Merge tag 'filelock-v5.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/jlayton...
[linux-2.6-microblaze.git] / tools / perf / util / evsel_fprintf.c
1 // SPDX-License-Identifier: GPL-2.0
2 #include <inttypes.h>
3 #include <stdio.h>
4 #include <stdbool.h>
5 #include <traceevent/event-parse.h>
6 #include "evsel.h"
7 #include "callchain.h"
8 #include "map.h"
9 #include "strlist.h"
10 #include "symbol.h"
11 #include "srcline.h"
12
13 static int comma_fprintf(FILE *fp, bool *first, const char *fmt, ...)
14 {
15         va_list args;
16         int ret = 0;
17
18         if (!*first) {
19                 ret += fprintf(fp, ",");
20         } else {
21                 ret += fprintf(fp, ":");
22                 *first = false;
23         }
24
25         va_start(args, fmt);
26         ret += vfprintf(fp, fmt, args);
27         va_end(args);
28         return ret;
29 }
30
31 static int __print_attr__fprintf(FILE *fp, const char *name, const char *val, void *priv)
32 {
33         return comma_fprintf(fp, (bool *)priv, " %s: %s", name, val);
34 }
35
36 int perf_evsel__fprintf(struct evsel *evsel,
37                         struct perf_attr_details *details, FILE *fp)
38 {
39         bool first = true;
40         int printed = 0;
41
42         if (details->event_group) {
43                 struct evsel *pos;
44
45                 if (!perf_evsel__is_group_leader(evsel))
46                         return 0;
47
48                 if (evsel->core.nr_members > 1)
49                         printed += fprintf(fp, "%s{", evsel->group_name ?: "");
50
51                 printed += fprintf(fp, "%s", perf_evsel__name(evsel));
52                 for_each_group_member(pos, evsel)
53                         printed += fprintf(fp, ",%s", perf_evsel__name(pos));
54
55                 if (evsel->core.nr_members > 1)
56                         printed += fprintf(fp, "}");
57                 goto out;
58         }
59
60         printed += fprintf(fp, "%s", perf_evsel__name(evsel));
61
62         if (details->verbose) {
63                 printed += perf_event_attr__fprintf(fp, &evsel->core.attr,
64                                                     __print_attr__fprintf, &first);
65         } else if (details->freq) {
66                 const char *term = "sample_freq";
67
68                 if (!evsel->core.attr.freq)
69                         term = "sample_period";
70
71                 printed += comma_fprintf(fp, &first, " %s=%" PRIu64,
72                                          term, (u64)evsel->core.attr.sample_freq);
73         }
74
75         if (details->trace_fields) {
76                 struct tep_format_field *field;
77
78                 if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
79                         printed += comma_fprintf(fp, &first, " (not a tracepoint)");
80                         goto out;
81                 }
82
83                 field = evsel->tp_format->format.fields;
84                 if (field == NULL) {
85                         printed += comma_fprintf(fp, &first, " (no trace field)");
86                         goto out;
87                 }
88
89                 printed += comma_fprintf(fp, &first, " trace_fields: %s", field->name);
90
91                 field = field->next;
92                 while (field) {
93                         printed += comma_fprintf(fp, &first, "%s", field->name);
94                         field = field->next;
95                 }
96         }
97 out:
98         fputc('\n', fp);
99         return ++printed;
100 }
101
102 int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment,
103                               unsigned int print_opts, struct callchain_cursor *cursor,
104                               FILE *fp)
105 {
106         int printed = 0;
107         struct callchain_cursor_node *node;
108         int print_ip = print_opts & EVSEL__PRINT_IP;
109         int print_sym = print_opts & EVSEL__PRINT_SYM;
110         int print_dso = print_opts & EVSEL__PRINT_DSO;
111         int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET;
112         int print_oneline = print_opts & EVSEL__PRINT_ONELINE;
113         int print_srcline = print_opts & EVSEL__PRINT_SRCLINE;
114         int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR;
115         int print_arrow = print_opts & EVSEL__PRINT_CALLCHAIN_ARROW;
116         int print_skip_ignored = print_opts & EVSEL__PRINT_SKIP_IGNORED;
117         char s = print_oneline ? ' ' : '\t';
118         bool first = true;
119
120         if (sample->callchain) {
121                 struct addr_location node_al;
122
123                 callchain_cursor_commit(cursor);
124
125                 while (1) {
126                         u64 addr = 0;
127
128                         node = callchain_cursor_current(cursor);
129                         if (!node)
130                                 break;
131
132                         if (node->sym && node->sym->ignore && print_skip_ignored)
