186470930SIngo Molnar /* 286470930SIngo Molnar * builtin-annotate.c 386470930SIngo Molnar * 486470930SIngo Molnar * Builtin annotate command: Analyze the perf.data input file, 586470930SIngo Molnar * look up and read DSOs and symbol information and display 686470930SIngo Molnar * a histogram of results, along various sorting keys. 786470930SIngo Molnar */ 886470930SIngo Molnar #include "builtin.h" 986470930SIngo Molnar 1086470930SIngo Molnar #include "util/util.h" 1186470930SIngo Molnar #include "util/color.h" 125da50258SArnaldo Carvalho de Melo #include <linux/list.h> 1386470930SIngo Molnar #include "util/cache.h" 1443cbcd8aSArnaldo Carvalho de Melo #include <linux/rbtree.h> 1586470930SIngo Molnar #include "util/symbol.h" 1686470930SIngo Molnar 1786470930SIngo Molnar #include "perf.h" 188f28827aSFrederic Weisbecker #include "util/debug.h" 1986470930SIngo Molnar 20e248de33SArnaldo Carvalho de Melo #include "util/evlist.h" 21e248de33SArnaldo Carvalho de Melo #include "util/evsel.h" 2278f7defeSArnaldo Carvalho de Melo #include "util/annotate.h" 2362daacb5SArnaldo Carvalho de Melo #include "util/event.h" 2486470930SIngo Molnar #include "util/parse-options.h" 2586470930SIngo Molnar #include "util/parse-events.h" 266baa0a5aSFrederic Weisbecker #include "util/thread.h" 27dd68ada2SJohn Kacur #include "util/sort.h" 283d1d07ecSJohn Kacur #include "util/hist.h" 2994c744b6SArnaldo Carvalho de Melo #include "util/session.h" 3045694aa7SArnaldo Carvalho de Melo #include "util/tool.h" 31f5fc1412SJiri Olsa #include "util/data.h" 3268e94f4eSIrina Tirdea #include "arch/common.h" 3386470930SIngo Molnar 34fc67297bSNamhyung Kim #include <dlfcn.h> 355d67be97SAnton Blanchard #include <linux/bitmap.h> 365d67be97SAnton Blanchard 37d20deb64SArnaldo Carvalho de Melo struct perf_annotate { 3845694aa7SArnaldo Carvalho de Melo struct perf_tool tool; 39fa10f316SNamhyung Kim struct perf_session *session; 40fa10f316SNamhyung Kim bool use_tui, use_stdio, use_gtk; 417009cc34SArnaldo Carvalho de Melo bool full_paths; 427009cc34SArnaldo Carvalho de Melo bool print_line; 4318c9e5c5SNamhyung Kim bool skip_missing; 447009cc34SArnaldo Carvalho de Melo const char *sym_hist_filter; 457009cc34SArnaldo Carvalho de Melo const char *cpu_list; 467009cc34SArnaldo Carvalho de Melo DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); 47d20deb64SArnaldo Carvalho de Melo }; 485d67be97SAnton Blanchard 49d04b35f8SArnaldo Carvalho de Melo static int perf_evsel__add_sample(struct perf_evsel *evsel, 50820bc81fSNamhyung Kim struct perf_sample *sample __maybe_unused, 51d20deb64SArnaldo Carvalho de Melo struct addr_location *al, 52d20deb64SArnaldo Carvalho de Melo struct perf_annotate *ann) 5386470930SIngo Molnar { 544ea062edSArnaldo Carvalho de Melo struct hists *hists = evsel__hists(evsel); 55628ada0cSArnaldo Carvalho de Melo struct hist_entry *he; 56e248de33SArnaldo Carvalho de Melo int ret; 57628ada0cSArnaldo Carvalho de Melo 587009cc34SArnaldo Carvalho de Melo if (ann->sym_hist_filter != NULL && 597009cc34SArnaldo Carvalho de Melo (al->sym == NULL || 607009cc34SArnaldo Carvalho de Melo strcmp(ann->sym_hist_filter, al->sym->name) != 0)) { 61628ada0cSArnaldo Carvalho de Melo /* We're only interested in a symbol named sym_hist_filter */ 62628ada0cSArnaldo Carvalho de Melo if (al->sym != NULL) { 63628ada0cSArnaldo Carvalho de Melo rb_erase(&al->sym->rb_node, 64628ada0cSArnaldo Carvalho de Melo &al->map->dso->symbols[al->map->type]); 65628ada0cSArnaldo Carvalho de Melo symbol__delete(al->sym); 66628ada0cSArnaldo Carvalho de Melo } 67628ada0cSArnaldo Carvalho de Melo return 0; 68628ada0cSArnaldo Carvalho de Melo } 69628ada0cSArnaldo Carvalho de Melo 704ea062edSArnaldo Carvalho de Melo he = __hists__add_entry(hists, al, NULL, NULL, NULL, 1, 1, 0, true); 719735abf1SArnaldo Carvalho de Melo if (he == NULL) 7286470930SIngo Molnar return -ENOMEM; 73628ada0cSArnaldo Carvalho de Melo 74e248de33SArnaldo Carvalho de Melo ret = hist_entry__inc_addr_samples(he, evsel->idx, al->addr); 754ea062edSArnaldo Carvalho de Melo hists__inc_nr_samples(hists, true); 76e248de33SArnaldo Carvalho de Melo return ret; 7786470930SIngo Molnar } 7886470930SIngo Molnar 7945694aa7SArnaldo Carvalho de Melo static int process_sample_event(struct perf_tool *tool, 80d20deb64SArnaldo Carvalho de Melo union perf_event *event, 818115d60cSArnaldo Carvalho de Melo struct perf_sample *sample, 829e69c210SArnaldo Carvalho de Melo struct perf_evsel *evsel, 83743eb868SArnaldo Carvalho de Melo struct machine *machine) 8486470930SIngo Molnar { 8545694aa7SArnaldo Carvalho de Melo struct perf_annotate *ann = container_of(tool, struct perf_annotate, tool); 861ed091c4SArnaldo Carvalho de Melo struct addr_location al; 87b91fc39fSArnaldo Carvalho de Melo int ret = 0; 886baa0a5aSFrederic Weisbecker 89e44baa3eSAdrian Hunter if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) { 9029a9f66dSArnaldo Carvalho de Melo pr_warning("problem processing %d event, skipping it.\n", 9186470930SIngo Molnar event->header.type); 9286470930SIngo Molnar return -1; 9386470930SIngo Molnar } 9486470930SIngo Molnar 957009cc34SArnaldo Carvalho de Melo if (ann->cpu_list && !test_bit(sample->cpu, ann->cpu_bitmap)) 96b91fc39fSArnaldo Carvalho de Melo goto out_put; 975d67be97SAnton Blanchard 98d20deb64SArnaldo Carvalho de Melo if (!al.filtered && perf_evsel__add_sample(evsel, sample, &al, ann)) { 9929a9f66dSArnaldo Carvalho de Melo pr_warning("problem incrementing symbol count, " 100ec218fc4SArnaldo Carvalho de Melo "skipping event\n"); 101b91fc39fSArnaldo Carvalho de Melo ret = -1; 10286470930SIngo Molnar } 103b91fc39fSArnaldo Carvalho de Melo out_put: 104b91fc39fSArnaldo Carvalho de Melo addr_location__put(&al); 105b91fc39fSArnaldo Carvalho de Melo return ret; 10686470930SIngo Molnar } 10786470930SIngo Molnar 108db8fd07aSNamhyung Kim static int hist_entry__tty_annotate(struct hist_entry *he, 109db8fd07aSNamhyung Kim struct perf_evsel *evsel, 110d20deb64SArnaldo Carvalho de Melo struct perf_annotate *ann) 11186470930SIngo