname = perf_evsel__name(pos); + const char *evname = evsel__name(pos); + + i++; + if (symbol_conf.event_group && !evsel__is_group_leader(pos)) + continue; - if (symbol_conf.event_group && - !perf_evsel__is_group_leader(pos)) + if (rep->skip_empty && !hists->stats.nr_samples) continue; hists__fprintf_nr_sample_events(hists, rep, evname, stdout); + + if (rep->total_cycles_mode) { + char *buf; + + if (!annotation_br_cntr_abbr_list(&buf, pos, true)) { + fprintf(stdout, "%s", buf); + fprintf(stdout, "#\n"); + free(buf); + } + report__browse_block_hists(&rep->block_reports[i - 1].hist, + rep->min_percent, pos, NULL); + continue; + } + hists__fprintf(hists, !quiet, 0, 0, rep->min_percent, stdout, !(symbol_conf.use_callchain || symbol_conf.show_branchflag_count)); @@ -504,11 +622,11 @@ static void report__warn_kptr_restrict(const struct report *rep) struct map *kernel_map = machine__kernel_map(&rep->session->machines.host); struct kmap *kernel_kmap = kernel_map ? map__kmap(kernel_map) : NULL; - if (perf_evlist__exclude_kernel(rep->session->evlist)) + if (evlist__exclude_kernel(rep->session->evlist)) return; if (kernel_map == NULL || - (kernel_map->dso->hit && + (dso__hit(map__dso(kernel_map)) && (kernel_kmap->ref_reloc_sym == NULL || kernel_kmap->ref_reloc_sym->addr == 0))) { const char *desc = @@ -530,10 +648,10 @@ static void report__warn_kptr_restrict(const struct report *rep) static int report__gtk_browse_hists(struct report *rep, const char *help) { - int (*hist_browser)(struct perf_evlist *evlist, const char *help, + int (*hist_browser)(struct evlist *evlist, const char *help, struct hist_browser_timer *timer, float min_pcnt); - hist_browser = dlsym(perf_gtk_handle, "perf_evlist__gtk_browse_hists"); + hist_browser = dlsym(perf_gtk_handle, "evlist__gtk_browse_hists"); if (hist_browser == NULL) { ui__error("GTK browser not found!\n"); @@ -547,52 +665,73 @@ static int report__browse_hists(struct report *rep) { int ret; struct perf_session *session = rep->session; - struct perf_evlist *evlist = session->evlist; - const char *help = perf_tip(system_path(TIPDIR)); + struct evlist *evlist = session->evlist; + char *help = NULL, *path = NULL; - if (help == NULL) { + path = system_path(TIPDIR); + if (perf_tip(&help, path) || help == NULL) { /* fallback for people who don't install perf ;-) */ - help = perf_tip(DOCDIR); - if (help == NULL) - help = "Cannot load tips.txt file, please install perf!"; + free(path); + path = system_path(DOCDIR); + if (perf_tip(&help, path) || help == NULL) + help = strdup("Cannot load tips.txt file, please install perf!"); } + free(path); switch (use_browser) { case 1: - ret = perf_evlist__tui_browse_hists(evlist, help, NULL, - rep->min_percent, - &session->header.env, - true, &rep->annotation_opts); + if (rep->total_cycles_mode) { + ret = evlist__tui_block_hists_browse(evlist, rep); + break; + } + + ret = evlist__tui_browse_hists(evlist, help, NULL, rep->min_percent, + perf_session__env(session), true); /* * Usually "ret" is the last pressed key, and we only * care if the key notifies us to switch data file. */ - if (ret != K_SWITCH_INPUT_DATA) + if (ret != K_SWITCH_INPUT_DATA && ret != K_RELOAD) ret = 0; break; case 2: ret = report__gtk_browse_hists(rep, help); break; default: - ret = perf_evlist__tty_browse_hists(evlist, rep, help); + ret = evlist__tty_browse_hists(evlist, rep, help); break; } - + free(help); return ret; } static int report__collapse_hists(struct report *rep) { + struct perf_session *session = rep->session; + struct evlist *evlist = session->evlist; struct ui_progress prog; - struct perf_evsel *pos; + struct evsel *pos; int ret = 0; + /* + * The pipe data needs to setup hierarchy hpp formats now, because it + * cannot know about evsels in the data before reading the data. The + * normal file data saves the event (attribute) info in the header + * section, but pipe does not have the luxury. + */ + if (perf_data__is_pipe(session->data)) { + if (perf_hpp__setup_hists_formats(&perf_hpp_list, evlist) < 0) { + ui__error("Failed to setup hierarchy output formats\n"); + return -1; + } + } + ui_progress__init(&prog, rep->nr_entries, "Merging related events..."); evlist__for_each_entry(rep->session->evlist, pos) { struct hists *hists = evsel__hists(pos); - if (pos->idx == 0) + if (pos->core.idx == 0) hists->symbol_filter_str = rep->symbol_filter_str; hists->socket_filter = rep->socket_filter; @@ -602,9 +741,8 @@ static int report__collapse_hists(struct report *rep) break; /* Non-group events are considered as leader */ - if (symbol_conf.event_group && - !perf_evsel__is_group_leader(pos)) { - struct hists *leader_hists = evsel__hists(pos->leader); + if (symbol_conf.event_group && !evsel__is_group_leader(pos)) { + struct hists *leader_hists = evsel__hists(evsel__leader(pos)); hists__match(leader_hists, hists); hists__link(leader_hists, hists); @@ -615,22 +753,78 @@ static int report__collapse_hists(struct report *rep) return ret; } +static int hists__resort_cb(struct hist_entry *he, void *arg) +{ + struct report *rep = arg; + struct symbol *sym = he->ms.sym; + + if (rep->symbol_ipc && sym && !sym->annotate2) { + struct