blob: c27e31f289e61b74f980923c88cd402ea2ab5f7c [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"
11
Ingo Molnar8fc03212009-06-04 15:19:47 +020012#include "util/color.h"
Arnaldo Carvalho de Melo5da50252009-07-01 14:46:08 -030013#include <linux/list.h>
Ingo Molnara930d2c2009-05-27 09:50:13 +020014#include "util/cache.h"
Arnaldo Carvalho de Melo43cbcd82009-07-01 12:28:37 -030015#include <linux/rbtree.h>
Arnaldo Carvalho de Meloa2928c42009-05-28 14:55:04 -030016#include "util/symbol.h"
Frederic Weisbeckerf55c5552009-06-26 16:28:01 +020017#include "util/callchain.h"
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -030018#include "util/strlist.h"
Brice Goglin8d513272009-08-07 13:55:24 +020019#include "util/values.h"
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -030020
Ingo Molnar53cb8bc2009-05-26 09:17:18 +020021#include "perf.h"
Frederic Weisbecker8f28827a2009-08-16 22:05:48 +020022#include "util/debug.h"
Peter Zijlstra7c6a1c62009-06-25 17:05:54 +020023#include "util/header.h"
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020024#include "util/session.h"
Ingo Molnar53cb8bc2009-05-26 09:17:18 +020025
26#include "util/parse-options.h"
27#include "util/parse-events.h"
28
Frederic Weisbecker6baa0a52009-08-14 12:21:53 +020029#include "util/thread.h"
John Kacurdd68ada2009-09-24 18:02:49 +020030#include "util/sort.h"
John Kacur3d1d07e2009-09-28 15:32:55 +020031#include "util/hist.h"
Frederic Weisbecker6baa0a52009-08-14 12:21:53 +020032
Ingo Molnar23ac9cb2009-05-27 09:33:18 +020033static char const *input_name = "perf.data";
Ingo Molnarbd741372009-06-04 14:13:04 +020034
Arnaldo Carvalho de Melo8b9e74e2010-08-21 10:38:16 -030035static bool force, use_tui, use_stdio;
Arnaldo Carvalho de Melo71289be2009-12-28 22:48:34 -020036static bool hide_unresolved;
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -020037static bool dont_use_callchains;
Ingo Molnar97b07b62009-05-26 18:48:58 +020038
Ian Munsiec0555642010-04-13 18:37:33 +100039static bool show_threads;
Brice Goglin8d513272009-08-07 13:55:24 +020040static struct perf_read_values show_threads_values;
41
Arnaldo Carvalho de Meloedb7c602010-05-17 16:22:41 -030042static const char default_pretty_printing_style[] = "normal";
43static const char *pretty_printing_style = default_pretty_printing_style;
Brice Goglin9f866692009-08-10 15:26:32 +020044
Frederic Weisbecker805d1272009-07-05 07:39:21 +020045static char callchain_default_opt[] = "fractal,0.5";
46
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030047static struct hists *perf_session__hists_findnew(struct perf_session *self,
48 u64 event_stream, u32 type,
49 u64 config)
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030050{
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030051 struct rb_node **p = &self->hists_tree.rb_node;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030052 struct rb_node *parent = NULL;
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030053 struct hists *iter, *new;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030054
55 while (*p != NULL) {
56 parent = *p;
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030057 iter = rb_entry(parent, struct hists, rb_node);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030058 if (iter->config == config)
59 return iter;
60
61
62 if (config > iter->config)
63 p = &(*p)->rb_right;
64 else
65 p = &(*p)->rb_left;
66 }
67
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030068 new = malloc(sizeof(struct hists));
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030069 if (new == NULL)
70 return NULL;
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030071 memset(new, 0, sizeof(struct hists));
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030072 new->event_stream = event_stream;
73 new->config = config;
74 new->type = type;
75 rb_link_node(&new->rb_node, parent, p);
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030076 rb_insert_color(&new->rb_node, &self->hists_tree);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030077 return new;
78}
79
Arnaldo Carvalho de Melo4e4f06e2009-12-14 13:10:39 -020080static int perf_session__add_hist_entry(struct perf_session *self,
