blob: 1d3c1003b43a2f083e94a0926a0000e159379352 [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 Weisbecker8f288272009-08-16 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
Ian Munsiec0555642010-04-13 18:37:33 +100035static bool force;
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) {
Arnaldo Carvalho de Melob9fb9302010-04-02 09:50:42 -0300110 err = append_chain(he->callchain, data->callchain, syms);
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300111 if (err)
112 goto out_free_syms;
113 }
114 /*
115 * Only in the newt browser we are doing integrated annotation,
116 * so we don't allocated the extra space needed because the stdio
117 * code will not use it.
118 */
119 if (use_browser)
120 err = hist_entry__inc_addr_samples(he, al->addr);
Arnaldo Carvalho de Melo39d1e1b2010-05-09 12:01:05 -0300121out_free_syms:
122 free(syms);
123 return err;
Arnaldo Carvalho de Melo3a4b8cc2009-05-26 16:19:04 -0300124}
125
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300126static int add_event_total(struct perf_session *session,
127 struct sample_data *data,
128 struct perf_event_attr *attr)
129{
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300130 struct hists *hists;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300131
132 if (attr)
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300133 hists = perf_session__hists_findnew(session, data->id,
134 attr->type, attr->config);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300135 else
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300136 hists = perf_session__hists_findnew(session, data->id, 0, 0);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300137
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300138 if (!hists)
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300139 return -ENOMEM;
140
Arnaldo Carvalho de Melocee75ac2010-05-14 13:16:55 -0300141 hists->stats.total_period += data->period;
Arnaldo Carvalho de Meloc8446b92010-05-14 10:36:42 -0300142 /*
143 * FIXME: add_event_total should be moved from here to
144 * perf_session__process_event so that the proper hist is passed to
145 * the event_op methods.
146 */
147 hists__inc_nr_events(hists, PERF_RECORD_SAMPLE);
Arnaldo Carvalho de Melocee75ac2010-05-14 13:16:55 -0300148 session->hists.stats.total_period += data->period;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300149 return 0;
150}
151
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -0200152static int process_sample_event(event_t *event, struct perf_session *session)
Ingo Molnar75051722009-06-03 23:14:49 +0200153{
Arnaldo Carvalho de Meloc410a332009-12-15 20:04:41 -0200154 struct sample_data data = { .period = 1, };
Arnaldo Carvalho de Melo1ed091c2009-11-27 16:29:23 -0200155 struct addr_location al;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300156 struct perf_event_attr *attr;
OGAWA Hirofumi180f95e2009-12-06 20:08:24 +0900157
Arnaldo Carvalho de Meloc0198792009-12-14 14:23:00 -0200158 event__parse_sample(event, session->sample_type, &data);
Peter Zijlstraea1900e2009-06-10 21:45:22 +0200159
Arnaldo Carvalho de Melo0d755032010-01-14 12:23:09 -0200160 dump_printf("(IP, %d): %d/%d: %#Lx period: %Ld\n", event->header.misc,
161 data.pid, data.tid, data.ip, data.period);
Ingo Molnar75051722009-06-03 23:14:49 +0200162
Arnaldo Carvalho de Meloc0198792009-12-14 14:23:00 -0200163 if (session->sample_type & PERF_SAMPLE_CALLCHAIN) {
Ingo Molnarf37a2912009-07-01 12:37:06 +0200164 unsigned int i;
Ingo Molnar3efa1cc92009-06-14 15:04:15 +0200165
OGAWA Hirofumi180f95e2009-12-06 20:08:24 +0900166 dump_printf("... chain: nr:%Lu\n", data.callchain->nr);
Ingo Molnar3efa1cc92009-06-14 15:04:15 +0200167
Arnaldo Carvalho de Melo139633c2010-05-09 11:47:13 -0300168 if (!ip_callchain__valid(data.callchain, event)) {