Molnar { 112db8fd07aSNamhyung Kim return symbol__tty_annotate(he->ms.sym, he->ms.map, evsel, 1137009cc34SArnaldo Carvalho de Melo ann->print_line, ann->full_paths, 0, 0); 11486470930SIngo Molnar } 11586470930SIngo Molnar 116c824c433SArnaldo Carvalho de Melo static void hists__find_annotations(struct hists *hists, 117db8fd07aSNamhyung Kim struct perf_evsel *evsel, 118d20deb64SArnaldo Carvalho de Melo struct perf_annotate *ann) 11986470930SIngo Molnar { 120c824c433SArnaldo Carvalho de Melo struct rb_node *nd = rb_first(&hists->entries), *next; 121cf958003SArnaldo Carvalho de Melo int key = K_RIGHT; 12286470930SIngo Molnar 12346e3e055SArnaldo Carvalho de Melo while (nd) { 124ed52ce2eSArnaldo Carvalho de Melo struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); 12578f7defeSArnaldo Carvalho de Melo struct annotation *notes; 12686470930SIngo Molnar 12746e3e055SArnaldo Carvalho de Melo if (he->ms.sym == NULL || he->ms.map->dso->annotate_warned) 12846e3e055SArnaldo Carvalho de Melo goto find_next; 129e4204992SArnaldo Carvalho de Melo 13078f7defeSArnaldo Carvalho de Melo notes = symbol__annotation(he->ms.sym); 131ce6f4fabSArnaldo Carvalho de Melo if (notes->src == NULL) { 13246e3e055SArnaldo Carvalho de Melo find_next: 133cf958003SArnaldo Carvalho de Melo if (key == K_LEFT) 13446e3e055SArnaldo Carvalho de Melo nd = rb_prev(nd); 13546e3e055SArnaldo Carvalho de Melo else 13646e3e055SArnaldo Carvalho de Melo nd = rb_next(nd); 137e4204992SArnaldo Carvalho de Melo continue; 13846e3e055SArnaldo Carvalho de Melo } 139e4204992SArnaldo Carvalho de Melo 1402b676bf0SNamhyung Kim if (use_browser == 2) { 14118c9e5c5SNamhyung Kim int ret; 142fc67297bSNamhyung Kim int (*annotate)(struct hist_entry *he, 143fc67297bSNamhyung Kim struct perf_evsel *evsel, 144fc67297bSNamhyung Kim struct hist_browser_timer *hbt); 14518c9e5c5SNamhyung Kim 146fc67297bSNamhyung Kim annotate = dlsym(perf_gtk_handle, 147fc67297bSNamhyung Kim "hist_entry__gtk_annotate"); 148fc67297bSNamhyung Kim if (annotate == NULL) { 149fc67297bSNamhyung Kim ui__error("GTK browser not found!\n"); 150fc67297bSNamhyung Kim return; 151fc67297bSNamhyung Kim } 152fc67297bSNamhyung Kim 153fc67297bSNamhyung Kim ret = annotate(he, evsel, NULL); 15418c9e5c5SNamhyung Kim if (!ret || !ann->skip_missing) 1552b676bf0SNamhyung Kim return; 15618c9e5c5SNamhyung Kim 15718c9e5c5SNamhyung Kim /* skip missing symbols */ 15818c9e5c5SNamhyung Kim nd = rb_next(nd); 1592b676bf0SNamhyung Kim } else if (use_browser == 1) { 160db8fd07aSNamhyung Kim key = hist_entry__tui_annotate(he, evsel, NULL); 16146e3e055SArnaldo Carvalho de Melo switch (key) { 16218c9e5c5SNamhyung Kim case -1: 16318c9e5c5SNamhyung Kim if (!ann->skip_missing) 16418c9e5c5SNamhyung Kim return; 16518c9e5c5SNamhyung Kim /* fall through */ 166cf958003SArnaldo Carvalho de Melo case K_RIGHT: 167b50e003dSArnaldo Carvalho de Melo next = rb_next(nd); 16846e3e055SArnaldo Carvalho de Melo break; 169cf958003SArnaldo Carvalho de Melo case K_LEFT: 170b50e003dSArnaldo