81 struct addr_location *al,
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030082 struct sample_data *data)
Arnaldo Carvalho de Melo3a4b8cc2009-05-26 16:19:04 -030083{
Arnaldo Carvalho de Melob3c9ac02010-03-24 16:40:18 -030084 struct map_symbol *syms = NULL;
85 struct symbol *parent = NULL;
Arnaldo Carvalho de Melo39d1e1b2010-05-09 12:01:05 -030086 int err = -ENOMEM;
Peter Zijlstrae7fb08b2009-05-27 20:20:24 +020087 struct hist_entry *he;
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -030088 struct hists *hists;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030089 struct perf_event_attr *attr;
Arnaldo Carvalho de Melo3a4b8cc2009-05-26 16:19:04 -030090
Arnaldo Carvalho de Meload5b2172010-04-02 10:04:18 -030091 if ((sort__has_parent || symbol_conf.use_callchain) && data->callchain) {
Arnaldo Carvalho de Meloa3286262009-12-14 14:22:59 -020092 syms = perf_session__resolve_callchain(self, al->thread,
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030093 data->callchain, &parent);
Arnaldo Carvalho de Meload5b2172010-04-02 10:04:18 -030094 if (syms == NULL)
95 return -ENOMEM;
96 }
Eric B Munsoncbbc79a52010-03-05 12:51:09 -030097
98 attr = perf_header__find_attr(data->id, &self->header);
99 if (attr)
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300100 hists = perf_session__hists_findnew(self, data->id, attr->type, attr->config);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300101 else
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300102 hists = perf_session__hists_findnew(self, data->id, 0, 0);
103 if (hists == NULL)
Arnaldo Carvalho de Melo39d1e1b2010-05-09 12:01:05 -0300104 goto out_free_syms;
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300105 he = __hists__add_entry(hists, al, parent, data->period);
Arnaldo Carvalho de Melo9735abf2009-10-03 10:42:45 -0300106 if (he == NULL)
Arnaldo Carvalho de Melo39d1e1b2010-05-09 12:01:05 -0300107 goto out_free_syms;
Arnaldo Carvalho de Melo39d1e1b2010-05-09 12:01:05 -0300108 err = 0;
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300109 if (symbol_conf.use_callchain) {
Frederic Weisbecker6cb8e562010-08-22 20:18:01 +0200110 err = callchain_append(he->callchain, data->callchain, syms,
111 data->period);
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300112 if (err)
113 goto out_free_syms;
114 }
115 /*
116 * Only in the newt browser we are doing integrated annotation,
117 * so we don't allocated the extra space needed because the stdio
118 * code will not use it.
119 */
Arnaldo Carvalho de Melo5d06e692010-05-20 22:01:10 -0300120 if (use_browser > 0)
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300121 err = hist_entry__inc_addr_samples(he, al->addr);
Arnaldo Carvalho de Melo39d1e1b2010-05-09 12:01:05 -0300122out_free_syms:
123 free(syms);
124 return err;
Arnaldo Carvalho de Melo3a4b8cc2009-05-26 16:19:04 -0300125}
126
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300127static int add_event_total(struct perf_session *session,
128 struct sample_data *data,
129 struct perf_event_attr *attr)
130{
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300131 struct hists *hists;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300132
133 if (attr)
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300134 hists = perf_session__hists_findnew(session, data->id,
135 attr->type, attr->config);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300136 else
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300137 hists = perf_session__hists_findnew(session, data->id, 0, 0);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300138
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300139 if (!hists)
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300140 return -ENOMEM;
141
Arnaldo Carvalho de Melocee75ac2010-05-14 13:16:55 -0300142 hists->stats.total_period += data->period;
Arnaldo Carvalho de Meloc8446b92010-05-14 10:36:42 -0300143 /*
144 * FIXME: add_event_total should be moved from here to
145 * perf_session__process_event so that the proper hist is passed to
146 * the event_op methods.