Arnaldo Carvalho de Melo6beba7a2009-10-21 17:34:06 -0200169 pr_debug("call-chain problem with event, "
170 "skipping it.\n");
Ingo Molnar75220602009-06-18 08:00:17 +0200171 return 0;
172 }
173
174 if (dump_trace) {
OGAWA Hirofumi180f95e2009-12-06 20:08:24 +0900175 for (i = 0; i < data.callchain->nr; i++)
176 dump_printf("..... %2d: %016Lx\n",
177 i, data.callchain->ips[i]);
Ingo Molnar3efa1cc92009-06-14 15:04:15 +0200178 }
179 }
180
Arnaldo Carvalho de Meloc410a332009-12-15 20:04:41 -0200181 if (event__preprocess_sample(event, session, &al, NULL) < 0) {
182 fprintf(stderr, "problem processing %d event, skipping it.\n",
Ingo Molnar75051722009-06-03 23:14:49 +0200183 event->header.type);
184 return -1;
185 }
186
Arnaldo Carvalho de Melo71289be2009-12-28 22:48:34 -0200187 if (al.filtered || (hide_unresolved && al.sym == NULL))
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -0300188 return 0;
Arnaldo Carvalho de Melo7bec7a92009-06-30 19:01:22 -0300189
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300190 if (perf_session__add_hist_entry(session, &al, &data)) {
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300191 pr_debug("problem incrementing symbol period, skipping event\n");
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -0300192 return -1;
Ingo Molnar75051722009-06-03 23:14:49 +0200193 }
Arnaldo Carvalho de Meloec218fc2009-10-03 20:30:48 -0300194
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300195 attr = perf_header__find_attr(data.id, &session->header);
196
197 if (add_event_total(session, &data, attr)) {
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300198 pr_debug("problem adding event period\n");
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300199 return -1;
200 }
201
Ingo Molnar75051722009-06-03 23:14:49 +0200202 return 0;
203}
204
Arnaldo Carvalho de Melod8f66242009-12-13 19:50:24 -0200205static int process_read_event(event_t *event, struct perf_session *session __used)
Peter Zijlstrae9ea2fd2009-06-24 22:46:04 +0200206{
Ingo Molnarcdd6c482009-09-21 12:02:48 +0200207 struct perf_event_attr *attr;
Frederic Weisbecker0d3a5c82009-08-16 20:56:37 +0200208
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200209 attr = perf_header__find_attr(event->read.id, &session->header);
Peter Zijlstra8f18aec2009-08-06 19:40:28 +0200210
Brice Goglin8d513272009-08-07 13:55:24 +0200211 if (show_threads) {
Ingo Molnar83a09442009-08-15 12:26:57 +0200212 const char *name = attr ? __event_name(attr->type, attr->config)
Brice Goglin8d513272009-08-07 13:55:24 +0200213 : "unknown";
214 perf_read_values_add_value(&show_threads_values,
215 event->read.pid, event->read.tid,
216 event->read.id,
217 name,
218 event->read.value);
219 }
220
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200221 dump_printf(": %d %d %s %Lu\n", event->read.pid, event->read.tid,
222 attr ? __event_name(attr->type, attr->config) : "FAIL",
223 event->read.value);
Peter Zijlstrae9ea2fd2009-06-24 22:46:04 +0200224
225 return 0;
226}
227
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200228static int perf_session__setup_sample_type(struct perf_session *self)
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -0300229{
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200230 if (!(self->sample_type & PERF_SAMPLE_CALLCHAIN)) {
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200231 if (sort__has_parent) {
232 fprintf(stderr, "selected --sort parent, but no"
233 " callchain data. Did you call"
234 " perf record without -g?\n");
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200235 return -EINVAL;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200236 }
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200237 if (symbol_conf.use_callchain) {
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200238 fprintf(stderr, "selected -g but no callchain data."
