blob: 3662047cc6b1bcd881c8ca833988b2007cc66869 [file] [log] [blame]
Ingo Molnarbf9e1872009-06-02 23:37:05 +02001/*
2 * builtin-report.c
3 *
4 * Builtin report command: Analyze the perf.data input file,
5 * look up and read DSOs and symbol information and display
6 * a histogram of results, along various sorting keys.
7 */
Ingo Molnar16f762a2009-05-27 09:10:38 +02008#include "builtin.h"
Ingo Molnar53cb8bc2009-05-26 09:17:18 +02009
Ingo Molnarbf9e1872009-06-02 23:37:05 +020010#include "util/util.h"
Namhyung Kim00c7e1f2013-01-22 18:09:46 +090011#include "util/cache.h"
Ingo Molnarbf9e1872009-06-02 23:37:05 +020012
Arnaldo Carvalho de Melo78f7def2011-02-04 09:45:46 -020013#include "util/annotate.h"
Ingo Molnar8fc03212009-06-04 15:19:47 +020014#include "util/color.h"
Arnaldo Carvalho de Melo5da50252009-07-01 14:46:08 -030015#include <linux/list.h>
Arnaldo Carvalho de Melo43cbcd82009-07-01 12:28:37 -030016#include <linux/rbtree.h>
Arnaldo Carvalho de Meloa2928c42009-05-28 14:55:04 -030017#include "util/symbol.h"
Frederic Weisbeckerf55c5552009-06-26 16:28:01 +020018#include "util/callchain.h"
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -030019#include "util/strlist.h"
Brice Goglin8d513272009-08-07 13:55:24 +020020#include "util/values.h"
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -030021
Ingo Molnar53cb8bc2009-05-26 09:17:18 +020022#include "perf.h"
Frederic Weisbecker8f28827a2009-08-16 22:05:48 +020023#include "util/debug.h"
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -030024#include "util/evlist.h"
25#include "util/evsel.h"
Peter Zijlstra7c6a1c62009-06-25 17:05:54 +020026#include "util/header.h"
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020027#include "util/session.h"
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -020028#include "util/tool.h"
Ingo Molnar53cb8bc2009-05-26 09:17:18 +020029
30#include "util/parse-options.h"
31#include "util/parse-events.h"
32
Frederic Weisbecker6baa0a52009-08-14 12:21:53 +020033#include "util/thread.h"
John Kacurdd68ada2009-09-24 18:02:49 +020034#include "util/sort.h"
John Kacur3d1d07e2009-09-28 15:32:55 +020035#include "util/hist.h"
Irina Tirdea68e94f42012-10-16 02:33:38 +030036#include "arch/common.h"
Frederic Weisbecker6baa0a52009-08-14 12:21:53 +020037
Anton Blanchard5d67be92011-07-04 21:57:50 +100038#include <linux/bitmap.h>
39
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -020040struct perf_report {
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -020041 struct perf_tool tool;
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -020042 struct perf_session *session;
Pekka Enbergc31a9452012-03-19 15:13:29 -030043 bool force, use_tui, use_gtk, use_stdio;
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -020044 bool hide_unresolved;
45 bool dont_use_callchains;
46 bool show_full_info;
47 bool show_threads;
48 bool inverted_callchain;
Stephane Eranianf4f7e282013-01-24 16:10:36 +010049 bool mem_mode;
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -020050 struct perf_read_values show_threads_values;
51 const char *pretty_printing_style;
52 symbol_filter_t annotate_init;
53 const char *cpu_list;
Namhyung Kimb14ffac2012-03-16 17:50:54 +090054 const char *symbol_filter_str;
Namhyung Kim064f1982013-05-14 11:09:04 +090055 float min_percent;
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -020056 DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -020057};
Anton Blanchard5d67be92011-07-04 21:57:50 +100058
Namhyung Kim00c7e1f2013-01-22 18:09:46 +090059static int perf_report_config(const char *var, const char *value, void *cb)
60{
61 if (!strcmp(var, "report.group")) {
62 symbol_conf.event_group = perf_config_bool(var, value);
63 return 0;
64 }
Namhyung Kimeec574e2013-05-14 11:09:06 +090065 if (!strcmp(var, "report.percent-limit")) {
66 struct perf_report *rep = cb;
67 rep->min_percent = strtof(value, NULL);
68 return 0;
69 }
Namhyung Kim00c7e1f2013-01-22 18:09:46 +090070
71 return perf_default_config(var, value, cb);
72}
73
Stephane Eranianf4f7e282013-01-24 16:10:36 +010074static int perf_report__add_mem_hist_entry(struct perf_tool *tool,
75 struct addr_location *al,
76 struct perf_sample *sample,
77 struct perf_evsel *evsel,
78 struct machine *machine,
79 union perf_event *event)
80{
81 struct perf_report *rep = container_of(tool, struct perf_report, tool);
82 struct symbol *parent = NULL;
83 u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
84 int err = 0;
85 struct hist_entry *he;
86 struct mem_info *mi, *mx;
87 uint64_t cost;
88
89 if ((sort__has_parent || symbol_conf.use_callchain) &&
90 sample->callchain) {
91 err = machine__resolve_callchain(machine, evsel, al->thread,
92 sample, &parent);
93 if (err)
94 return err;
95 }
96
97 mi = machine__resolve_mem(machine, al->thread, sample, cpumode);
98 if (!mi)
99 return -ENOMEM;
100
101 if (rep->hide_unresolved && !al->sym)
102 return 0;
103
104 cost = sample->weight;
105 if (!cost)
106 cost = 1;
107
108 /*
109 * must pass period=weight in order to get the correct
110 * sorting from hists__collapse_resort() which is solely
111 * based on periods. We want sorting be done on nr_events * weight
112 * and this is indirectly achieved by passing period=weight here
113 * and the he_stat__add_period() function.
114 */
115 he = __hists__add_mem_entry(&evsel->hists, al, parent, mi, cost, cost);
116 if (!he)
117 return -ENOMEM;
118
119 /*
Arnaldo Carvalho de Melo6692c262013-03-28 11:34:10 -0300120 * In the TUI browser, we are doing integrated annotation,
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100121 * so we don't allocate the extra space needed because the stdio
122 * code will not use it.