evsel *evsel = hists_to_evsel(he->hists); + + symbol__annotate2(&he->ms, evsel, NULL); + } + + return 0; +} + static void report__output_resort(struct report *rep) { struct ui_progress prog; - struct perf_evsel *pos; + struct evsel *pos; ui_progress__init(&prog, rep->nr_entries, "Sorting events for output..."); - evlist__for_each_entry(rep->session->evlist, pos) - perf_evsel__output_resort(pos, &prog); + evlist__for_each_entry(rep->session->evlist, pos) { + evsel__output_resort_cb(pos, &prog, hists__resort_cb, rep); + } ui_progress__finish(); } +static int count_sample_event(const struct perf_tool *tool __maybe_unused, + union perf_event *event __maybe_unused, + struct perf_sample *sample __maybe_unused, + struct evsel *evsel, + struct machine *machine __maybe_unused) +{ + struct hists *hists = evsel__hists(evsel); + + hists__inc_nr_events(hists); + return 0; +} + +static int count_lost_samples_event(const struct perf_tool *tool, + union perf_event *event, + struct perf_sample *sample, + struct machine *machine __maybe_unused) +{ + struct report *rep = container_of(tool, struct report, tool); + struct evsel *evsel; + + evsel = evlist__id2evsel(rep->session->evlist, sample->id); + if (evsel) { + struct hists *hists = evsel__hists(evsel); + u32 count = event->lost_samples.lost; + + if (event->header.misc & PERF_RECORD_MISC_LOST_SAMPLES_BPF) + hists__inc_nr_dropped_samples(hists, count); + else + hists__inc_nr_lost_samples(hists, count); + } + return 0; +} + +static int process_attr(const struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct evlist **pevlist); + static void stats_setup(struct report *rep) { - memset(&rep->tool, 0, sizeof(rep->tool)); + perf_tool__init(&rep->tool, /*ordered_events=*/false); + rep->tool.attr = process_attr; + rep->tool.sample = count_sample_event; + rep->tool.lost_samples = count_lost_samples_event; + rep->tool.event_update = perf_event__process_event_update; rep->tool.no_warn = true; } @@ -639,166 +833,231 @@ static int stats_print(struct report *rep) struct perf_session *session = rep->session; perf_session__fprintf_nr_events(session, stdout); + evlist__fprintf_nr_events(session->evlist, stdout); return 0; } static void tasks_setup(struct report *rep) { - memset(&rep->tool, 0, sizeof(rep->tool)); - rep->tool.ordered_events = true; + perf_tool__init(&rep->tool, /*ordered_events=*/true); if (rep->mmaps_mode) { rep->tool.mmap = perf_event__process_mmap; rep->tool.mmap2 = perf_event__process_mmap2; } + rep->tool.attr = process_attr; rep->tool.comm = perf_event__process_comm; rep->tool.exit = perf_event__process_exit; rep->tool.fork = perf_event__process_fork; rep->tool.no_warn = true; } -struct task { - struct thread *thread; - struct list_head list; - struct list_head children; +struct maps__fprintf_task_args { + int indent; + FILE *fp; + size_t printed; }; -static struct task *tasks_list(struct task *task, struct machine *machine) +static int maps__fprintf_task_cb(struct map *map, void *data) { - struct thread *parent_thread, *thread = task->thread; - struct task *parent_task; - - /* Already listed. */ - if (!list_empty(&task->list)) - return NULL; + struct maps__fprintf_task_args *args = data; + const struct dso *dso = map__dso(map); + u32 prot = map__prot(map); + const struct dso_id *dso_id = dso__id_const(dso); + int ret; + char buf[SBUILD_ID_SIZE]; - /* Last one in the chain. */ - if (thread->ppid == -1) - return task; + if (dso_id->mmap2_valid) + snprintf(buf, sizeof(buf), "%" PRIu64, dso_id->ino); + else + build_id__snprintf(&dso_id->build_id, buf, sizeof(buf)); + + ret = fprintf(args->fp, + "%*s %" PRIx64 "-%" PRIx64 " %c%c%c%c %08" PRIx64 " %s %s\n", + args->indent, "", map__start(map), map__end(map), + prot & PROT_READ ? 'r' : '-', + prot & PROT_WRITE ? 'w' : '-', + prot & PROT_EXEC ? 'x' : '-', + map__flags(map) ? 's' : 'p', + map__pgoff(map), + buf, dso__name(dso)); - parent_thread = machine__find_thread(machine, -1, thread->ppid); - if (!parent_thread) - return ERR_PTR(-ENOENT); + if (ret < 0) + return ret; - parent_task = thread__priv(parent_thread); - list_add_tail(&task->list, &parent_task->children); - return tasks_list(parent_task, machine); + args->printed += ret; + return 0; } static size_t maps__fprintf_task(struct maps *maps, int indent, FILE *fp) { - size_t printed = 0; - struct rb_node *nd; - - for (nd = rb_first(&maps->entries); nd; nd = rb_next(nd)) { - struct map *map = rb_entry(nd, struct map, rb_node); - - printed += fprintf(fp, "%*s %" PRIx64 "-%" PRIx64 " %c%c%c%c %08" PRIx64 " %" PRIu64 " %s\n", - indent, "", map->start, map->end, - map->prot & PROT_READ ? 'r' : '-', - map->prot & PROT_WRITE ? 'w' : '-', - map->prot & PROT_EXEC ? 'x' : '-', - map->flags & MAP_SHARED ? 