239 " Did you call perf record without"
240 " -g?\n");
241 return -1;
242 }
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200243 } else if (!dont_use_callchains && callchain_param.mode != CHAIN_NONE &&
244 !symbol_conf.use_callchain) {
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200245 symbol_conf.use_callchain = true;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200246 if (register_callchain_param(&callchain_param) < 0) {
247 fprintf(stderr, "Can't register callchain"
248 " params\n");
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200249 return -EINVAL;
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200250 }
Ingo Molnard80d3382009-06-03 23:14:49 +0200251 }
252
253 return 0;
254}
255
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -0200256static struct perf_event_ops event_ops = {
Arnaldo Carvalho de Melo55aa6402009-12-27 21:37:05 -0200257 .sample = process_sample_event,
258 .mmap = event__process_mmap,
259 .comm = event__process_comm,
260 .exit = event__process_task,
261 .fork = event__process_task,
262 .lost = event__process_lost,
263 .read = process_read_event,
Tom Zanussi2c46dbb2010-04-01 23:59:19 -0500264 .attr = event__process_attr,
Tom Zanussicd19a032010-04-01 23:59:20 -0500265 .event_type = event__process_event_type,
Tom Zanussi92155452010-04-01 23:59:21 -0500266 .tracing_data = event__process_tracing_data,
Tom Zanussic7929e42010-04-01 23:59:22 -0500267 .build_id = event__process_build_id,
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200268};
269
Tom Zanussi46656ac2010-04-01 23:59:17 -0500270extern volatile int session_done;
271
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300272static void sig_handler(int sig __used)
Tom Zanussi46656ac2010-04-01 23:59:17 -0500273{
274 session_done = 1;
275}
276
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300277static size_t hists__fprintf_nr_sample_events(struct hists *self,
278 const char *evname, FILE *fp)
279{
280 size_t ret;
281 char unit;
282 unsigned long nr_events = self->stats.nr_events[PERF_RECORD_SAMPLE];
283
284 nr_events = convert_unit(nr_events, &unit);
285 ret = fprintf(fp, "# Events: %lu%c", nr_events, unit);
286 if (evname != NULL)
287 ret += fprintf(fp, " %s", evname);
288 return ret + fprintf(fp, "\n#\n");
289}
290
Ingo Molnard80d3382009-06-03 23:14:49 +0200291static int __cmd_report(void)
292{
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200293 int ret = -EINVAL;
Arnaldo Carvalho de Melod8f66242009-12-13 19:50:24 -0200294 struct perf_session *session;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300295 struct rb_node *next;
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300296 const char *help = "For a higher level overview, try: perf report --sort comm,dso";
Ingo Molnard80d3382009-06-03 23:14:49 +0200297
Tom Zanussi46656ac2010-04-01 23:59:17 -0500298 signal(SIGINT, sig_handler);
299
Tom Zanussi454c4072010-05-01 01:41:20 -0500300 session = perf_session__new(input_name, O_RDONLY, force, false);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200301 if (session == NULL)
302 return -ENOMEM;
303
Brice Goglin8d513272009-08-07 13:55:24 +0200304 if (show_threads)
305 perf_read_values_init(&show_threads_values);
306
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -0200307 ret = perf_session__setup_sample_type(session);
308 if (ret)
309 goto out_delete;
310
Arnaldo Carvalho de Meloec913362009-12-13 19:50:27 -0200311 ret = perf_session__process_events(session, &event_ops);
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200312 if (ret)
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200313 goto out_delete;
Ingo Molnar97b07b62009-05-26 18:48:58 +0200314
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200315 if (dump_trace) {
Arnaldo Carvalho de Meloc8446b92010-05-14 10:36:42 -0300316 perf_session__fprintf_nr_events(session, stdout);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200317 goto out_delete;
Arnaldo Carvalho de Melo62daacb2009-11-27 16:29:22 -0200318 }
Ingo Molnar97b07b62009-05-26 18:48:58 +0200319