123 */
124 if (sort__has_sym && he->ms.sym && use_browser > 0) {
125 struct annotation *notes = symbol__annotation(he->ms.sym);
126
127 assert(evsel != NULL);
128
129 if (notes->src == NULL && symbol__alloc_hist(he->ms.sym) < 0)
130 goto out;
131
132 err = hist_entry__inc_addr_samples(he, evsel->idx, al->addr);
133 if (err)
134 goto out;
135 }
136
137 if (sort__has_sym && he->mem_info->daddr.sym && use_browser > 0) {
138 struct annotation *notes;
139
140 mx = he->mem_info;
141
142 notes = symbol__annotation(mx->daddr.sym);
143 if (notes->src == NULL && symbol__alloc_hist(mx->daddr.sym) < 0)
144 goto out;
145
146 err = symbol__inc_addr_samples(mx->daddr.sym,
147 mx->daddr.map,
148 evsel->idx,
149 mx->daddr.al_addr);
150 if (err)
151 goto out;
152 }
153
154 evsel->hists.stats.total_period += cost;
155 hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE);
156 err = 0;
157
158 if (symbol_conf.use_callchain) {
159 err = callchain_append(he->callchain,
160 &callchain_cursor,
161 sample->period);
162 }
163out:
164 return err;
165}
166
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100167static int perf_report__add_branch_hist_entry(struct perf_tool *tool,
168 struct addr_location *al,
169 struct perf_sample *sample,
170 struct perf_evsel *evsel,
171 struct machine *machine)
172{
173 struct perf_report *rep = container_of(tool, struct perf_report, tool);
174 struct symbol *parent = NULL;
175 int err = 0;
176 unsigned i;
177 struct hist_entry *he;
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100178 struct branch_info *bi, *bx;
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100179
180 if ((sort__has_parent || symbol_conf.use_callchain)
181 && sample->callchain) {
Jiri Olsa71ad0f52012-08-07 15:20:46 +0200182 err = machine__resolve_callchain(machine, evsel, al->thread,
183 sample, &parent);
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100184 if (err)
185 return err;
186 }
187
188 bi = machine__resolve_bstack(machine, al->thread,
189 sample->branch_stack);
190 if (!bi)
191 return -ENOMEM;
192
193 for (i = 0; i < sample->branch_stack->nr; i++) {
194 if (rep->hide_unresolved && !(bi[i].from.sym && bi[i].to.sym))
195 continue;
Namhyung Kim26353a62013-04-01 20:35:17 +0900196
197 err = -ENOMEM;
198
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100199 /*
200 * The report shows the percentage of total branches captured
201 * and not events sampled. Thus we use a pseudo period of 1.
202 */
203 he = __hists__add_branch_entry(&evsel->hists, al, parent,
Andi Kleen05484292013-01-24 16:10:29 +0100204 &bi[i], 1, 1);
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100205 if (he) {
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100206 struct annotation *notes;
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100207 bx = he->branch_info;
Namhyung Kim034a9262012-09-14 17:35:28 +0900208 if (bx->from.sym && use_browser == 1 && sort__has_sym) {
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100209 notes = symbol__annotation(bx->from.sym);
210 if (!notes->src
211 && symbol__alloc_hist(bx->from.sym) < 0)
212 goto out;
213
214 err = symbol__inc_addr_samples(bx->from.sym,
215 bx->from.map,
216 evsel->idx,
217 bx->from.al_addr);
218 if (err)
219 goto out;
220 }
221
Namhyung Kim034a9262012-09-14 17:35:28 +0900222 if (bx->to.sym && use_browser == 1 && sort__has_sym) {
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100223 notes = symbol__annotation(bx->to.sym);
224 if (!notes->src
225 && symbol__alloc_hist(bx->to.sym) < 0)
226 goto out;
227
228 err = symbol__inc_addr_samples(bx->to.sym,
229 bx->to.map,
230 evsel->idx,
231 bx->to.al_addr);
232 if (err)
233 goto out;
234 }
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100235 evsel->hists.stats.total_period += 1;
236 hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE);
237 } else
Namhyung Kim26353a62013-04-01 20:35:17 +0900238 goto out;
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100239 }
Namhyung Kim26353a62013-04-01 20:35:17 +0900240 err = 0;
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100241out:
Namhyung Kim26353a62013-04-01 20:35:17 +0900242 free(bi);
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100243 return err;
244}
245
Arnaldo Carvalho de Melo743eb862011-11-28 07:56:39 -0200246static int perf_evsel__add_hist_entry(struct perf_evsel *evsel,
247 struct addr_location *al,
248 struct perf_sample *sample,
249 struct machine *machine)
Arnaldo Carvalho de Melo3a4b8cc2009-05-26 16:19:04 -0300250{
Arnaldo Carvalho de Melob3c9ac02010-03-24 16:40:18 -0300251 struct symbol *parent = NULL;
Frederic Weisbecker1b3a0e92011-01-14 04:51:58 +0100252 int err = 0;
Peter Zijlstrae7fb08b2009-05-27 20:20:24 +0200253 struct hist_entry *he;
Arnaldo Carvalho de Melo3a4b8cc2009-05-26 16:19:04 -0300254
Arnaldo Carvalho de Melo8d50e5b2011-01-29 13:02:00 -0200255 if ((sort__has_parent || symbol_conf.use_callchain) && sample->callchain) {
Jiri Olsa71ad0f52012-08-07 15:20:46 +0200256 err = machine__resolve_callchain(machine, evsel, al->thread,
257 sample, &parent);
Frederic Weisbecker1b3a0e92011-01-14 04:51:58 +0100258 if (err)
259 return err;
Arnaldo Carvalho de Meload5b2172010-04-02 10:04:18 -0300260 }
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300261
Andi Kleen05484292013-01-24 16:10:29 +0100262 he = __hists__add_entry(&evsel->hists, al, parent, sample->period,
263 sample->weight);
Arnaldo Carvalho de Melo9735abf2009-10-03 10:42:45 -0300264 if (he == NULL)
Frederic Weisbecker1b3a0e92011-01-14 04:51:58 +0100265 return -ENOMEM;
266
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300267 if (symbol_conf.use_callchain) {
Arnaldo Carvalho de Melo246d4ce2011-11-11 23:10:26 -0200268 err = callchain_append(he->callchain,
Namhyung Kim47260642012-05-31 14:43:26 +0900269 &callchain_cursor,
Arnaldo Carvalho de Melo8d50e5b2011-01-29 13:02:00 -0200270 sample->period);
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300271 if (err)
Frederic Weisbecker1b3a0e92011-01-14 04:51:58 +0100272 return err;
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300273 }
274 /*
Arnaldo Carvalho de Melo6692c262013-03-28 11:34:10 -0300275 * Only in the TUI browser we are doing integrated annotation,
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300276 * so we don't allocated the extra space needed because the stdio
277 * code will not use it.