's' : 'p', - map->pgoff, - map->ino, map->dso->name); - } + struct maps__fprintf_task_args args = { + .indent = indent, + .fp = fp, + .printed = 0, + }; - return printed; -} + maps__for_each_map(maps, maps__fprintf_task_cb, &args); -static int map_groups__fprintf_task(struct map_groups *mg, int indent, FILE *fp) -{ - return maps__fprintf_task(&mg->maps, indent, fp); + return args.printed; } -static void task__print_level(struct task *task, FILE *fp, int level) +static int thread_level(struct machine *machine, const struct thread *thread) { - struct thread *thread = task->thread; - struct task *child; - int comm_indent = fprintf(fp, " %8d %8d %8d |%*s", - thread->pid_, thread->tid, thread->ppid, - level, ""); + struct thread *parent_thread; + int res; - fprintf(fp, "%s\n", thread__comm_str(thread)); + if (thread__tid(thread) <= 0) + return 0; - map_groups__fprintf_task(thread->mg, comm_indent, fp); + if (thread__ppid(thread) <= 0) + return 1; - if (!list_empty(&task->children)) { - list_for_each_entry(child, &task->children, list) - task__print_level(child, fp, level + 1); + parent_thread = machine__find_thread(machine, -1, thread__ppid(thread)); + if (!parent_thread) { + pr_err("Missing parent thread of %d\n", thread__tid(thread)); + return 0; } + res = 1 + thread_level(machine, parent_thread); + thread__put(parent_thread); + return res; } -static int tasks_print(struct report *rep, FILE *fp) +static void task__print_level(struct machine *machine, struct thread *thread, FILE *fp) { - struct perf_session *session = rep->session; - struct machine *machine = &session->machines.host; - struct task *tasks, *task; - unsigned int nr = 0, itask = 0, i; - struct rb_node *nd; - LIST_HEAD(list); + int level = thread_level(machine, thread); + int comm_indent = fprintf(fp, " %8d %8d %8d |%*s", + thread__pid(thread), thread__tid(thread), + thread__ppid(thread), level, ""); - /* - * No locking needed while accessing machine->threads, - * because --tasks is single threaded command. - */ + fprintf(fp, "%s\n", thread__comm_str(thread)); - /* Count all the threads. */ - for (i = 0; i < THREADS__TABLE_SIZE; i++) - nr += machine->threads[i].nr; + maps__fprintf_task(thread__maps(thread), comm_indent, fp); +} - tasks = malloc(sizeof(*tasks) * nr); - if (!tasks) - return -ENOMEM; +/* + * Sort two thread list nodes such that they form a tree. The first node is the + * root of the tree, its children are ordered numerically after it. If a child + * has children itself then they appear immediately after their parent. For + * example, the 4 threads in the order they'd appear in the list: + * - init with a TID 1 and a parent of 0 + * - systemd with a TID 3000 and a parent of init/1 + * - systemd child thread with TID 4000, the parent is 3000 + * - NetworkManager is a child of init with a TID of 3500. + */ +static int task_list_cmp(void *priv, const struct list_head *la, const struct list_head *lb) +{ + struct machine *machine = priv; + struct thread_list *task_a = list_entry(la, struct thread_list, list); + struct thread_list *task_b = list_entry(lb, struct thread_list, list); + struct thread *a = task_a->thread; + struct thread *b = task_b->thread; + int level_a, level_b, res; + + /* Same thread? */ + if (thread__tid(a) == thread__tid(b)) + return 0; - for (i = 0; i < THREADS__TABLE_SIZE; i++) { - struct threads *threads = &machine->threads[i]; + /* Compare a and b to root. */ + if (thread__tid(a) == 0) + return -1; - for (nd = rb_first(&threads->entries); nd; nd = rb_next(nd)) { - task = tasks + itask++; + if (thread__tid(b) == 0) + return 1; - task->thread = rb_entry(nd, struct thread, rb_node); - INIT_LIST_HEAD(&task->children); - INIT_LIST_HEAD(&task->list); - thread__set_priv(task->thread, task); - } - } + /* If parents match sort by tid. */ + if (thread__ppid(a) == thread__ppid(b)) + return thread__tid(a) < thread__tid(b) ? -1 : 1; /* - * Iterate every task down to the unprocessed parent - * and link all in task children list. Task with no - * parent is added into 'list'. + * Find a and b such that if they are a child of each other a and b's + * tid's match, otherwise a and b have a common parent and distinct + * tid's to sort by. First make the depths of the threads match. */ - for (itask = 0; itask < nr; itask++) { - task = tasks + itask; - - if (!list_empty(&task->list)) - continue; - - task = tasks_list(task, machine); - if (IS_ERR(task)) { - pr_err("Error: failed to process tasks\n"); - free(tasks); - return PTR_ERR(task); + level_a = thread_level(machine, a); + level_b = thread_level(machine, b); + a = thread__get(a); + b = thread__get(b); + for (int i = level_a; i > level_b; i--) { + struct thread *parent = machine__find_thread(machine, -1, thread__ppid(a)); + + thread__put(a); + if (!parent) { + pr_err("Missing parent thread of %d\n", thread__tid(a)); + thread__put(b); + return -1; } - - if (task) - list_add_tail(&task->list, &list); + a = parent; + } + for (int i = level_b; i > level_a; i--) { + struct thread *parent = machine__find_thread(machine, -1, thread__ppid(b)); + + thread__put(b); + if (!parent) { + pr_err("Missing parent thread of %d\n", thread__tid(b)); + thread__put(a); + return 1; + } + b = parent; + } + /* Search up to a common parent. */ + while (thread__ppid(a) != thread__ppid(b)) { + struct thread *parent; + + parent = machine__find_thread(machine, -1, thread__ppid(a)); + thread__put(a); + if (!parent) + pr_err("Missing parent thread of %d\n", thread__tid(a)); + a = parent; + parent = machine__find_thread(machine, -1, thread__ppid(b)); + thread__put(b); + if (!parent) + pr_err("Missing parent thread of %d\n", thread__tid(b)); + b = parent; + if (!a || !b) { + /* Handle missing parent (unexpected) with some sanity. */ + thread__put(a); + thread__put(b); + return !a && !b ? 