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300320 if (verbose > 3)
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -0200321 perf_session__fprintf(session, stdout);
Arnaldo Carvalho de Melo9ac99542009-06-04 13:54:00 -0300322
Arnaldo Carvalho de Meloda21d1b2009-10-07 10:49:00 -0300323 if (verbose > 2)
Arnaldo Carvalho de Melocbf69682010-04-27 21:22:44 -0300324 perf_session__fprintf_dsos(session, stdout);
Ingo Molnar16f762a2009-05-27 09:10:38 +0200325
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300326 next = rb_first(&session->hists_tree);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300327 while (next) {
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300328 struct hists *hists;
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300329
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300330 hists = rb_entry(next, struct hists, rb_node);
331 hists__collapse_resort(hists);
Arnaldo Carvalho de Melofefb0b92010-05-10 13:57:51 -0300332 hists__output_resort(hists);
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300333 if (use_browser)
Arnaldo Carvalho de Melob09e0192010-05-11 11:10:15 -0300334 hists__browse(hists, help, input_name);
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300335 else {
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300336 const char *evname = NULL;
337 if (rb_first(&session->hists.entries) !=
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300338 rb_last(&session->hists.entries))
Arnaldo Carvalho de Meloc82ee822010-05-14 14:19:35 -0300339 evname = __event_name(hists->type, hists->config);
340
341 hists__fprintf_nr_sample_events(hists, evname, stdout);
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300342
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300343 hists__fprintf(hists, NULL, false, stdout);
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300344 fprintf(stdout, "\n\n");
345 }
346
Arnaldo Carvalho de Melo1c02c4d2010-05-10 13:04:11 -0300347 next = rb_next(&hists->rb_node);
Eric B Munsoncbbc79a52010-03-05 12:51:09 -0300348 }
349
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300350 if (!use_browser && sort_order == default_sort_order &&
351 parent_pattern == default_parent_pattern) {
352 fprintf(stdout, "#\n# (%s)\n#\n", help);
Arnaldo Carvalho de Melo3e6055a2009-12-16 12:27:10 -0200353
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -0300354 if (show_threads) {
355 bool style = !strcmp(pretty_printing_style, "raw");
356 perf_read_values_display(stdout, &show_threads_values,
357 style);
358 perf_read_values_destroy(&show_threads_values);
359 }
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200360 }
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200361out_delete:
362 perf_session__delete(session);
Frederic Weisbecker016e92f2009-10-07 12:47:31 +0200363 return ret;
Arnaldo Carvalho de Melo8fa66bd2009-05-18 12:45:42 -0300364}
365
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200366static int
367parse_callchain_opt(const struct option *opt __used, const char *arg,
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200368 int unset)
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200369{
Arnaldo Carvalho de Melo232a5c92010-05-09 20:28:10 -0300370 char *tok, *tok2;
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200371 char *endptr;
372
Arnaldo Carvalho de Melob9a63b92010-01-05 11:54:45 -0200373 /*
374 * --no-call-graph
375 */
376 if (unset) {
377 dont_use_callchains = true;
378 return 0;
379 }
380
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200381 symbol_conf.use_callchain = true;
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200382
383 if (!arg)
384 return 0;
385
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200386 tok = strtok((char *)arg, ",");
387 if (!tok)
388 return -1;
389
390 /* get the output mode */
391 if (!strncmp(tok, "graph", strlen(arg)))
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200392 callchain_param.mode = CHAIN_GRAPH_ABS;
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200393