278 */
Namhyung Kim034a9262012-09-14 17:35:28 +0900279 if (he->ms.sym != NULL && use_browser == 1 && sort__has_sym) {
Arnaldo Carvalho de Melo2f525d02011-02-04 13:43:24 -0200280 struct annotation *notes = symbol__annotation(he->ms.sym);
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300281
282 assert(evsel != NULL);
283
284 err = -ENOMEM;
Arnaldo Carvalho de Melod04b35f2011-11-11 22:17:32 -0200285 if (notes->src == NULL && symbol__alloc_hist(he->ms.sym) < 0)
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300286 goto out;
287
288 err = hist_entry__inc_addr_samples(he, evsel->idx, al->addr);
Arnaldo Carvalho de Melo2f525d02011-02-04 13:43:24 -0200289 }
Frederic Weisbecker1b3a0e92011-01-14 04:51:58 +0100290
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300291 evsel->hists.stats.total_period += sample->period;
292 hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE);
293out:
Arnaldo Carvalho de Melo39d1e1b2010-05-09 12:01:05 -0300294 return err;
Arnaldo Carvalho de Melo3a4b8cc2009-05-26 16:19:04 -0300295}
296
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300297
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200298static int process_sample_event(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200299 union perf_event *event,
Arnaldo Carvalho de Melo8115d602011-01-29 14:01:45 -0200300 struct perf_sample *sample,
Arnaldo Carvalho de Melo9e69c212011-03-15 15:44:01 -0300301 struct perf_evsel *evsel,
Arnaldo Carvalho de Melo743eb862011-11-28 07:56:39 -0200302 struct machine *machine)
Ingo Molnar75051722009-06-03 23:14:49 +0200303{
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200304 struct perf_report *rep = container_of(tool, struct perf_report, tool);
Arnaldo Carvalho de Melo1ed091c2009-11-27 16:29:23 -0200305 struct addr_location al;
Namhyung Kim27a0dcb2013-05-14 11:09:02 +0900306 int ret;
OGAWA Hirofumi180f95e2009-12-06 20:08:24 +0900307
Arnaldo Carvalho de Melo743eb862011-11-28 07:56:39 -0200308 if (perf_event__preprocess_sample(event, machine, &al, sample,
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200309 rep->annotate_init) < 0) {
Arnaldo Carvalho de Meloc410a332009-12-15 20:04:41 -0200310 fprintf(stderr, "problem processing %d event, skipping it.\n",
Ingo Molnar75051722009-06-03 23:14:49 +0200311 event->header.type);
312 return -1;
313 }
314
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200315 if (al.filtered || (rep->hide_unresolved && al.sym == NULL))
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -0300316 return 0;
Arnaldo Carvalho de Melo7bec7a92009-06-30 19:01:22 -0300317
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200318 if (rep->cpu_list && !test_bit(sample->cpu, rep->cpu_bitmap))
Anton Blanchard5d67be92011-07-04 21:57:50 +1000319 return 0;
320
Namhyung Kim55369fc2013-04-01 20:35:20 +0900321 if (sort__mode == SORT_MODE__BRANCH) {
Namhyung Kim27a0dcb2013-05-14 11:09:02 +0900322 ret = perf_report__add_branch_hist_entry(tool, &al, sample,
323 evsel, machine);
324 if (ret < 0)
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100325 pr_debug("problem adding lbr entry, skipping event\n");
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100326 } else if (rep->mem_mode == 1) {
Namhyung Kim27a0dcb2013-05-14 11:09:02 +0900327 ret = perf_report__add_mem_hist_entry(tool, &al, sample,
328 evsel, machine, event);
329 if (ret < 0)
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100330 pr_debug("problem adding mem entry, skipping event\n");
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100331 } else {
332 if (al.map != NULL)
333 al.map->dso->hit = 1;
Arnaldo Carvalho de Meloec80fde2011-05-26 09:53:51 -0300334
Namhyung Kim27a0dcb2013-05-14 11:09:02 +0900335 ret = perf_evsel__add_hist_entry(evsel, &al, sample, machine);
336 if (ret < 0)
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100337 pr_debug("problem incrementing symbol period, skipping event\n");
Ingo Molnar75051722009-06-03 23:14:49 +0200338 }
Namhyung Kim27a0dcb2013-05-14 11:09:02 +0900339 return ret;
Ingo Molnar75051722009-06-03 23:14:49 +0200340}
341
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200342static int process_read_event(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200343 union perf_event *event,
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300344 struct perf_sample *sample __maybe_unused,
Arnaldo Carvalho de Melo743eb862011-11-28 07:56:39 -0200345 struct perf_evsel *evsel,
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300346 struct machine *machine __maybe_unused)
Peter Zijlstrae9ea2fd2009-06-24 22:46:04 +0200347{
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200348 struct perf_report *rep = container_of(tool, struct perf_report, tool);
Arnaldo Carvalho de Melo743eb862011-11-28 07:56:39 -0200349
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200350 if (rep->show_threads) {
Arnaldo Carvalho de Melo7289f832012-06-12 12:34:58 -0300351 const char *name = evsel ? perf_evsel__name(evsel) : "unknown";
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200352 perf_read_values_add_value(&rep->show_threads_values,
Brice Goglin8d513272009-08-07 13:55:24 +0200353 event->read.pid, event->read.tid,
354 event->read.id,
355 name,
356 event->read.value);
357 }
358
Arnaldo Carvalho de Melo9486aa32011-01-22 20:37:02 -0200359 dump_printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid,
Arnaldo Carvalho de Melo7289f832012-06-12 12:34:58 -0300360 evsel ? perf_evsel__name(evsel) : "FAIL",
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200361 event->read.value);
Peter Zijlstrae9ea2fd2009-06-24 22:46:04 +0200362
363 return 0;
364}
365
David Ahern300aa942012-06-11 13:48:41 -0600366/* For pipe mode, sample_type is not currently set */
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200367static int perf_report__setup_sample_type(struct perf_report *rep)
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -0300368{
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200369 struct perf_session *self = rep->session;
Arnaldo Carvalho de Melo7f3be652012-08-01 19:15:52 -0300370 u64 sample_type = perf_evlist__sample_type(self->evlist);
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200371
Arnaldo Carvalho de Melo7f3be652012-08-01 19:15:52 -0300372 if (!self->fd_pipe && !(sample_type & PERF_SAMPLE_CALLCHAIN)) {