147 */
148 hists__inc_nr_events(hists, PERF_RECORD_SAMPLE);
Arnaldo Carvalho de Melocee75ac2010-05-14 13:16:55 -0300149 session->hists.stats.total_period += data->period;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300150 return 0;
151}
152
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200153static int process_sample_event(event_t *event, struct sample_data *sample,
154 struct perf_session *session)
Ingo Molnar75051722009-06-03 23:14:49 +0200155{
Arnaldo Carvalho de Melo1ed091c2009-11-27 16:29:23 -0200156 struct addr_location al;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300157 struct perf_event_attr *attr;
OGAWA Hirofumi180f95e2009-12-06 20:08:24 +0900158
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200159 if (event__preprocess_sample(event, session, &al, sample, NULL) < 0) {
Arnaldo Carvalho de Meloc410a332009-12-15 20:04:41 -0200160 fprintf(stderr, "problem processing %d event, skipping it.\n",
Ingo Molnar75051722009-06-03 23:14:49 +0200161 event->header.type);
162 return -1;
163 }
164
Arnaldo Carvalho de Melo71289be2009-12-28 22:48:34 -0200165 if (al.filtered || (hide_unresolved && al.sym == NULL))
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -0300166 return 0;
Arnaldo Carvalho de Melo7bec7a92009-06-30 19:01:22 -0300167
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200168 if (perf_session__add_hist_entry(session, &al, sample)) {
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300169 pr_debug("problem incrementing symbol period, skipping event\n");
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -0300170 return -1;
Ingo Molnar75051722009-06-03 23:14:49 +0200171 }
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -0300172
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200173 attr = perf_header__find_attr(sample->id, &session->header);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300174
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200175 if (add_event_total(session, sample, attr)) {
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300176 pr_debug("problem adding event period\n");
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300177 return -1;
178 }
179
Ingo Molnar75051722009-06-03 23:14:49 +0200180 return 0;
181}
182
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200183static int process_read_event(event_t *event, struct sample_data *sample __used,
184 struct perf_session *session __used)
Peter Zijlstrae9ea2fd2009-06-24 22:46:04 +0200185{
Ingo Molnarcdd6c482009-09-21 12:02:48 +0200186 struct perf_event_attr *attr;
Frederic Weisbecker0d3a5c82009-08-16 20:56:37 +0200187
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200188 attr = perf_header__find_attr(event->read.id, &session->header);
Peter Zijlstra8f18aec2009-08-06 19:40:28 +0200189
Brice Goglin8d513272009-08-07 13:55:24 +0200190 if (show_threads) {
Ingo Molnar83a09442009-08-15 12:26:57 +0200191 const char *name = attr ? __event_name(attr->type, attr->config)
Brice Goglin8d513272009-08-07 13:55:24 +0200192 : "unknown";
193 perf_read_values_add_value(&show_threads_values,
194 event->read.pid, event->read.tid,
195 event->read.id,
196 name,
197 event->read.value);
198 }
199
Arnaldo Carvalho de Melo9486aa32011-01-22 20:37:02 -0200200 dump_printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid,
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200201 attr ? __event_name(attr->type, attr->config) : "FAIL",
202 event->read.value);
Peter Zijlstrae9ea2fd2009-06-24 22:46:04 +0200203
204 return 0;
205}
206
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200207static int perf_session__setup_sample_type(struct perf_session *self)
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -0300208{
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200209 if (!(self->sample_type & PERF_SAMPLE_CALLCHAIN)) {
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200210 if (sort__has_parent) {
211 fprintf(stderr, "selected --sort parent, but no"
212 " callchain data. Did you call"
213 " perf record without -g?\n");
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200214 return -EINVAL;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200215 }
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200216 if (symbol_conf.use_callchain) {
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200217 fprintf(stderr, "selected -g but no callchain data."