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200394 else if (!strncmp(tok, "flat", strlen(arg)))
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200395 callchain_param.mode = CHAIN_FLAT;
396
397 else if (!strncmp(tok, "fractal", strlen(arg)))
398 callchain_param.mode = CHAIN_GRAPH_REL;
399
Frederic Weisbeckerb1a88342009-08-08 02:16:24 +0200400 else if (!strncmp(tok, "none", strlen(arg))) {
401 callchain_param.mode = CHAIN_NONE;
Yong Wangb7ae11b2010-01-22 09:47:50 +0800402 symbol_conf.use_callchain = false;
Frederic Weisbeckerb1a88342009-08-08 02:16:24 +0200403
404 return 0;
405 }
406
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200407 else
408 return -1;
409
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200410 /* get the min percentage */
411 tok = strtok(NULL, ",");
412 if (!tok)
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200413 goto setup;
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200414
Arnaldo Carvalho de Melo232a5c92010-05-09 20:28:10 -0300415 tok2 = strtok(NULL, ",");
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200416 callchain_param.min_percent = strtod(tok, &endptr);
Frederic Weisbeckerc20ab372009-07-02 20:14:33 +0200417 if (tok == endptr)
418 return -1;
419
Arnaldo Carvalho de Melo232a5c92010-05-09 20:28:10 -0300420 if (tok2)
421 callchain_param.print_limit = strtod(tok2, &endptr);
Frederic Weisbecker805d1272009-07-05 07:39:21 +0200422setup:
423 if (register_callchain_param(&callchain_param) < 0) {
424 fprintf(stderr, "Can't register callchain params\n");
425 return -1;
426 }
Frederic Weisbecker4eb3e472009-07-02 17:58:21 +0200427 return 0;
428}
429
Arnaldo Carvalho de Melo0422a4f2009-12-18 16:35:58 -0200430static const char * const report_usage[] = {
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200431 "perf report [<options>] <command>",
432 NULL
433};
434
435static const struct option options[] = {
436 OPT_STRING('i', "input", &input_name, "file",
437 "input file name"),
Ian Munsiec0555642010-04-13 18:37:33 +1000438 OPT_INCR('v', "verbose", &verbose,
Arnaldo Carvalho de Melo815e7772009-05-26 19:46:14 -0300439 "be more verbose (show symbol address, etc)"),
Ingo Molnar97b07b62009-05-26 18:48:58 +0200440 OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
441 "dump raw trace in ASCII"),
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200442 OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
443 "file", "vmlinux pathname"),
Peter Zijlstrafa6963b2009-08-19 11:18:26 +0200444 OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200445 OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules,
Mike Galbraith42976482009-07-02 08:09:46 +0200446 "load module symbols - WARNING: use only with -k and LIVE kernel"),
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200447 OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
Arnaldo Carvalho de Meloe3d7e182009-07-11 12:18:37 -0300448 "Show a column with the number of samples"),
Brice Goglin8d513272009-08-07 13:55:24 +0200449 OPT_BOOLEAN('T', "threads", &show_threads,
450 "Show per-thread event counters"),
Brice Goglin9f866692009-08-10 15:26:32 +0200451 OPT_STRING(0, "pretty", &pretty_printing_style, "key",
452 "pretty printing style key: normal raw"),
Ingo Molnar63299f02009-05-28 10:52:00 +0200453 OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
Ingo Molnarb25bcf22009-06-18 07:01:03 +0200454 "sort by key(s): pid, comm, dso, symbol, parent"),
Arnaldo Carvalho de Melof7d87442009-12-27 21:37:04 -0200455 OPT_BOOLEAN('P', "full-paths", &symbol_conf.full_paths,
Arnaldo Carvalho de Melob78c07d2009-05-29 13:48:59 -0300456 "Don't shorten the pathnames taking into account the cwd"),
Zhang, Yanmina1645ce2010-04-19 13:32:50 +0800457 OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
458 "Show sample percentage for different cpu modes"),
Ingo Molnarb25bcf22009-06-18 07:01:03 +0200459 OPT_STRING('p', "parent", &parent_pattern, "regex",
460 "regex filter to identify parent, see: '--sort parent'"),
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200461 OPT_BOOLEAN('x', "exclude-other", &symbol_conf.exclude_other,