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200373 if (sort__has_parent) {
Namhyung Kim3780f482012-05-29 13:22:57 +0900374 ui__error("Selected --sort parent, but no "
Arnaldo Carvalho de Melo00894ce2011-08-03 12:33:24 -0300375 "callchain data. Did you call "
376 "'perf record' without -g?\n");
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200377 return -EINVAL;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200378 }
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200379 if (symbol_conf.use_callchain) {
Namhyung Kim3780f482012-05-29 13:22:57 +0900380 ui__error("Selected -g but no callchain data. Did "
Arnaldo Carvalho de Melo00894ce2011-08-03 12:33:24 -0300381 "you call 'perf record' without -g?\n");
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200382 return -1;
383 }
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200384 } else if (!rep->dont_use_callchains &&
385 callchain_param.mode != CHAIN_NONE &&
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200386 !symbol_conf.use_callchain) {
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200387 symbol_conf.use_callchain = true;
Frederic Weisbecker16537f12011-01-14 04:52:00 +0100388 if (callchain_register_param(&callchain_param) < 0) {
Namhyung Kim3780f482012-05-29 13:22:57 +0900389 ui__error("Can't register callchain params.\n");
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200390 return -EINVAL;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200391 }
Ingo Molnard80d3382009-06-03 23:14:49 +0200392 }
393
Namhyung Kim55369fc2013-04-01 20:35:20 +0900394 if (sort__mode == SORT_MODE__BRANCH) {
David Ahern300aa942012-06-11 13:48:41 -0600395 if (!self->fd_pipe &&
Arnaldo Carvalho de Melo7f3be652012-08-01 19:15:52 -0300396 !(sample_type & PERF_SAMPLE_BRANCH_STACK)) {
Namhyung Kim3780f482012-05-29 13:22:57 +0900397 ui__error("Selected -b but no branch data. "
398 "Did you call perf record without -b?\n");
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100399 return -1;
400 }
401 }
402
Ingo Molnard80d3382009-06-03 23:14:49 +0200403 return 0;
404}
405
Tom Zanussi46656ac2010-04-01 23:59:17 -0500406extern volatile int session_done;
407
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300408static void sig_handler(int sig __maybe_unused)
Tom Zanussi46656ac2010-04-01 23:59:17 -0500409{
410 session_done = 1;
411}
412
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100413static size_t hists__fprintf_nr_sample_events(struct perf_report *rep,
414 struct hists *self,
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300415 const char *evname, FILE *fp)
416{
417 size_t ret;
418 char unit;
Ashay Ranecc686282012-04-05 21:01:01 -0500419 unsigned long nr_samples = self->stats.nr_events[PERF_RECORD_SAMPLE];
420 u64 nr_events = self->stats.total_period;
Namhyung Kim717e2632013-01-22 18:09:44 +0900421 struct perf_evsel *evsel = hists_to_evsel(self);
422 char buf[512];
423 size_t size = sizeof(buf);
424
Namhyung Kim759ff492013-03-05 14:53:26 +0900425 if (perf_evsel__is_group_event(evsel)) {
Namhyung Kim717e2632013-01-22 18:09:44 +0900426 struct perf_evsel *pos;
427
428 perf_evsel__group_desc(evsel, buf, size);
429 evname = buf;
430
431 for_each_group_member(pos, evsel) {
432 nr_samples += pos->hists.stats.nr_events[PERF_RECORD_SAMPLE];
433 nr_events += pos->hists.stats.total_period;
434 }
435 }
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300436
Ashay Ranecc686282012-04-05 21:01:01 -0500437 nr_samples = convert_unit(nr_samples, &unit);
438 ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit);
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300439 if (evname != NULL)
Ashay Ranecc686282012-04-05 21:01:01 -0500440 ret += fprintf(fp, " of event '%s'", evname);
441
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100442 if (rep->mem_mode) {
443 ret += fprintf(fp, "\n# Total weight : %" PRIu64, nr_events);
444 ret += fprintf(fp, "\n# Sort order : %s", sort_order);
445 } else
446 ret += fprintf(fp, "\n# Event count (approx.): %" PRIu64, nr_events);
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300447 return ret + fprintf(fp, "\n#\n");
448}
449
Arnaldo Carvalho de Melo7f0030b2011-03-06 13:07:30 -0300450static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200451 struct perf_report *rep,
Arnaldo Carvalho de Melo7f0030b2011-03-06 13:07:30 -0300452 const char *help)
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300453{
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300454 struct perf_evsel *pos;
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300455
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300456 list_for_each_entry(pos, &evlist->entries, node) {
457 struct hists *hists = &pos->hists;
Arnaldo Carvalho de Melo7289f832012-06-12 12:34:58 -0300458 const char *evname = perf_evsel__name(pos);
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300459
Namhyung Kimfc24d7c2013-01-22 18:09:43 +0900460 if (symbol_conf.event_group &&
461 !perf_evsel__is_group_leader(pos))
462 continue;
463
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100464 hists__fprintf_nr_sample_events(rep, hists, evname, stdout);
Namhyung Kim064f1982013-05-14 11:09:04 +0900465 hists__fprintf(hists, true, 0, 0, rep->min_percent, stdout);
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300466 fprintf(stdout, "\n\n");
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300467 }
468
469 if (sort_order == default_sort_order &&
470 parent_pattern == default_parent_pattern) {
471 fprintf(stdout, "#\n# (%s)\n#\n", help);
472
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200473 if (rep->show_threads) {
474 bool style = !strcmp(rep->pretty_printing_style, "raw");
475 perf_read_values_display(stdout, &rep->show_threads_values,
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300476 style);
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200477 perf_read_values_destroy(&rep->show_threads_values);
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300478 }
479 }
480
481 return 0;
482}
483
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200484static int __cmd_report(struct perf_report *rep)
Ingo Molnard80d3382009-06-03 23:14:49 +0200485{
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200486 int ret = -EINVAL;
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300487 u64 nr_samples;