218 " Did you call perf record without"
219 " -g?\n");
220 return -1;
221 }
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200222 } else if (!dont_use_callchains && callchain_param.mode != CHAIN_NONE &&
223 !symbol_conf.use_callchain) {
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200224 symbol_conf.use_callchain = true;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200225 if (register_callchain_param(&callchain_param) < 0) {
226 fprintf(stderr, "Can't register callchain"
227 " params\n");
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200228 return -EINVAL;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200229 }
Ingo Molnard80d3382009-06-03 23:14:49 +0200230 }
231
232 return 0;
233}
234
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -0200235static struct perf_event_ops event_ops = {
Arnaldo Carvalho de Melo55aa6402009-12-27 21:37:05 -0200236 .sample = process_sample_event,
237 .mmap = event__process_mmap,
238 .comm = event__process_comm,
239 .exit = event__process_task,
240 .fork = event__process_task,
241 .lost = event__process_lost,
242 .read = process_read_event,
Tom Zanussi2c46dbb2010-04-01 23:59:19 -0500243 .attr = event__process_attr,
Tom Zanussicd19a032010-04-01 23:59:20 -0500244 .event_type = event__process_event_type,
Tom Zanussi92155452010-04-01 23:59:21 -0500245 .tracing_data = event__process_tracing_data,
Tom Zanussic7929e42010-04-01 23:59:22 -0500246 .build_id = event__process_build_id,
Ian Munsieeac23d12010-12-09 16:33:53 +1100247 .ordered_samples = true,
248 .ordering_requires_timestamps = true,
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200249};
250
Tom Zanussi46656ac2010-04-01 23:59:17 -0500251extern volatile int session_done;
252
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300253static void sig_handler(int sig __used)
Tom Zanussi46656ac2010-04-01 23:59:17 -0500254{
255 session_done = 1;
256}
257
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300258static size_t hists__fprintf_nr_sample_events(struct hists *self,
259 const char *evname, FILE *fp)
260{
261 size_t ret;
262 char unit;
263 unsigned long nr_events = self->stats.nr_events[PERF_RECORD_SAMPLE];
264
265 nr_events = convert_unit(nr_events, &unit);
266 ret = fprintf(fp, "# Events: %lu%c", nr_events, unit);
267 if (evname != NULL)
268 ret += fprintf(fp, " %s", evname);
269 return ret + fprintf(fp, "\n#\n");
270}
271
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300272static int hists__tty_browse_tree(struct rb_root *tree, const char *help)
273{
274 struct rb_node *next = rb_first(tree);
275
276 while (next) {
277 struct hists *hists = rb_entry(next, struct hists, rb_node);
278 const char *evname = NULL;
279
280 if (rb_first(&hists->entries) != rb_last(&hists->entries))
281 evname = __event_name(hists->type, hists->config);
282
283 hists__fprintf_nr_sample_events(hists, evname, stdout);
284 hists__fprintf(hists, NULL, false, stdout);
285 fprintf(stdout, "\n\n");
286 next = rb_next(&hists->rb_node);
287 }
288
289 if (sort_order == default_sort_order &&
290 parent_pattern == default_parent_pattern) {
291 fprintf(stdout, "#\n# (%s)\n#\n", help);
292
293 if (show_threads) {
294 bool style = !strcmp(pretty_printing_style, "raw");
295 perf_read_values_display(stdout, &show_threads_values,
296 style);
297 perf_read_values_destroy(&show_threads_values);
298 }
299 }
300
301 return 0;
302}
303
Ingo Molnard80d3382009-06-03 23:14:49 +0200304static int __cmd_report(void)
305{
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200306 int ret = -EINVAL;
Arnaldo Carvalho de Melod8f66242009-12-13 19:50:24 -0200307 struct perf_session *session;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300308 struct rb_node *next;
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300309 const char *help = "For a higher level overview, try: perf report --sort comm,dso";
Ingo Molnard80d3382009-06-03 23:14:49 +0200310
Tom Zanussi46656ac2010-04-01 23:59:17 -0500311 signal(SIGINT, sig_handler);
312
Ian Munsie21ef97f2010-12-10 14:09:16 +1100313 session = perf_session__new(input_name, O_RDONLY, force, false, &event_ops);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200314 if (session == NULL)
315 return -ENOMEM;
316
Brice Goglin8d513272009-08-07 13:55:24 +0200317 if (show_threads)
318 perf_read_values_init(&show_threads_values);
319
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200320 ret = perf_session__setup_sample_type(session);