Ingo Molnarb8e6d822009-06-18 14:32:19 +0200462 "Only display entries with parent-match"),
Anton Blanchard1483b19f2009-07-16 15:44:29 +0200463 OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent",
Pekka Enberge157eb82010-05-08 18:33:03 +0300464 "Display callchains using output_type (graph, flat, fractal, or none) and min percent threshold. "
Anton Blanchard1483b19f2009-07-16 15:44:29 +0200465 "Default: fractal,0.5", &parse_callchain_opt, callchain_default_opt),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200466 OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -0300467 "only consider symbols in these dsos"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200468 OPT_STRING('C', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
Arnaldo Carvalho de Melocc8b88b2009-06-30 19:01:21 -0300469 "only consider symbols in these comms"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200470 OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",
Arnaldo Carvalho de Melo7bec7a92009-06-30 19:01:22 -0300471 "only consider these symbols"),
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200472 OPT_STRING('w', "column-widths", &symbol_conf.col_width_list_str,
Arnaldo Carvalho de Melo52d422d2009-07-10 22:47:28 -0300473 "width[,width...]",
474 "don't try to adjust column width, use these fixed values"),
Arnaldo Carvalho de Meloc410a332009-12-15 20:04:41 -0200475 OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator",
Arnaldo Carvalho de Melo52d422d2009-07-10 22:47:28 -0300476 "separator for columns, no spaces will be added between "
477 "columns '.' is reserved."),
Arnaldo Carvalho de Melo71289be2009-12-28 22:48:34 -0200478 OPT_BOOLEAN('U', "hide-unresolved", &hide_unresolved,
479 "Only display entries resolved to a symbol"),
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200480 OPT_END()
481};
482
Ingo Molnarf37a2912009-07-01 12:37:06 +0200483int cmd_report(int argc, const char **argv, const char *prefix __used)
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200484{
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200485 argc = parse_options(argc, argv, options, report_usage, 0);
486
Tom Zanussi46656ac2010-04-01 23:59:17 -0500487 if (strcmp(input_name, "-") != 0)
488 setup_browser();
Arnaldo Carvalho de Meloef7b93a2010-05-11 23:18:06 -0300489 /*
490 * Only in the newt browser we are doing integrated annotation,
491 * so don't allocate extra space that won't be used in the stdio
492 * implementation.
493 */
494 if (use_browser)
495 symbol_conf.priv_size = sizeof(struct sym_priv);
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200496
Arnaldo Carvalho de Melo75be6cf2009-12-15 20:04:39 -0200497 if (symbol__init() < 0)
Arnaldo Carvalho de Melob32d1332009-11-24 12:05:15 -0200498 return -1;
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200499
Arnaldo Carvalho de Meloc8829c72009-12-14 20:09:29 -0200500 setup_sorting(report_usage, options);
Peter Zijlstra1aa16732009-05-27 20:20:25 +0200501
Arnaldo Carvalho de Melo021191b2009-07-11 12:18:35 -0300502 if (parent_pattern != default_parent_pattern) {
Arnaldo Carvalho de Melo2aefa4f2010-04-02 12:30:57 -0300503 if (sort_dimension__add("parent") < 0)
504 return -1;
Arnaldo Carvalho de Melo021191b2009-07-11 12:18:35 -0300505 sort_parent.elide = 1;
506 } else
Arnaldo Carvalho de Melod599db32009-12-15 20:04:42 -0200507 symbol_conf.exclude_other = false;
Ingo Molnarb8e6d822009-06-18 14:32:19 +0200508
Ingo Molnaredc52de2009-06-04 16:24:37 +0200509 /*
510 * Any (unrecognized) arguments left?
511 */
512 if (argc)
513 usage_with_options(report_usage, options);
514
Arnaldo Carvalho de Melo655000e2009-12-15 20:04:40 -0200515 sort_entry__setup_elide(&sort_dso, symbol_conf.dso_list, "dso", stdout);
516 sort_entry__setup_elide(&sort_comm, symbol_conf.comm_list, "comm", stdout);
517 sort_entry__setup_elide(&sort_sym, symbol_conf.sym_list, "symbol", stdout);
Arnaldo Carvalho de Melo25903402009-06-30 19:01:20 -0300518
Ingo Molnar53cb8bc2009-05-26 09:17:18 +0200519 return __cmd_report();
520}