Stephane Eranian993ac882012-03-08 23:47:47 +0100488 struct perf_session *session = rep->session;
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300489 struct perf_evsel *pos;
Arnaldo Carvalho de Meloec80fde2011-05-26 09:53:51 -0300490 struct map *kernel_map;
491 struct kmap *kernel_kmap;
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300492 const char *help = "For a higher level overview, try: perf report --sort comm,dso";
Ingo Molnard80d3382009-06-03 23:14:49 +0200493
Tom Zanussi46656ac2010-04-01 23:59:17 -0500494 signal(SIGINT, sig_handler);
495
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200496 if (rep->cpu_list) {
497 ret = perf_session__cpu_bitmap(session, rep->cpu_list,
498 rep->cpu_bitmap);
Anton Blanchard5d67be92011-07-04 21:57:50 +1000499 if (ret)
500 goto out_delete;
501 }
502
Stephane Eranianfbe96f22011-09-30 15:40:40 +0200503 if (use_browser <= 0)
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200504 perf_session__fprintf_info(session, stdout, rep->show_full_info);
Stephane Eranianfbe96f22011-09-30 15:40:40 +0200505
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200506 if (rep->show_threads)
507 perf_read_values_init(&rep->show_threads_values);
Brice Goglin8d513272009-08-07 13:55:24 +0200508
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200509 ret = perf_report__setup_sample_type(rep);
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200510 if (ret)
511 goto out_delete;
512
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200513 ret = perf_session__process_events(session, &rep->tool);
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200514 if (ret)
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200515 goto out_delete;
Ingo Molnar97b07b62009-05-26 18:48:58 +0200516
Arnaldo Carvalho de Melo876650e2012-12-18 19:15:48 -0300517 kernel_map = session->machines.host.vmlinux_maps[MAP__FUNCTION];
Arnaldo Carvalho de Meloec80fde2011-05-26 09:53:51 -0300518 kernel_kmap = map__kmap(kernel_map);
519 if (kernel_map == NULL ||
520 (kernel_map->dso->hit &&
521 (kernel_kmap->ref_reloc_sym == NULL ||
522 kernel_kmap->ref_reloc_sym->addr == 0))) {
David Ahern9e755752012-04-15 20:54:15 -0600523 const char *desc =
524 "As no suitable kallsyms nor vmlinux was found, kernel samples\n"
525 "can't be resolved.";
526
527 if (kernel_map) {
528 const struct dso *kdso = kernel_map->dso;
529 if (!RB_EMPTY_ROOT(&kdso->symbols[MAP__FUNCTION])) {
530 desc = "If some relocation was applied (e.g. "
531 "kexec) symbols may be misresolved.";
532 }
533 }
Arnaldo Carvalho de Meloec80fde2011-05-26 09:53:51 -0300534
Arnaldo Carvalho de Melo646aaea2011-05-27 11:00:41 -0300535 ui__warning(
536"Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
537"Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
538"Samples in kernel modules can't be resolved as well.\n\n",
David Ahern9e755752012-04-15 20:54:15 -0600539 desc);
Arnaldo Carvalho de Meloec80fde2011-05-26 09:53:51 -0300540 }
541
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300542 if (verbose > 3)
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -0200543 perf_session__fprintf(session, stdout);
Arnaldo Carvalho de Melo9ac99542009-06-04 13:54:00 -0300544
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300545 if (verbose > 2)
Arnaldo Carvalho de Melocbf69682010-04-27 21:22:44 -0300546 perf_session__fprintf_dsos(session, stdout);
Ingo Molnar16f762a2009-05-27 09:10:38 +0200547
Jiri Olsa71ad0f52012-08-07 15:20:46 +0200548 if (dump_trace) {
549 perf_session__fprintf_nr_events(session, stdout);
550 goto out_delete;
551 }
552
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300553 nr_samples = 0;
554 list_for_each_entry(pos, &session->evlist->entries, node) {
555 struct hists *hists = &pos->hists;
Arnaldo Carvalho de Melo74cfc172011-02-17 14:40:46 -0200556
Namhyung Kimb14ffac2012-03-16 17:50:54 +0900557 if (pos->idx == 0)
558 hists->symbol_filter_str = rep->symbol_filter_str;
559
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300560 hists__collapse_resort(hists);
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300561 nr_samples += hists->stats.nr_events[PERF_RECORD_SAMPLE];
Namhyung Kim6e1f6012013-01-22 18:09:32 +0900562
563 /* Non-group events are considered as leader */
564 if (symbol_conf.event_group &&
565 !perf_evsel__is_group_leader(pos)) {
566 struct hists *leader_hists = &pos->leader->hists;
567
568 hists__match(leader_hists, hists);
569 hists__link(leader_hists, hists);
570 }
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -0300571 }
572
573 if (nr_samples == 0) {
Namhyung Kim3780f482012-05-29 13:22:57 +0900574 ui__error("The %s file has no samples!\n", session->filename);
Arnaldo Carvalho de Melo74cfc172011-02-17 14:40:46 -0200575 goto out_delete;
576 }
577
Namhyung Kim6e1f6012013-01-22 18:09:32 +0900578 list_for_each_entry(pos, &session->evlist->entries, node)
579 hists__output_resort(&pos->hists);
580
Arnaldo Carvalho de Melo81cce8d2011-10-05 19:11:32 -0300581 if (use_browser > 0) {
Pekka Enbergc31a9452012-03-19 15:13:29 -0300582 if (use_browser == 1) {
Feng Tangad0de092013-02-03 14:38:21 +0800583 ret = perf_evlist__tui_browse_hists(session->evlist,
Namhyung Kim064f1982013-05-14 11:09:04 +0900584 help, NULL,
585 rep->min_percent,
Feng Tangad0de092013-02-03 14:38:21 +0800586 &session->header.env);
587 /*
588 * Usually "ret" is the last pressed key, and we only
589 * care if the key notifies us to switch data file.
590 */
591 if (ret != K_SWITCH_INPUT_DATA)
592 ret = 0;
593
Pekka Enbergc31a9452012-03-19 15:13:29 -0300594 } else if (use_browser == 2) {
595 perf_evlist__gtk_browse_hists(session->evlist, help,
Namhyung Kim064f1982013-05-14 11:09:04 +0900596 NULL, rep->min_percent);
Pekka Enbergc31a9452012-03-19 15:13:29 -0300597 }
Arnaldo Carvalho de Melo81cce8d2011-10-05 19:11:32 -0300598 } else
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200599 perf_evlist__tty_browse_hists(session->evlist, rep, help);
Arnaldo Carvalho de Melo3e6055a2009-12-16 12:27:10 -0200600
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200601out_delete:
Arnaldo Carvalho de Melo71e7cf32010-08-05 19:41:44 -0300602 /*
603 * Speed up the exit process, for large files this can
604 * take quite a while.
605 *
606 * XXX Enable this when using valgrind or if we ever
607 * librarize this command.
608 *
609 * Also experiment with obstacks to see how much speed
610 * up we'll get here.