321 if (ret)
322 goto out_delete;
323
Arnaldo Carvalho de Meloec913362009-12-13 19:50:27 -0200324 ret = perf_session__process_events(session, &event_ops);
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200325 if (ret)
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200326 goto out_delete;
Ingo Molnar97b07b62009-05-26 18:48:58 +0200327
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200328 if (dump_trace) {
Arnaldo Carvalho de Meloc8446b92010-05-14 10:36:42 -0300329 perf_session__fprintf_nr_events(session, stdout);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200330 goto out_delete;
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200331 }
Ingo Molnar97b07b62009-05-26 18:48:58 +0200332
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300333 if (verbose > 3)
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -0200334 perf_session__fprintf(session, stdout);
Arnaldo Carvalho de Melo9ac99542009-06-04 13:54:00 -0300335
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300336 if (verbose > 2)
Arnaldo Carvalho de Melocbf69682010-04-27 21:22:44 -0300337 perf_session__fprintf_dsos(session, stdout);
Ingo Molnar16f762a2009-05-27 09:10:38 +0200338
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300339 next = rb_first(&session->hists_tree);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300340 while (next) {
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300341 struct hists *hists;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300342
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300343 hists = rb_entry(next, struct hists, rb_node);
344 hists__collapse_resort(hists);
Arnaldo Carvalho de Melofefb0b92010-05-10 13:57:51 -0300345 hists__output_resort(hists);
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300346 next = rb_next(&hists->rb_node);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300347 }
348
Arnaldo Carvalho de Melod67f0882010-05-23 22:36:51 -0300349 if (use_browser > 0)
350 hists__tui_browse_tree(&session->hists_tree, help);
351 else
352 hists__tty_browse_tree(&session->hists_tree, help);
Arnaldo Carvalho de Melo3e6055a2009-12-16 12:27:10 -0200353
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200354out_delete:
Arnaldo Carvalho de Melo71e7cf32010-08-05 19:41:44 -0300355 /*
356 * Speed up the exit process, for large files this can
357 * take quite a while.
358 *
359 * XXX Enable this when using valgrind or if we ever
360 * librarize this command.
361 *
362 * Also experiment with obstacks to see how much speed
363 * up we'll get here.
364 *
365 * perf_session__delete(session);
366 */
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200367 return ret;
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -0300368}
369
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200370static int
371parse_callchain_opt(const struct option *opt __used, const char *arg,
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200372 int unset)
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200373{
Arnaldo Carvalho de Melo232a5c92010-05-09 20:28:10 -0300374 char *tok, *tok2;
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200375 char *endptr;
376
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200377 /*
378 * --no-call-graph
379 */
380 if (unset) {
381 dont_use_callchains = true;
382 return 0;
383 }
384
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200385 symbol_conf.use_callchain = true;
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200386
387 if (!arg)
388 return 0;
389
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200390 tok = strtok((char *)arg, ",");
391 if (!tok)
392 return -1;
393
394 /* get the output mode */
395 if (!strncmp(tok, "graph", strlen(arg)))
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200396 callchain_param.mode = CHAIN_GRAPH_ABS;
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200397
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200398 else if (!strncmp(tok, "flat", strlen(arg)))
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200399 callchain_param.mode = CHAIN_FLAT;
400
401 else if (!strncmp(tok, "fractal", strlen(arg)))
402 callchain_param.mode = CHAIN_GRAPH_REL;
403
Frederic Weisbeckerb1a88342009-08-08 02:16:24 +0200404 else if (!strncmp(tok, "none", strlen(arg))) {
405 callchain_param.mode = CHAIN_NONE;