Carvalho de Melo next = rb_prev(nd); 17146e3e055SArnaldo Carvalho de Melo break; 172b50e003dSArnaldo Carvalho de Melo default: 173b50e003dSArnaldo Carvalho de Melo return; 17446e3e055SArnaldo Carvalho de Melo } 175b50e003dSArnaldo Carvalho de Melo 176b50e003dSArnaldo Carvalho de Melo if (next != NULL) 177b50e003dSArnaldo Carvalho de Melo nd = next; 17846e3e055SArnaldo Carvalho de Melo } else { 179db8fd07aSNamhyung Kim hist_entry__tty_annotate(he, evsel, ann); 18046e3e055SArnaldo Carvalho de Melo nd = rb_next(nd); 181ed52ce2eSArnaldo Carvalho de Melo /* 18246e3e055SArnaldo Carvalho de Melo * Since we have a hist_entry per IP for the same 183ce6f4fabSArnaldo Carvalho de Melo * symbol, free he->ms.sym->src to signal we already 18446e3e055SArnaldo Carvalho de Melo * processed this symbol. 185ed52ce2eSArnaldo Carvalho de Melo */ 18604662523SArnaldo Carvalho de Melo zfree(¬es->src); 18786470930SIngo Molnar } 18886470930SIngo Molnar } 18946e3e055SArnaldo Carvalho de Melo } 19086470930SIngo Molnar 191d20deb64SArnaldo Carvalho de Melo static int __cmd_annotate(struct perf_annotate *ann) 19286470930SIngo Molnar { 193bab81b62SLi Zefan int ret; 194fa10f316SNamhyung Kim struct perf_session *session = ann->session; 195e248de33SArnaldo Carvalho de Melo struct perf_evsel *pos; 196e248de33SArnaldo Carvalho de Melo u64 total_nr_samples; 19794c744b6SArnaldo Carvalho de Melo 198476d35c2SAdrian Hunter machines__set_symbol_filter(&session->machines, symbol__annotate_init); 199476d35c2SAdrian Hunter 2007009cc34SArnaldo Carvalho de Melo if (ann->cpu_list) { 2017009cc34SArnaldo Carvalho de Melo ret = perf_session__cpu_bitmap(session, ann->cpu_list, 2027009cc34SArnaldo Carvalho de Melo ann->cpu_bitmap); 2035d67be97SAnton Blanchard if (ret) 204fa10f316SNamhyung Kim goto out; 2055d67be97SAnton Blanchard } 2065d67be97SAnton Blanchard 20768e94f4eSIrina Tirdea if (!objdump_path) { 20868e94f4eSIrina Tirdea ret = perf_session_env__lookup_objdump(&session->header.env); 20968e94f4eSIrina Tirdea if (ret) 210fa10f316SNamhyung Kim goto out; 21168e94f4eSIrina Tirdea } 21268e94f4eSIrina Tirdea 213b7b61cbeSArnaldo Carvalho de Melo ret = perf_session__process_events(session); 214bab81b62SLi Zefan if (ret) 215fa10f316SNamhyung Kim goto out; 21686470930SIngo Molnar 21762daacb5SArnaldo Carvalho de Melo if (dump_trace) { 218c8446b9bSArnaldo Carvalho de Melo perf_session__fprintf_nr_events(session, stdout); 2192a1731fbSArnaldo Carvalho de Melo perf_evlist__fprintf_nr_events(session->evlist, stdout); 220fa10f316SNamhyung Kim goto out; 22162daacb5SArnaldo Carvalho de Melo } 22286470930SIngo Molnar 223da21d1b5SArnaldo Carvalho de Melo if (verbose > 3) 224b3165f41SArnaldo Carvalho de Melo perf_session__fprintf(session, stdout); 22586470930SIngo Molnar 226da21d1b5SArnaldo Carvalho de Melo if (verbose > 2) 227cbf69680SArnaldo Carvalho de Melo perf_session__fprintf_dsos(session, stdout); 22886470930SIngo Molnar 229e248de33SArnaldo Carvalho de Melo total_nr_samples = 0; 2300050f7aaSArnaldo Carvalho