611 *
612 * perf_session__delete(session);
613 */
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200614 return ret;
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -0300615}
616
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200617static int
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200618parse_callchain_opt(const struct option *opt, const char *arg, int unset)
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200619{
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200620 struct perf_report *rep = (struct perf_report *)opt->value;
Arnaldo Carvalho de Melo232a5c92010-05-09 20:28:10 -0300621 char *tok, *tok2;
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200622 char *endptr;
623
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200624 /*
625 * --no-call-graph
626 */
627 if (unset) {
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200628 rep->dont_use_callchains = true;
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200629 return 0;
630 }
631
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200632 symbol_conf.use_callchain = true;
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200633
634 if (!arg)
635 return 0;
636
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200637 tok = strtok((char *)arg, ",");
638 if (!tok)
639 return -1;
640
641 /* get the output mode */
642 if (!strncmp(tok, "graph", strlen(arg)))
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200643 callchain_param.mode = CHAIN_GRAPH_ABS;
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200644
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200645 else if (!strncmp(tok, "flat", strlen(arg)))
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200646 callchain_param.mode = CHAIN_FLAT;
647
648 else if (!strncmp(tok, "fractal", strlen(arg)))
649 callchain_param.mode = CHAIN_GRAPH_REL;
650
Frederic Weisbeckerb1a88342009-08-08 02:16:24 +0200651 else if (!strncmp(tok, "none", strlen(arg))) {
652 callchain_param.mode = CHAIN_NONE;
Yong Wangb7ae11b2010-01-22 09:47:50 +0800653 symbol_conf.use_callchain = false;
Frederic Weisbeckerb1a88342009-08-08 02:16:24 +0200654
655 return 0;
656 }
657
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200658 else
659 return -1;
660
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200661 /* get the min percentage */
662 tok = strtok(NULL, ",");
663 if (!tok)
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200664 goto setup;
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200665
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200666 callchain_param.min_percent = strtod(tok, &endptr);
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200667 if (tok == endptr)
668 return -1;
669
Sam Liaod797fdc2011-06-07 23:49:46 +0800670 /* get the print limit */
671 tok2 = strtok(NULL, ",");
672 if (!tok2)
673 goto setup;
674
675 if (tok2[0] != 'c') {
Namhyung Kim6581f6e2011-12-13 00:16:50 +0900676 callchain_param.print_limit = strtoul(tok2, &endptr, 0);
Sam Liaod797fdc2011-06-07 23:49:46 +0800677 tok2 = strtok(NULL, ",");
678 if (!tok2)
679 goto setup;
680 }
681
682 /* get the call chain order */
683 if (!strcmp(tok2, "caller"))
684 callchain_param.order = ORDER_CALLER;
685 else if (!strcmp(tok2, "callee"))
686 callchain_param.order = ORDER_CALLEE;
687 else
688 return -1;
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200689setup:
Frederic Weisbecker16537f12011-01-14 04:52:00 +0100690 if (callchain_register_param(&callchain_param) < 0) {
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200691 fprintf(stderr, "Can't register callchain params\n");
692 return -1;
693 }
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200694 return 0;
695}
696
Stephane Eranian993ac882012-03-08 23:47:47 +0100697static int
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300698parse_branch_mode(const struct option *opt __maybe_unused,
699 const char *str __maybe_unused, int unset)
Stephane Eranian993ac882012-03-08 23:47:47 +0100700{
Namhyung Kim55369fc2013-04-01 20:35:20 +0900701 int *branch_mode = opt->value;
702
703 *branch_mode = !unset;
Stephane Eranian993ac882012-03-08 23:47:47 +0100704 return 0;
705}
706
Namhyung Kim064f1982013-05-14 11:09:04 +0900707static int
708parse_percent_limit(const struct option *opt, const char *str,
709 int unset __maybe_unused)
710{
711 struct perf_report *rep = opt->value;
712
713 rep->min_percent = strtof(str, NULL);
714 return 0;
715}
716
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300717int cmd_report(int argc, const char **argv, const char *prefix __maybe_unused)
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200718{
Stephane Eranian993ac882012-03-08 23:47:47 +0100719 struct perf_session *session;
Robert Richterefad1412011-12-07 10:02:54 +0100720 struct stat st;
Stephane Eranian993ac882012-03-08 23:47:47 +0100721 bool has_br_stack = false;
Namhyung Kim55369fc2013-04-01 20:35:20 +0900722 int branch_mode = -1;
Stephane Eranian993ac882012-03-08 23:47:47 +0100723 int ret = -1;
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200724 char callchain_default_opt[] = "fractal,0.5,callee";
725 const char * const report_usage[] = {
Namhyung Kimfb2bace2011-12-13 00:16:56 +0900726 "perf report [<options>]",
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200727 NULL
728 };
729 struct perf_report report = {
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200730 .tool = {
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200731 .sample = process_sample_event,
732 .mmap = perf_event__process_mmap,
733 .comm = perf_event__process_comm,
Arnaldo Carvalho de Melof62d3f02012-10-06 15:44:59 -0300734 .exit = perf_event__process_exit,
735 .fork = perf_event__process_fork,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200736 .lost = perf_event__process_lost,
737 .read = process_read_event,
738 .attr = perf_event__process_attr,
739 .event_type = perf_event__process_event_type,
740 .tracing_data = perf_event__process_tracing_data,
741 .build_id = perf_event__process_build_id,
742 .ordered_samples = true,
743 .ordering_requires_timestamps = true,
744 },
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200745 .pretty_printing_style = "normal",
746 };
747 const struct option options[] = {
Feng Tang70cb4e92012-10-30 11:56:02 +0800748 OPT_STRING('i', "input", &input_name, "file",
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200749 "input file name"),
Ian Munsiec0555642010-04-13 18:37:33 +1000750 OPT_INCR('v', "verbose", &verbose,
Arnaldo Carvalho de Melo815e7772009-05-26 19:46:14 -0300751 "be more verbose (show symbol address, etc)"),
Ingo Molnar97b07b62009-05-26 18:48:58 +0200752 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
753 "dump raw trace in ASCII"),