Yong Wangb7ae11b2010-01-22 09:47:50 +0800406 symbol_conf.use_callchain = false;
Frederic Weisbeckerb1a88342009-08-08 02:16:24 +0200407
408 return 0;
409 }
410
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200411 else
412 return -1;
413
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200414 /* get the min percentage */
415 tok = strtok(NULL, ",");
416 if (!tok)
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200417 goto setup;
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200418
Arnaldo Carvalho de Melo232a5c92010-05-09 20:28:10 -0300419 tok2 = strtok(NULL, ",");
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200420 callchain_param.min_percent = strtod(tok, &endptr);
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200421 if (tok == endptr)
422 return -1;
423
Arnaldo Carvalho de Melo232a5c92010-05-09 20:28:10 -0300424 if (tok2)
425 callchain_param.print_limit = strtod(tok2, &endptr);
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200426setup:
427 if (register_callchain_param(&callchain_param) < 0) {
428 fprintf(stderr, "Can't register callchain params\n");
429 return -1;
430 }
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200431 return 0;
432}
433
Arnaldo Carvalho de Melo0422a4f2009-12-18 16:35:58 -0200434static const char * const report_usage[] = {
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200435 "perf report [<options>] <command>",
436 NULL
437};
438
439static const struct option options[] = {
440 OPT_STRING('i', "input", &input_name, "file",
441 "input file name"),
Ian Munsiec0555642010-04-13 18:37:33 +1000442 OPT_INCR('v', "verbose", &verbose,
Arnaldo Carvalho de Melo815e7772009-05-26 19:46:14 -0300443 "be more verbose (show symbol address, etc)"),
Ingo Molnar97b07b62009-05-26 18:48:58 +0200444 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
445 "dump raw trace in ASCII"),
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200446 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
447 "file", "vmlinux pathname"),
David Ahernb226a5a72010-12-07 19:39:46 -0700448 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
449 "file", "kallsyms pathname"),
Peter Zijlstrafa6963b2009-08-19 11:18:26 +0200450 OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200451 OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules,
Mike Galbraith42976482009-07-02 08:09:46 +0200452 "load module symbols - WARNING: use only with -k and LIVE kernel"),
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200453 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
Arnaldo Carvalho de Meloe3d7e182009-07-11 12:18:37 -0300454 "Show a column with the number of samples"),
Brice Goglin8d513272009-08-07 13:55:24 +0200455 OPT_BOOLEAN('T', "threads", &show_threads,
456 "Show per-thread event counters"),
Brice Goglin9f866692009-08-10 15:26:32 +0200457 OPT_STRING(0, "pretty", &pretty_printing_style, "key",
458 "pretty printing style key: normal raw"),
Arnaldo Carvalho de Melo8b9e74e2010-08-21 10:38:16 -0300459 OPT_BOOLEAN(0, "tui", &use_tui, "Use the TUI interface"),
460 OPT_BOOLEAN(0, "stdio", &use_stdio, "Use the stdio interface"),
Ingo Molnar63299f02009-05-28 10:52:00 +0200461 OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
Ingo Molnarb25bcf22009-06-18 07:01:03 +0200462 "sort by key(s): pid, comm, dso, symbol, parent"),
Zhang, Yanmina1645ce2010-04-19 13:32:50 +0800463 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
464 "Show sample percentage for different cpu modes"),
Ingo Molnarb25bcf22009-06-18 07:01:03 +0200465 OPT_STRING('p', "parent", &parent_pattern, "regex",
466 "regex filter to identify parent, see: '--sort parent'"),
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200467 OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other,
Ingo Molnarb8e6d822009-06-18 14:32:19 +0200468 "Only display entries with parent-match"),
Anton Blanchard1483b19f2009-07-16 15:44:29 +0200469 OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent",
Pekka Enberge157eb82010-05-08 18:33:03 +0300470 "Display callchains using output_type (graph, flat, fractal, or none) and min percent threshold. "
Anton Blanchard1483b19f2009-07-16 15:44:29 +0200471 "Default: fractal,0.5", &parse_callchain_opt, callchain_default_opt),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200472 OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -0300473 "only consider symbols in these dsos"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200474 OPT_STRING('C', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