de Melo evlist__for_each(session->evlist, pos) { 2314ea062edSArnaldo Carvalho de Melo struct hists *hists = evsel__hists(pos); 232e248de33SArnaldo Carvalho de Melo u32 nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; 23386470930SIngo Molnar 234e248de33SArnaldo Carvalho de Melo if (nr_samples > 0) { 235e248de33SArnaldo Carvalho de Melo total_nr_samples += nr_samples; 236c1fb5651SNamhyung Kim hists__collapse_resort(hists, NULL); 237740b97f9SNamhyung Kim hists__output_resort(hists, NULL); 238b1dd4432SNamhyung Kim 239b1dd4432SNamhyung Kim if (symbol_conf.event_group && 240b1dd4432SNamhyung Kim !perf_evsel__is_group_leader(pos)) 241b1dd4432SNamhyung Kim continue; 242b1dd4432SNamhyung Kim 243db8fd07aSNamhyung Kim hists__find_annotations(hists, pos, ann); 244e248de33SArnaldo Carvalho de Melo } 245e248de33SArnaldo Carvalho de Melo } 246e248de33SArnaldo Carvalho de Melo 247e248de33SArnaldo Carvalho de Melo if (total_nr_samples == 0) { 248fa10f316SNamhyung Kim ui__error("The %s file has no samples!\n", session->file->path); 249fa10f316SNamhyung Kim goto out; 250e248de33SArnaldo Carvalho de Melo } 2517a60ba94SNamhyung Kim 252fc67297bSNamhyung Kim if (use_browser == 2) { 253fc67297bSNamhyung Kim void (*show_annotations)(void); 254fc67297bSNamhyung Kim 255fc67297bSNamhyung Kim show_annotations = dlsym(perf_gtk_handle, 256fc67297bSNamhyung Kim "perf_gtk__show_annotations"); 257fc67297bSNamhyung Kim if (show_annotations == NULL) { 258fc67297bSNamhyung Kim ui__error("GTK browser not found!\n"); 259fa10f316SNamhyung Kim goto out; 260fc67297bSNamhyung Kim } 261fc67297bSNamhyung Kim show_annotations(); 262fc67297bSNamhyung Kim } 2637a60ba94SNamhyung Kim 264fa10f316SNamhyung Kim out: 265bab81b62SLi Zefan return ret; 26686470930SIngo Molnar } 26786470930SIngo Molnar 26886470930SIngo Molnar static const char * const annotate_usage[] = { 26999345254SNamhyung Kim "perf annotate [<options>]", 27086470930SIngo Molnar NULL 27186470930SIngo Molnar }; 27286470930SIngo Molnar 2731d037ca1SIrina Tirdea int cmd_annotate(int argc, const char **argv, const char *prefix __maybe_unused) 274d20deb64SArnaldo Carvalho de Melo { 275d20deb64SArnaldo Carvalho de Melo struct perf_annotate annotate = { 27645694aa7SArnaldo Carvalho de Melo .tool = { 277d20deb64SArnaldo Carvalho de Melo .sample = process_sample_event, 278d20deb64SArnaldo Carvalho de Melo .mmap = perf_event__process_mmap, 2795c5e854bSStephane Eranian .mmap2 = perf_event__process_mmap2, 280d20deb64SArnaldo Carvalho de Melo .comm = perf_event__process_comm, 281ec4622f5SArnaldo Carvalho de Melo .exit = perf_event__process_exit, 282f62d3f0fSArnaldo Carvalho de Melo .fork = perf_event__process_fork, 2830a8cb85cSJiri Olsa .ordered_events = true, 284d20deb64SArnaldo Carvalho de Melo .ordering_requires_timestamps = true, 285d20deb64SArnaldo Carvalho de Melo }, 286d20deb64SArnaldo Carvalho de Melo }; 287fa10f316SNamhyung Kim struct perf_data_file file = { 288fa10f316SNamhyung Kim .path = input_name, 289fa10f316SNamhyung Kim .mode = PERF_DATA_MODE_READ, 290fa10f316SNamhyung Kim }; 291d20deb64SArnaldo Carvalho de Melo const struct option options[] = { 29270cb4e96SFeng Tang OPT_STRING('i', "input", &input_name, "file", 29386470930SIngo Molnar "input file name"), 294ac73c5a9SArnaldo Carvalho de Melo OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", 295ac73c5a9SArnaldo Carvalho de Melo "only consider symbols in these dsos"), 2967009cc34SArnaldo Carvalho de Melo OPT_STRING('s', "symbol", &annotate.sym_hist_filter, "symbol", 29786470930SIngo Molnar "symbol to annotate"), 298fa10f316SNamhyung Kim OPT_BOOLEAN('f', "force", &file.force, "don't complain, do it"), 299c0555642SIan Munsie OPT_INCR('v', "verbose", &verbose, 30086470930SIngo Molnar "be more verbose (show symbol address, etc)"), 30186470930SIngo Molnar OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, 30286470930SIngo Molnar "dump raw trace in ASCII"), 3032b676bf0SNamhyung Kim OPT_BOOLEAN(0, "gtk", &annotate.use_gtk, "Use the GTK interface"), 3047009cc34SArnaldo Carvalho de Melo OPT_BOOLEAN(0, "tui", &annotate.use_tui, "Use the TUI interface"), 3057009cc34SArnaldo Carvalho de Melo OPT_BOOLEAN(0, "stdio", &annotate.use_stdio, "Use the stdio interface"), 306b32d133aSArnaldo Carvalho de Melo OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, 307b32d133aSArnaldo Carvalho de Melo "file", "vmlinux pathname"), 308b32d133aSArnaldo Carvalho de Melo OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, 30942976487SMike Galbraith "load module symbols - WARNING: use only with -k and LIVE kernel"), 3107009cc34SArnaldo Carvalho de Melo OPT_BOOLEAN('l', "print-line", &annotate.print_line, 311301406b9SFrederic Weisbecker "print matching source lines (may be slow)"), 3127009cc34SArnaldo Carvalho de Melo OPT_BOOLEAN('P', "full-paths", &annotate.full_paths, 31342976487SMike Galbraith "Don't shorten the displayed pathnames"), 31418c9e5c5SNamhyung Kim OPT_BOOLEAN(0, "skip-missing", &annotate.skip_missing, 31518c9e5c5SNamhyung Kim "Skip symbols that cannot be annotated"), 316c8e66720SDavid Ahern OPT_STRING('C', "cpu", &annotate.cpu_list, "cpu", "list of cpus to profile"), 317e71a0598SStephane Eranian OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", 318e71a0598SStephane Eranian "Look for files with symbols relative to this directory"), 31964c6f0c7SArnaldo Carvalho de Melo OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, 3203e6a2a7fSStephane Eranian "Interleave source code with assembly code (default)"), 32164c6f0c7SArnaldo Carvalho de Melo OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw, 3223e6a2a7fSStephane Eranian "Display raw encoding of assembly instructions (default)"), 323f69b64f7SAndi Kleen OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", 324f69b64f7SAndi Kleen "Specify disassembler style (e.g. -M intel for intel syntax)"), 3257a4ec938SMaciek Borzecki OPT_STRING(0, "objdump", &objdump_path, "path", 3267a4ec938SMaciek Borzecki "objdump binary to use for disassembly and annotations"), 