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200754 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
755 "file", "vmlinux pathname"),
David Ahernb226a5a72010-12-07 19:39:46 -0700756 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
757 "file", "kallsyms pathname"),
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200758 OPT_BOOLEAN('f', "force", &report.force, "don't complain, do it"),
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200759 OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules,
Mike Galbraith42976482009-07-02 08:09:46 +0200760 "load module symbols - WARNING: use only with -k and LIVE kernel"),
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200761 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
Arnaldo Carvalho de Meloe3d7e182009-07-11 12:18:37 -0300762 "Show a column with the number of samples"),
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200763 OPT_BOOLEAN('T', "threads", &report.show_threads,
Brice Goglin8d513272009-08-07 13:55:24 +0200764 "Show per-thread event counters"),
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200765 OPT_STRING(0, "pretty", &report.pretty_printing_style, "key",
Brice Goglin9f866692009-08-10 15:26:32 +0200766 "pretty printing style key: normal raw"),
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200767 OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"),
Pekka Enbergc31a9452012-03-19 15:13:29 -0300768 OPT_BOOLEAN(0, "gtk", &report.use_gtk, "Use the GTK2 interface"),
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200769 OPT_BOOLEAN(0, "stdio", &report.use_stdio,
770 "Use the stdio interface"),
Ingo Molnar63299f02009-05-28 10:52:00 +0200771 OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
Namhyung Kim98113602012-12-27 18:11:47 +0900772 "sort by key(s): pid, comm, dso, symbol, parent, cpu, srcline,"
Andi Kleen05484292013-01-24 16:10:29 +0100773 " dso_to, dso_from, symbol_to, symbol_from, mispredict,"
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100774 " weight, local_weight, mem, symbol_daddr, dso_daddr, tlb, "
775 "snoop, locked"),
Zhang, Yanmina1645ce2010-04-19 13:32:50 +0800776 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
777 "Show sample percentage for different cpu modes"),
Ingo Molnarb25bcf22009-06-18 07:01:03 +0200778 OPT_STRING('p', "parent", &parent_pattern, "regex",
779 "regex filter to identify parent, see: '--sort parent'"),
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200780 OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other,
Ingo Molnarb8e6d822009-06-18 14:32:19 +0200781 "Only display entries with parent-match"),
Namhyung Kim6581f6e2011-12-13 00:16:50 +0900782 OPT_CALLBACK_DEFAULT('g', "call-graph", &report, "output_type,min_percent[,print_limit],call_order",
783 "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold, optional print limit and callchain order. "
Sam Liaod797fdc2011-06-07 23:49:46 +0800784 "Default: fractal,0.5,callee", &parse_callchain_opt, callchain_default_opt),
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200785 OPT_BOOLEAN('G', "inverted", &report.inverted_callchain,
786 "alias for inverted call graph"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200787 OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -0300788 "only consider symbols in these dsos"),
David Ahernc8e66722011-11-13 11:30:08 -0700789 OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
Arnaldo Carvalho de Melocc8b88b2009-06-30 19:01:21 -0300790 "only consider symbols in these comms"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200791 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
Arnaldo Carvalho de Melo7bec7a92009-06-30 19:01:22 -0300792 "only consider these symbols"),
Namhyung Kimb14ffac2012-03-16 17:50:54 +0900793 OPT_STRING(0, "symbol-filter", &report.symbol_filter_str, "filter",
794 "only show symbols that (partially) match with this filter"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200795 OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str,
Arnaldo Carvalho de Melo52d422d2009-07-10 22:47:28 -0300796 "width[,width...]",
797 "don't try to adjust column width, use these fixed values"),
Arnaldo Carvalho de Meloc410a332009-12-15 20:04:41 -0200798 OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator",
Arnaldo Carvalho de Melo52d422d2009-07-10 22:47:28 -0300799 "separator for columns, no spaces will be added between "
800 "columns '.' is reserved."),
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200801 OPT_BOOLEAN('U', "hide-unresolved", &report.hide_unresolved,
Arnaldo Carvalho de Melo71289be2009-12-28 22:48:34 -0200802 "Only display entries resolved to a symbol"),
David Ahernec5761e2010-12-09 13:27:07 -0700803 OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory",
804 "Look for files with symbols relative to this directory"),
David Ahernc8e66722011-11-13 11:30:08 -0700805 OPT_STRING('C', "cpu", &report.cpu_list, "cpu",
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200806 "list of cpus to profile"),
807 OPT_BOOLEAN('I', "show-info", &report.show_full_info,
Stephane Eranianfbe96f22011-09-30 15:40:40 +0200808 "Display extended information about perf.data file"),
Arnaldo Carvalho de Melo64c6f0c2011-10-06 12:48:31 -0300809 OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src,
810 "Interleave source code with assembly code (default)"),
811 OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw,
812 "Display raw encoding of assembly instructions (default)"),
Andi Kleenf69b64f2011-09-15 14:31:41 -0700813 OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style",
814 "Specify disassembler style (e.g. -M intel for intel syntax)"),
Arnaldo Carvalho de Melo3f2728b2011-10-05 16:10:06 -0300815 OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period,
816 "Show a column with the sum of periods"),
Namhyung Kim01d14f12013-01-22 18:09:45 +0900817 OPT_BOOLEAN(0, "group", &symbol_conf.event_group,
818 "Show event group information together"),
Namhyung Kim55369fc2013-04-01 20:35:20 +0900819 OPT_CALLBACK_NOOPT('b', "branch-stack", &branch_mode, "",
Stephane Eranian993ac882012-03-08 23:47:47 +0100820 "use branch records for histogram filling", parse_branch_mode),
Maciek Borzecki7a4ec932012-09-04 12:32:30 +0200821 OPT_STRING(0, "objdump", &objdump_path, "path",
822 "objdump binary to use for disassembly and annotations"),
Namhyung Kim328ccda2013-03-25 18:18:18 +0900823 OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,
824 "Disable symbol demangling"),
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100825 OPT_BOOLEAN(0, "mem-mode", &report.mem_mode, "mem access profile"),
Namhyung Kim064f1982013-05-14 11:09:04 +0900826 OPT_CALLBACK(0, "percent-limit", &report, "percent",
827 "Don't show entries under that percent", parse_percent_limit),