0 : (!a ? -1 : 1); + } + } + if (thread__tid(a) == thread__tid(b)) { + /* a is a child of b or vice-versa, deeper levels appear later. */ + res = level_a < level_b ? -1 : (level_a > level_b ? 1 : 0); + } else { + /* Sort by tid now the parent is the same. */ + res = thread__tid(a) < thread__tid(b) ? -1 : 1; } + thread__put(a); + thread__put(b); + return res; +} - fprintf(fp, "# %8s %8s %8s %s\n", "pid", "tid", "ppid", "comm"); +static int tasks_print(struct report *rep, FILE *fp) +{ + struct machine *machine = &rep->session->machines.host; + LIST_HEAD(tasks); + int ret; - list_for_each_entry(task, &list, list) - task__print_level(task, fp, 0); + ret = machine__thread_list(machine, &tasks); + if (!ret) { + struct thread_list *task; - free(tasks); - return 0; + list_sort(machine, &tasks, task_list_cmp); + + fprintf(fp, "# %8s %8s %8s %s\n", "pid", "tid", "ppid", "comm"); + + list_for_each_entry(task, &tasks, list) + task__print_level(machine, task->thread, fp); + } + thread_list__delete(&tasks); + return ret; } static int __cmd_report(struct report *rep) { int ret; struct perf_session *session = rep->session; - struct perf_evsel *pos; + struct evsel *pos; struct perf_data *data = session->data; signal(SIGINT, sig_handler); @@ -837,6 +1096,13 @@ static int __cmd_report(struct report *rep) return ret; } + /* Don't show Latency column for non-parallel profiles by default. */ + if (!symbol_conf.prefer_latency && rep->total_samples && + rep->singlethreaded_samples * 100 / rep->total_samples >= 99) + perf_hpp__cancel_latency(session->evlist); + + evlist__check_mem_load_aux(session->evlist); + if (rep->stats_mode) return stats_print(rep); @@ -856,8 +1122,7 @@ static int __cmd_report(struct report *rep) perf_session__fprintf_dsos(session, stdout); if (dump_trace) { - perf_session__fprintf_nr_events(session, stdout); - perf_evlist__fprintf_nr_events(session->evlist, stdout); + stats_print(rep); return 0; } } @@ -880,12 +1145,35 @@ static int __cmd_report(struct report *rep) rep->nr_entries += evsel__hists(pos)->nr_entries; if (rep->nr_entries == 0) { - ui__error("The %s file has no samples!\n", data->file.path); + ui__error("The %s data has no samples!\n", data->path); return 0; } report__output_resort(rep); + if (rep->total_cycles_mode) { + int nr_hpps = 4; + int block_hpps[PERF_HPP_REPORT__BLOCK_MAX_INDEX] = { + PERF_HPP_REPORT__BLOCK_TOTAL_CYCLES_PCT, + PERF_HPP_REPORT__BLOCK_LBR_CYCLES, + PERF_HPP_REPORT__BLOCK_CYCLES_PCT, + PERF_HPP_REPORT__BLOCK_AVG_CYCLES, + }; + + if (session->evlist->nr_br_cntr > 0) + block_hpps[nr_hpps++] = PERF_HPP_REPORT__BLOCK_BRANCH_COUNTER; + + block_hpps[nr_hpps++] = PERF_HPP_REPORT__BLOCK_RANGE; + block_hpps[nr_hpps++] = PERF_HPP_REPORT__BLOCK_DSO; + + rep->block_reports = block_info__create_report(session->evlist, + rep->total_cycles, + block_hpps, nr_hpps, + &rep->nr_block_reports); + if (!rep->block_reports) + return -1; + } + return report__browse_hists(rep); } @@ -907,6 +1195,42 @@ report_parse_callchain_opt(const struct option *opt, const char *arg, int unset) return parse_callchain_report_opt(arg); } +static int +parse_time_quantum(const struct option *opt, const char *arg, + int unset __maybe_unused) +{ + unsigned long *time_q = opt->value; + char *end; + + *time_q = strtoul(arg, &end, 0); + if (end == arg) + goto parse_err; + if (*time_q == 0) { + pr_err("time quantum cannot be 0"); + return -1; + } + end = skip_spaces(end); + if (*end == 0) + return 0; + if (!strcmp(end, "s")) { + *time_q *= NSEC_PER_SEC; + return 0; + } + if (!strcmp(end, "ms")) { + *time_q *= NSEC_PER_MSEC; + return 0; + } + if (!strcmp(end, "us")) { + *time_q *= NSEC_PER_USEC; + return 0; + } + if (!strcmp(end, "ns")) + return 0; +parse_err: + pr_err("Cannot parse time quantum `%s'\n", arg); + return -1; +} + int report_parse_ignore_callees_opt(const struct option *opt __maybe_unused, const char *arg, int unset __maybe_unused) @@ -947,6 +1271,34 @@ parse_percent_limit(const struct option *opt, const char *str, return 0; } +static int process_attr(const struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct evlist **pevlist) +{ + struct perf_session *session; + struct perf_env *env; + u64 sample_type; + int err; + + err = perf_event__process_attr(tool, event, pevlist); + if (err) + return err; + + /* + * Check if we need to enable callchains based + * on events sample_type. + */ + sample_type = evlist__combined_sample_type(*pevlist); + session = (*pevlist)->session; + env = perf_session__env(session); + callchain_param_setup(sample_type, perf_env__arch(env)); + return 0; +} + +#define CALLCHAIN_BRANCH_SORT_ORDER \ + "srcline,symbol,dso,callchain_branch_predicted," \ + "callchain_branch_abort,callchain_branch_cycles" + int cmd_report(int argc, const char **argv) { struct perf_session *session; @@ -954,49 +1306,32 @@ int cmd_report(int argc, const char **argv) struct stat st; bool has_br_stack = false; int