Arnaldo Carvalho de Melocc8b88b2009-06-30 19:01:21 -0300475 "only consider symbols in these comms"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200476 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
Arnaldo Carvalho de Melo7bec7a92009-06-30 19:01:22 -0300477 "only consider these symbols"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200478 OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str,
Arnaldo Carvalho de Melo52d422d2009-07-10 22:47:28 -0300479 "width[,width...]",
480 "don't try to adjust column width, use these fixed values"),
Arnaldo Carvalho de Meloc410a332009-12-15 20:04:41 -0200481 OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator",
Arnaldo Carvalho de Melo52d422d2009-07-10 22:47:28 -0300482 "separator for columns, no spaces will be added between "
483 "columns '.' is reserved."),
Arnaldo Carvalho de Melo71289be2009-12-28 22:48:34 -0200484 OPT_BOOLEAN('U', "hide-unresolved", &hide_unresolved,
485 "Only display entries resolved to a symbol"),
David Ahernec5761e2010-12-09 13:27:07 -0700486 OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory",
487 "Look for files with symbols relative to this directory"),
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200488 OPT_END()
489};
490
Ingo Molnarf37a2912009-07-01 12:37:06 +0200491int cmd_report(int argc, const char **argv, const char *prefix __used)
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200492{
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200493 argc = parse_options(argc, argv, options, report_usage, 0);
494
Arnaldo Carvalho de Melo8b9e74e2010-08-21 10:38:16 -0300495 if (use_stdio)
496 use_browser = 0;
497 else if (use_tui)
498 use_browser = 1;
499
Tom Zanussi46656ac2010-04-01 23:59:17 -0500500 if (strcmp(input_name, "-") != 0)
501 setup_browser();
Arnaldo Carvalho de Melo8b9e74e2010-08-21 10:38:16 -0300502 else
503 use_browser = 0;
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300504 /*
505 * Only in the newt browser we are doing integrated annotation,
506 * so don't allocate extra space that won't be used in the stdio
507 * implementation.
508 */
Arnaldo Carvalho de Melo80d50ca2010-08-05 19:28:27 -0300509 if (use_browser > 0) {
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300510 symbol_conf.priv_size = sizeof(struct sym_priv);
Arnaldo Carvalho de Melo80d50ca2010-08-05 19:28:27 -0300511 /*
512 * For searching by name on the "Browse map details".
513 * providing it only in verbose mode not to bloat too
514 * much struct symbol.
515 */
516 if (verbose) {
517 /*
518 * XXX: Need to provide a less kludgy way to ask for
519 * more space per symbol, the u32 is for the index on
520 * the ui browser.
521 * See symbol__browser_index.
522 */
523 symbol_conf.priv_size += sizeof(u32);
524 symbol_conf.sort_by_name = true;
525 }
526 }
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200527
Arnaldo Carvalho de Melo75be6cf2009-12-15 20:04:39 -0200528 if (symbol__init() < 0)
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200529 return -1;
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200530
Arnaldo Carvalho de Meloc8829c72009-12-14 20:09:29 -0200531 setup_sorting(report_usage, options);
Peter Zijlstra1aa16732009-05-27 20:20:25 +0200532
Arnaldo Carvalho de Melo021191b2009-07-11 12:18:35 -0300533 if (parent_pattern != default_parent_pattern) {
Arnaldo Carvalho de Melo2aefa4f2010-04-02 12:30:57 -0300534 if (sort_dimension__add("parent") < 0)
535 return -1;
Arnaldo Carvalho de Melo021191b2009-07-11 12:18:35 -0300536 sort_parent.elide = 1;
537 } else
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200538 symbol_conf.exclude_other = false;
Ingo Molnarb8e6d822009-06-18 14:32:19 +0200539
Ingo Molnaredc52de2009-06-04 16:24:37 +0200540 /*
541 * Any (unrecognized) arguments left?
542 */
543 if (argc)
544 usage_with_options(report_usage, options);
545
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200546 sort_entry__setup_elide(&sort_dso, symbol_conf.dso_list, "dso", stdout);
547 sort_entry__setup_elide(&sort_comm, symbol_conf.comm_list, "comm", stdout);
548 sort_entry__setup_elide(&sort_sym, symbol_conf.sym_list, "symbol", stdout);
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -0300549
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200550 return __cmd_report();
551}