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200828 OPT_END()
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200829 };
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200830
Namhyung Kimeec574e2013-05-14 11:09:06 +0900831 perf_config(perf_report_config, &report);
Namhyung Kim00c7e1f2013-01-22 18:09:46 +0900832
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200833 argc = parse_options(argc, argv, options, report_usage, 0);
834
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200835 if (report.use_stdio)
Arnaldo Carvalho de Melo8b9e74e2010-08-21 10:38:16 -0300836 use_browser = 0;
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200837 else if (report.use_tui)
Arnaldo Carvalho de Melo8b9e74e2010-08-21 10:38:16 -0300838 use_browser = 1;
Pekka Enbergc31a9452012-03-19 15:13:29 -0300839 else if (report.use_gtk)
840 use_browser = 2;
Arnaldo Carvalho de Melo8b9e74e2010-08-21 10:38:16 -0300841
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200842 if (report.inverted_callchain)
Sam Liaod797fdc2011-06-07 23:49:46 +0800843 callchain_param.order = ORDER_CALLER;
844
Feng Tang70cb4e92012-10-30 11:56:02 +0800845 if (!input_name || !strlen(input_name)) {
Robert Richterefad1412011-12-07 10:02:54 +0100846 if (!fstat(STDIN_FILENO, &st) && S_ISFIFO(st.st_mode))
Feng Tang70cb4e92012-10-30 11:56:02 +0800847 input_name = "-";
Robert Richterefad1412011-12-07 10:02:54 +0100848 else
Feng Tang70cb4e92012-10-30 11:56:02 +0800849 input_name = "perf.data";
Robert Richterefad1412011-12-07 10:02:54 +0100850 }
Feng Tangad0de092013-02-03 14:38:21 +0800851
852 if (strcmp(input_name, "-") != 0)
853 setup_browser(true);
854 else {
855 use_browser = 0;
856 perf_hpp__column_enable(PERF_HPP__OVERHEAD);
857 perf_hpp__init();
858 }
859
860repeat:
Feng Tang70cb4e92012-10-30 11:56:02 +0800861 session = perf_session__new(input_name, O_RDONLY,
Stephane Eranian993ac882012-03-08 23:47:47 +0100862 report.force, false, &report.tool);
863 if (session == NULL)
864 return -ENOMEM;
Robert Richterefad1412011-12-07 10:02:54 +0100865
Stephane Eranian993ac882012-03-08 23:47:47 +0100866 report.session = session;
867
868 has_br_stack = perf_header__has_feat(&session->header,
869 HEADER_BRANCH_STACK);
870
Namhyung Kim55369fc2013-04-01 20:35:20 +0900871 if (branch_mode == -1 && has_br_stack)
872 sort__mode = SORT_MODE__BRANCH;
Stephane Eranian993ac882012-03-08 23:47:47 +0100873
Namhyung Kim55369fc2013-04-01 20:35:20 +0900874 /* sort__mode could be NORMAL if --no-branch-stack */
875 if (sort__mode == SORT_MODE__BRANCH) {
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100876 /*
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100877 * if no sort_order is provided, then specify
878 * branch-mode specific order
Roberto Agostino Vitillob50311d2012-02-09 23:21:03 +0100879 */
880 if (sort_order == default_sort_order)
881 sort_order = "comm,dso_from,symbol_from,"
882 "dso_to,symbol_to";
883
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100884 }
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100885 if (report.mem_mode) {
Namhyung Kim55369fc2013-04-01 20:35:20 +0900886 if (sort__mode == SORT_MODE__BRANCH) {
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100887 fprintf(stderr, "branch and mem mode incompatible\n");
888 goto error;
889 }
Namhyung Kimafab87b2013-04-03 21:26:11 +0900890 sort__mode = SORT_MODE__MEMORY;
891
Stephane Eranianf4f7e282013-01-24 16:10:36 +0100892 /*
893 * if no sort_order is provided, then specify
894 * branch-mode specific order
895 */
896 if (sort_order == default_sort_order)
897 sort_order = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
898 }
Stephane Eraniana68c2c52012-03-08 23:47:48 +0100899
Namhyung Kim55309982013-02-06 14:57:16 +0900900 if (setup_sorting() < 0)
901 usage_with_options(report_usage, options);
Namhyung Kim034a9262012-09-14 17:35:28 +0900902
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300903 /*
Arnaldo Carvalho de Melo6692c262013-03-28 11:34:10 -0300904 * Only in the TUI browser we are doing integrated annotation,
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300905 * so don't allocate extra space that won't be used in the stdio
906 * implementation.
907 */
Namhyung Kim034a9262012-09-14 17:35:28 +0900908 if (use_browser == 1 && sort__has_sym) {
Arnaldo Carvalho de Melo78f7def2011-02-04 09:45:46 -0200909 symbol_conf.priv_size = sizeof(struct annotation);
Arnaldo Carvalho de Melofa372aa2011-11-17 12:19:04 -0200910 report.annotate_init = symbol__annotate_init;
Arnaldo Carvalho de Melo80d50ca2010-08-05 19:28:27 -0300911 /*
912 * For searching by name on the "Browse map details".
913 * providing it only in verbose mode not to bloat too
914 * much struct symbol.
915 */
916 if (verbose) {
917 /*
918 * XXX: Need to provide a less kludgy way to ask for
919 * more space per symbol, the u32 is for the index on
920 * the ui browser.
921 * See symbol__browser_index.
922 */
923 symbol_conf.priv_size += sizeof(u32);
924 symbol_conf.sort_by_name = true;
925 }
926 }
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200927
Arnaldo Carvalho de Melo75be6cf2009-12-15 20:04:39 -0200928 if (symbol__init() < 0)
Stephane Eranian993ac882012-03-08 23:47:47 +0100929 goto error;
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200930
Arnaldo Carvalho de Melo021191b2009-07-11 12:18:35 -0300931 if (parent_pattern != default_parent_pattern) {
Arnaldo Carvalho de Melo2aefa4f2010-04-02 12:30:57 -0300932 if (sort_dimension__add("parent") < 0)
Stephane Eranian993ac882012-03-08 23:47:47 +0100933 goto error;
Frederic Weisbeckercb1955b2011-06-29 23:52:52 +0200934
935 /*
936 * Only show the parent fields if we explicitly
937 * sort that way. If we only use parent machinery
938 * for filtering, we don't want it.
939 */
940 if (!strstr(sort_order, "parent"))
941 sort_parent.elide = 1;
Jiri Olsa0276c222013-06-10 08:21:21 +0200942 }
Ingo Molnarb8e6d822009-06-18 14:32:19 +0200943
Namhyung Kim6db61272012-03-16 17:50:55 +0900944 if (argc) {
945 /*
946 * Special case: if there's an argument left then assume that
947 * it's a symbol filter:
948 */
949 if (argc > 1)
950 usage_with_options(report_usage, options);
951
952 report.symbol_filter_str = argv[0];
953 }
Ingo Molnaredc52de2009-06-04 16:24:37 +0200954
Namhyung Kim08e71542013-04-03 21:26:19 +0900955 sort__setup_elide(stdout);
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -0300956
Stephane Eranian993ac882012-03-08 23:47:47 +0100957 ret = __cmd_report(&report);
Feng Tangad0de092013-02-03 14:38:21 +0800958 if (ret == K_SWITCH_INPUT_DATA) {
959 perf_session__delete(session);
960 goto repeat;
961 } else
962 ret = 0;
963
Stephane Eranian993ac882012-03-08 23:47:47 +0100964error:
965 perf_session__delete(session);
966 return ret;
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200967}