327b1dd4432SNamhyung Kim OPT_BOOLEAN(0, "group", &symbol_conf.event_group, 328b1dd4432SNamhyung Kim "Show event group information together"), 32986470930SIngo Molnar OPT_END() 33086470930SIngo Molnar }; 331a635fc51SArnaldo Carvalho de Melo int ret = hists__init(); 332a635fc51SArnaldo Carvalho de Melo 333a635fc51SArnaldo Carvalho de Melo if (ret < 0) 334a635fc51SArnaldo Carvalho de Melo return ret; 33586470930SIngo Molnar 336655000e7SArnaldo Carvalho de Melo argc = parse_options(argc, argv, options, annotate_usage, 0); 337655000e7SArnaldo Carvalho de Melo 3387009cc34SArnaldo Carvalho de Melo if (annotate.use_stdio) 3398b9e74ebSArnaldo Carvalho de Melo use_browser = 0; 3407009cc34SArnaldo Carvalho de Melo else if (annotate.use_tui) 3418b9e74ebSArnaldo Carvalho de Melo use_browser = 1; 3422b676bf0SNamhyung Kim else if (annotate.use_gtk) 3432b676bf0SNamhyung Kim use_browser = 2; 3448b9e74ebSArnaldo Carvalho de Melo 345229ade9bSArnaldo Carvalho de Melo setup_browser(true); 34646e3e055SArnaldo Carvalho de Melo 347fa10f316SNamhyung Kim annotate.session = perf_session__new(&file, false, &annotate.tool); 348fa10f316SNamhyung Kim if (annotate.session == NULL) 34952e02834STaeung Song return -1; 350fa10f316SNamhyung Kim 35178f7defeSArnaldo Carvalho de Melo symbol_conf.priv_size = sizeof(struct annotation); 35275be6cf4SArnaldo Carvalho de Melo symbol_conf.try_vmlinux_path = true; 35375be6cf4SArnaldo Carvalho de Melo 3540a7e6d1bSNamhyung Kim ret = symbol__init(&annotate.session->header.env); 355fa10f316SNamhyung Kim if (ret < 0) 356fa10f316SNamhyung Kim goto out_delete; 35786470930SIngo Molnar 35855309985SNamhyung Kim if (setup_sorting() < 0) 35955309985SNamhyung Kim usage_with_options(annotate_usage, options); 36086470930SIngo Molnar 36186470930SIngo Molnar if (argc) { 36286470930SIngo Molnar /* 3636f1d0c86SDongsheng Yang * Special case: if there's an argument left then assume that 36486470930SIngo Molnar * it's a symbol filter: 36586470930SIngo Molnar */ 36686470930SIngo Molnar if (argc > 1) 36786470930SIngo Molnar usage_with_options(annotate_usage, options); 36886470930SIngo Molnar 3697009cc34SArnaldo Carvalho de Melo annotate.sym_hist_filter = argv[0]; 37086470930SIngo Molnar } 37186470930SIngo Molnar 372fa10f316SNamhyung Kim ret = __cmd_annotate(&annotate); 373fa10f316SNamhyung Kim 374fa10f316SNamhyung Kim out_delete: 375fa10f316SNamhyung Kim /* 376fa10f316SNamhyung Kim * Speed up the exit process, for large files this can 377fa10f316SNamhyung Kim * take quite a while. 378fa10f316SNamhyung Kim * 379fa10f316SNamhyung Kim * XXX Enable this when using valgrind or if we ever 380fa10f316SNamhyung Kim * librarize this command. 381fa10f316SNamhyung Kim * 382fa10f316SNamhyung Kim * Also experiment with obstacks to see how much speed 383fa10f316SNamhyung Kim * up we'll get here. 384fa10f316SNamhyung Kim * 385fa10f316SNamhyung Kim * perf_session__delete(session); 386fa10f316SNamhyung Kim */ 387fa10f316SNamhyung Kim return ret; 38886470930SIngo Molnar } 389