branch_mode = -1; + int last_key = 0; bool branch_call_mode = false; #define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function,percent" - const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" - CALLCHAIN_REPORT_HELP - "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT; + static const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" + CALLCHAIN_REPORT_HELP + "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT; char callchain_default_opt[] = CALLCHAIN_DEFAULT_OPT; const char * const report_usage[] = { "perf report [<options>]", NULL }; struct report report = { - .tool = { - .sample = process_sample_event, - .mmap = perf_event__process_mmap, - .mmap2 = perf_event__process_mmap2, - .comm = perf_event__process_comm, - .namespaces = perf_event__process_namespaces, - .exit = perf_event__process_exit, - .fork = perf_event__process_fork, - .lost = perf_event__process_lost, - .read = process_read_event, - .attr = perf_event__process_attr, - .tracing_data = perf_event__process_tracing_data, - .build_id = perf_event__process_build_id, - .id_index = perf_event__process_id_index, - .auxtrace_info = perf_event__process_auxtrace_info, - .auxtrace = perf_event__process_auxtrace, - .event_update = perf_event__process_event_update, - .feature = process_feature_event, - .ordered_events = true, - .ordering_requires_timestamps = true, - }, .max_stack = PERF_MAX_STACK_DEPTH, .pretty_printing_style = "normal", .socket_filter = -1, - .annotation_opts = annotation__default_options, + .skip_empty = true, }; + char *sort_order_help = sort_help("sort by key(s):", SORT_MODE__NORMAL); + char *field_order_help = sort_help("output field(s):", SORT_MODE__NORMAL); + const char *disassembler_style = NULL, *objdump_path = NULL, *addr2line_path = NULL; const struct option options[] = { OPT_STRING('i', "input", &input_name, "file", "input file name"), OPT_INCR('v', "verbose", &verbose, "be more verbose (show symbol address, etc)"), - OPT_BOOLEAN('q', "quiet", &quiet, "Do not show any message"), + OPT_BOOLEAN('q', "quiet", &quiet, "Do not show any warnings or messages"), OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, "dump raw trace in ASCII"), OPT_BOOLEAN(0, "stats", &report.stats_mode, "Display event stats"), @@ -1017,18 +1352,21 @@ int cmd_report(int argc, const char **argv) "Show per-thread event counters"), OPT_STRING(0, "pretty", &report.pretty_printing_style, "key", "pretty printing style key: normal raw"), +#ifdef HAVE_SLANG_SUPPORT OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"), +#endif +#ifdef HAVE_GTK2_SUPPORT OPT_BOOLEAN(0, "gtk", &report.use_gtk, "Use the GTK2 interface"), +#endif OPT_BOOLEAN(0, "stdio", &report.use_stdio, "Use the stdio interface"), OPT_BOOLEAN(0, "header", &report.header, "Show data header."), OPT_BOOLEAN(0, "header-only", &report.header_only, "Show only data header."), OPT_STRING('s', "sort", &sort_order, "key[,key2...]", - "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline, ..." - " Please refer the man page for the complete list."), + sort_order_help), OPT_STRING('F', "fields", &field_order, "key[,keys...]", - "output field(s): overhead, period, sample plus all of sort keys"), + field_order_help), OPT_BOOLEAN(0, "show-cpu-utilization", &symbol_conf.show_cpu_utilization, "Show sample percentage for different cpu modes"), OPT_BOOLEAN_FLAG(0, "showcpuutilization", &symbol_conf.show_cpu_utilization, @@ -1042,7 +1380,8 @@ int cmd_report(int argc, const char **argv) report_callchain_help, &report_parse_callchain_opt, callchain_default_opt), OPT_BOOLEAN(0, "children", &symbol_conf.cumulate_callchain, - "Accumulate callchains of children and show total overhead as well"), + "Accumulate callchains of children and show total overhead as well. " + "Enabled by default, use --no-children to disable."), OPT_INTEGER(0, "max-stack", &report.max_stack, "Set the maximum stack depth when parsing the callchain, " "anything beyond the specified depth will be ignored. " @@ -1077,30 +1416,44 @@ int cmd_report(int argc, const char **argv) symbol__config_symfs), OPT_STRING('C', "cpu", &report.cpu_list, "cpu", "list of cpus to profile"), + OPT_STRING(0, "parallelism", &symbol_conf.parallelism_list_str, "parallelism", + "only consider these parallelism levels (cpu set format)"), OPT_BOOLEAN('I', "show-info", &report.show_full_info, "Display extended information about perf.data file"), - OPT_BOOLEAN(0, "source", &report.annotation_opts.annotate_src, + OPT_BOOLEAN(0, "source", &annotate_opts.annotate_src, "Interleave source code with assembly code (default)"), - OPT_BOOLEAN(0, "asm-raw", &report.annotation_opts.show_asm_raw, + OPT_BOOLEAN(0, "asm-raw", &annotate_opts.show_asm_raw, "Display raw encoding of assembly instructions (default)"), - OPT_STRING('M', "disassembler-style", &report.annotation_opts.disassembler_style, "disassembler style", + OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", "Specify disassembler style (e.g. -M intel for intel syntax)"), + OPT_STRING(0, "prefix", &annotate_opts.prefix, "prefix", + "Add prefix to source file path names in programs (with --prefix-strip)"), + OPT_STRING(0, "prefix-strip", &annotate_opts.prefix_strip, "N", + "Strip first N entries of source file path name in programs (with --prefix)"), OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period, "Show a column with the sum of periods"), OPT_BOOLEAN_SET(0, "group", &symbol_conf.event_group, &report.group_set, "Show event group information together"), + OPT_INTEGER(0, "group-sort-idx", &symbol_conf.group_sort_idx, + "Sort the output by the event at the index n in group. " + "If n is invalid, sort by the first event. " + "WARNING: should be used on grouped events."), OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode, "", "use branch records for per branch histogram filling", parse_branch_mode), OPT_BOOLEAN(0, "branch-history", &branch_call_mode, "add last branch records to call history"), - OPT_STRING(0, "objdump", &report.annotation_opts.objdump_path, "path", + OPT_STRING(0, "objdump", &objdump_path, "path", "objdump binary to use for disassembly and annotations"), + OPT_STRING(0, "addr2line", &addr2line_path, "path", + "addr2line binary to use for line numbers"), OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle, - "Disable symbol demangling"), + "Symbol demangling. Enabled by default, use --no-demangle to disable."), OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, "Enable kernel symbol demangling"), OPT_BOOLEAN(0, "mem-mode", &report.mem_mode, "mem access profile"), + OPT_INTEGER(0, "samples", &symbol_conf.res_sample, + "Number of samples to save per histogram entry for individual browsing"), OPT_CALLBACK(0, "percent-limit", &report, "percent", "Don't show entries under that percent", parse_percent_limit), OPT_CALLBACK(0, "percentage", NULL, "relative|absolute", @@ -1112,11 +1465,13 @@ int cmd_report(int argc, const char **argv) "Show full source file name path for source lines"), OPT_BOOLEAN(0, "show-ref-call-graph", &symbol_conf.show_ref_callgraph, "Show callgraph from reference event"), + OPT_BOOLEAN(0, "stitch-lbr", &report.stitch_lbr, + "Enable LBR callgraph stitching approach"), OPT_INTEGER(0, "socket-filter", &report.socket_filter, "only show processor socket that match with this filter"), OPT_BOOLEAN(0, "raw-trace", &symbol_conf.raw_trace, "Show raw trace event output (do not use print fmt or plugins)"), - OPT_BOOLEAN(0, "hierarchy", &symbol_conf.report_hierarchy, + OPT_BOOLEAN('H', "hierarchy", &symbol_conf.report_hierarchy, "Show entries in a hierarchy"), OPT_CALLBACK_DEFAULT(0, "stdio-color", NULL, "mode", "'always' (default), 'never' or 'auto' only applicable to --stdio mode", @@ -1125,9 +1480,24 @@ int cmd_report(int argc, const char **argv) "Time span of interest (start,stop)"), OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name, "Show inline function"), - OPT_CALLBACK(0, "percent-type", &report.annotation_opts, "local-period", + OPT_CALLBACK(0, "percent-type", &annotate_opts, "local-period", "Set percent type local/global-period/hits", annotate_parse_percent_type), + OPT_BOOLEAN(0, "ns", &symbol_conf.nanosecs, "Show times in nanosecs"), + OPT_CALLBACK(0, "time-quantum", &symbol_conf.time_quantum, "time (ms|us|ns|s)", + "Set time quantum for time sort key (default 100ms)", + parse_time_quantum), + OPTS_EVSWITCH(&report.evswitch), + OPT_BOOLEAN(0, "total-cycles", &report.total_cycles_mode, + "Sort all blocks by 'Sampled Cycles%'"), + OPT_BOOLEAN(0, "disable-order", &report.disable_order, + "Disable raw trace ordering"), + OPT_BOOLEAN(0, "skip-empty", &report.skip_empty, + "Do not display empty (or dummy) events in the output"), + OPT_BOOLEAN(0, "latency", &symbol_conf.prefer_latency, + "Show latency-centric profile rather than the default\n" + "\t\t\t CPU-consumption-centric profile\n" + "\t\t\t (requires perf record --latency flag)."), OPT_END() }; struct perf_data data = { @@ -1135,13 +1505,23 @@ int cmd_report(int argc, const char **argv) }; int ret = hists__init(); char sort_tmp[128]; + bool ordered_events = true; if (ret < 0) - return ret; + goto exit; + + /* + * tasks_mode require access to exited threads to list those that are in + * the data file. Off-cpu events are synthesized after other events and + * reference exited threads. + */ + symbol_conf.keep_exited_threads = true; + + annotation_options__init(); ret = perf_config(report__config, &report); if (ret) - return ret; + goto exit; argc = parse_options(argc, argv, options, report_usage, 0); if (argc) { @@ -1155,29 +1535,46 @@ int cmd_report(int argc, const char **argv) report.symbol_filter_str = argv[0]; } + if (disassembler_style) { + annotate_opts.disassembler_style = strdup(disassembler_style); + if (!annotate_opts.disassembler_style) + return -ENOMEM; + } + if (objdump_path) { + annotate_opts.objdump_path = strdup(objdump_path); + if (!annotate_opts.objdump_path) + return -ENOMEM; + } + if (addr2line_path) { + symbol_conf.addr2line_path = strdup(addr2line_path); + if (!symbol_conf.addr2line_path) + return -ENOMEM; + } + + if (annotate_check_args() < 0) { + ret = -EINVAL; + goto exit; + } + if (report.mmaps_mode) report.tasks_mode = true; + if (dump_trace && report.disable_order) + ordered_events = false; + if (quiet) perf_quiet_option(); - if (symbol_conf.vmlinux_name && - access(symbol_conf.vmlinux_name, R_OK)) { - pr_err("Invalid file: %s\n", symbol_conf.vmlinux_name); - return -EINVAL; - } - if (symbol_conf.kallsyms_name && - access(symbol_conf.kallsyms_name, R_OK)) { - pr_err("Invalid file: %s\n", symbol_conf.kallsyms_name); - return -EINVAL; - } + ret = symbol__validate_sym_arguments(); + if (ret) + goto exit; if (report.inverted_callchain) callchain_param.order = ORDER_CALLER; if (symbol_conf.cumulate_callchain && !callchain_param.order_set) callchain_param.order = ORDER_CALLER; - if (itrace_synth_opts.callchain && + if ((itrace_synth_opts.callchain || itrace_synth_opts.add_callchain) && (int)itrace_synth_opts.callchain_sz > report.max_stack) report.max_stack = itrace_synth_opts.callchain_sz; @@ -1188,13 +1585,49 @@ int cmd_report(int argc, const char **argv) input_name = "perf.data"; } - data.file.path = input_name; - data.force = symbol_conf.force; - repeat: - session = perf_session__new(&data, false, &report.tool); - if (session == NULL) - return -1; + data.path = input_name; + data.force = symbol_conf.force; + + symbol_conf.skip_empty = report.skip_empty; + + perf_tool__init(&report.tool, ordered_events); + report.tool.sample = process_sample_event; + report.tool.mmap = perf_event__process_mmap; + report.tool.mmap2 = perf_event__process_mmap2; + report.tool.comm = perf_event__process_comm; + report.tool.namespaces = perf_event__process_namespaces; + report.tool.cgroup = perf_event__process_cgroup; + report.tool.exit = perf_event__process_exit; + report.tool.fork = perf_event__process_fork; + report.tool.context_switch = perf_event__process_switch; + report.tool.lost = perf_event__process_lost; + report.tool.read = process_read_event; + report.tool.attr = process_attr; +#ifdef HAVE_LIBTRACEEVENT + report.tool.tracing_data = perf_event__process_tracing_data; +#endif + report.tool.build_id = perf_event__process_build_id; + report.tool.id_index = perf_event__process_id_index; + report.tool.auxtrace_info = perf_event__process_auxtrace_info; + report.tool.auxtrace = perf_event__process_auxtrace; + report.tool.event_update = perf_event__process_event_update; + report.tool.feature = process_feature_event; + report.tool.ordering_requires_timestamps = true; + report.tool.merge_deferred_callchains = !dump_trace; + + session = perf_session__new(&data, &report.tool); + if (IS_ERR(session)) { + ret = PTR_ERR(session); + goto exit; + } + + ret = evswitch__init(&report.evswitch, session->evlist, stderr); + if (ret) + goto exit; + + if (zstd_init(&(session->zstd_data), 0) < 0) + pr_warning("Decompression initialization failed. Reported data may be incomplete.\n"); if (report.queue_size) { ordered_events__set_alloc_size(&session->ordered_events, @@ -1207,10 +1640,18 @@ repeat: has_br_stack = perf_header__has_feat(&session->header, HEADER_BRANCH_STACK); + if (evlist__combined_sample_type(session->evlist) & PERF_SAMPLE_STACK_USER) + has_br_stack = false; setup_forced_leader(&report, session->evlist); - if (itrace_synth_opts.last_branch) + if (symbol_conf.group_sort_idx && evlist__nr_groups(session->evlist) == 0) { + parse_options_usage(NULL, options, "group-sort-idx", 0); + ret = -EINVAL; + goto error; + } + + if (itrace_synth_opts.last_branch || itrace_synth_opts.add_last_branch) has_br_stack = true; if (has_br_stack && branch_call_mode) @@ -1230,11 +1671,11 @@ repeat: } if (branch_call_mode) { callchain_param.key = CCKEY_ADDRESS; - callchain_param.branch_callstack = 1; + callchain_param.branch_callstack = true; symbol_conf.use_callchain = true; callchain_register_param(&callchain_param); if (sort_order == NULL) - sort_order = "srcline,symbol,dso"; + sort_order = CALLCHAIN_BRANCH_SORT_ORDER; } if (report.mem_mode) { @@ -1247,25 +1688,23 @@ repeat: } if (symbol_conf.report_hierarchy) { - /* disable incompatible options */ - symbol_conf.cumulate_callchain = false; - - if (field_order) { - pr_err("Error: --hierarchy and --fields options cannot be used together\n"); - parse_options_usage(report_usage, options, "F", 1); - parse_options_usage(NULL, options, "hierarchy", 0); - goto error; - } - + /* + * The hist entries in hierarchy are added during the collpase + * phase. Let's enable it even if no sort keys require it. + */ perf_hpp_list.need_collapse = true; } if (report.use_stdio) use_browser = 0; +#ifdef HAVE_SLANG_SUPPORT else if (report.use_tui) use_browser = 1; +#endif +#ifdef HAVE_GTK2_SUPPORT else if (report.use_gtk) use_browser = 2; +#endif /* Force tty output for header output and per-thread stat. */ if (report.header || report.header_only || report.show_threads) @@ -1281,30 +1720,79 @@ repeat: goto error; } + if (report.total_cycles_mode) { + if (sort__mode != SORT_MODE__BRANCH) + report.total_cycles_mode = false; + else + sort_order = NULL; + } + + if (sort_order && strstr(sort_order, "type")) { + report.data_type = true; + annotate_opts.annotate_src = false; + + /* disable incompatible options */ + symbol_conf.cumulate_callchain = false; + +#ifndef HAVE_LIBDW_SUPPORT + pr_err("Error: Data type profiling is disabled due to missing DWARF support\n"); + goto error; +#endif + } + if (strcmp(input_name, "-") != 0) setup_browser(true); else use_browser = 0; - if (sort_order && strstr(sort_order, "ipc")) { - parse_options_usage(report_usage, options, "s", 1); - goto error; + if (report.data_type && use_browser == 1) { + symbol_conf.annotate_data_member = true; + symbol_conf.annotate_data_sample = true; } - if (sort_order && strstr(sort_order, "symbol")) { - if (sort__mode == SORT_MODE__BRANCH) { - snprintf(sort_tmp, sizeof(sort_tmp), "%s,%s", - sort_order, "ipc_lbr"); - report.symbol_ipc = true; - } else { - snprintf(sort_tmp, sizeof(sort_tmp), "%s,%s", - sort_order, "ipc_null"); + symbol_conf.enable_latency = true; + if (report.disable_order || !perf_session__has_switch_events(session)) { + if (symbol_conf.parallelism_list_str || + symbol_conf.prefer_latency || + (sort_order && (strstr(sort_order, "latency") || + strstr(sort_order, "parallelism"))) || + (field_order && (strstr(field_order, "latency") || + strstr(field_order, "parallelism")))) { + if (report.disable_order) + ui__error("Use of latency profile or parallelism is incompatible with --disable-order.\n"); + else + ui__error("Use of latency profile or parallelism requires --latency flag during record.\n"); + return -1; + } + /* + * If user did not ask for anything related to + * latency/parallelism explicitly, just don't show it. + */ + symbol_conf.enable_latency = false; + } + + if (last_key != K_SWITCH_INPUT_DATA) { + if (sort_order && strstr(sort_order, "ipc")) { + parse_options_usage(report_usage, options, "s", 1); + goto error; } - sort_order = sort_tmp; + if (sort_order && strstr(sort_order, "symbol")) { + if (sort__mode == SORT_MODE__BRANCH) { + snprintf(sort_tmp, sizeof(sort_tmp), "%s,%s", + sort_order, "ipc_lbr"); + report.symbol_ipc = true; + } else { + snprintf(sort_tmp, sizeof(sort_tmp), "%s,%s", + sort_order, "ipc_null"); + } + + sort_order = sort_tmp; + } } - if (setup_sorting(session->evlist) < 0) { + if ((last_key != K_SWITCH_INPUT_DATA && last_key != K_RELOAD) && + (setup_sorting(session->evlist, perf_session__env(session)) < 0)) { if (sort_order) parse_options_usage(report_usage, options, "s", 1); if (field_order) @@ -1317,6 +1805,13 @@ repeat: perf_session__fprintf_info(session, stdout, report.show_full_info); if (report.header_only) { + if (data.is_pipe) { + /* + * we need to process first few records + * which contains PERF_RECORD_HEADER_FEATURE. + */ + perf_session__process_events(session); + } ret = 0; goto error; } @@ -1331,7 +1826,8 @@ repeat: * so don't allocate extra space that won't be used in the stdio * implementation. */ - if (ui__has_annotation() || report.symbol_ipc) { + if (ui__has_annotation() || report.symbol_ipc || report.data_type || + report.total_cycles_mode) { ret = symbol__annotation_init(); if (ret < 0) goto error; @@ -1348,46 +1844,27 @@ repeat: * See symbol__browser_index. */ symbol_conf.priv_size += sizeof(u32); - symbol_conf.sort_by_name = true; } annotation_config__init(); } - if (symbol__init(&session->header.env) < 0) + if (symbol__init(perf_session__env(session)) < 0) goto error; - report.ptime_range = perf_time__range_alloc(report.time_str, - &report.range_size); - if (!report.ptime_range) { - ret = -ENOMEM; - goto error; - } - - if (perf_time__parse_str(report.ptime_range, report.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"); - ret = -EINVAL; + if (report.time_str) { + ret = perf_time__parse_for_ranges(report.time_str, session, + &report.ptime_range, + &report.range_size, + &report.range_num); + if (ret < 0) goto error; - } - report.range_num = perf_time__percent_parse_str( - report.ptime_range, report.range_size, - report.time_str, - session->evlist->first_sample_time, - session->evlist->last_sample_time); - - if (report.range_num < 0) { - pr_err("Invalid time string\n"); - ret = -EINVAL; - goto error; - } - } else { - report.range_num = 1; + itrace_synth_opts__set_time_range(&itrace_synth_opts, + report.ptime_range, + report.range_num); } +#ifdef HAVE_LIBTRACEEVENT if (session->tevent.pevent && tep_set_function_resolver(session->tevent.pevent, machine__resolve_kernel_addr, @@ -1396,19 +1873,41 @@ repeat: __func__); return -1; } - +#endif sort__setup_elide(stdout); ret = __cmd_report(&report); - if (ret == K_SWITCH_INPUT_DATA) { + if (ret == K_SWITCH_INPUT_DATA || ret == K_RELOAD) { perf_session__delete(session); + last_key = K_SWITCH_INPUT_DATA; + /* + * To support switching between data with and without callchains. + * report__setup_sample_type() will update it properly. + */ + symbol_conf.use_callchain = false; goto repeat; } else ret = 0; + if (!use_browser && (verbose > 2 || debug_kmaps)) + perf_session__dump_kmaps(session); error: - zfree(&report.ptime_range); + if (report.ptime_range) { + itrace_synth_opts__clear_time_range(&itrace_synth_opts); + zfree(&report.ptime_range); + } + + if (report.block_reports) { + block_info__free_report(report.block_reports, + report.nr_block_reports); + report.block_reports = NULL; + } + zstd_fini(&(session->zstd_data)); perf_session__delete(session); +exit: + annotation_options__exit(); + free(sort_order_help); + free(field_order_help); return ret; } |