133                                 goto next;
134
135                         printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
136
137                         if (print_arrow && !first)
138                                 printed += fprintf(fp, " <-");
139
140                         if (print_ip)
141                                 printed += fprintf(fp, "%c%16" PRIx64, s, node->ip);
142
143                         if (node->map)
144                                 addr = node->map->map_ip(node->map, node->ip);
145
146                         if (print_sym) {
147                                 printed += fprintf(fp, " ");
148                                 node_al.addr = addr;
149                                 node_al.map  = node->map;
150
151                                 if (print_symoffset) {
152                                         printed += __symbol__fprintf_symname_offs(node->sym, &node_al,
153                                                                                   print_unknown_as_addr,
154                                                                                   true, fp);
155                                 } else {
156                                         printed += __symbol__fprintf_symname(node->sym, &node_al,
157                                                                              print_unknown_as_addr, fp);
158                                 }
159                         }
160
161                         if (print_dso && (!node->sym || !node->sym->inlined)) {
162                                 printed += fprintf(fp, " (");
163                                 printed += map__fprintf_dsoname(node->map, fp);
164                                 printed += fprintf(fp, ")");
165                         }
166
167                         if (print_srcline)
168                                 printed += map__fprintf_srcline(node->map, addr, "\n  ", fp);
169
170                         if (node->sym && node->sym->inlined)
171                                 printed += fprintf(fp, " (inlined)");
172
173                         if (!print_oneline)
174                                 printed += fprintf(fp, "\n");
175
176                         /* Add srccode here too? */
177                         if (symbol_conf.bt_stop_list &&
178                             node->sym &&
179                             strlist__has_entry(symbol_conf.bt_stop_list,
180                                                node->sym->name)) {
181                                 break;
182                         }
183
184                         first = false;
185 next:
186                         callchain_cursor_advance(cursor);
187                 }
188         }
189
190         return printed;
191 }
192
193 int sample__fprintf_sym(struct perf_sample *sample, struct addr_location *al,
194                         int left_alignment, unsigned int print_opts,
195                         struct callchain_cursor *cursor, FILE *fp)
196 {
197         int printed = 0;
198         int print_ip = print_opts & EVSEL__PRINT_IP;
199         int print_sym = print_opts & EVSEL__PRINT_SYM;
200         int print_dso = print_opts & EVSEL__PRINT_DSO;
201         int print_symoffset = print_opts & EVSEL__PRINT_SYMOFFSET;
202         int print_srcline = print_opts & EVSEL__PRINT_SRCLINE;
203         int print_unknown_as_addr = print_opts & EVSEL__PRINT_UNKNOWN_AS_ADDR;
204
205         if (cursor != NULL) {
206                 printed += sample__fprintf_callchain(sample, left_alignment,
207                                                      print_opts, cursor, fp);
208         } else {
209                 printed += fprintf(fp, "%-*.*s", left_alignment, left_alignment, " ");
210
211                 if (print_ip)
212                         printed += fprintf(fp, "%16" PRIx64, sample->ip);
213
214                 if (print_sym) {
215                         printed += fprintf(fp, " ");
216                         if (print_symoffset) {
217                                 printed += __symbol__fprintf_symname_offs(al->sym, al,
218                                                                           print_unknown_as_addr,
219                                                                           true, fp);
220                         } else {
221                                 printed += __symbol__fprintf_symname(al->sym, al,
222                                                                      print_unknown_as_addr, fp);
223                         }
224                 }
225
226                 if (print_dso) {
227                         printed += fprintf(fp, " (");
228                         printed += map__fprintf_dsoname(al->map, fp);
229                         printed += fprintf(fp, ")");
230                 }
231
232                 if (print_srcline)
233                         printed += map__fprintf_srcline(al->map, al->addr, "\n  ", fp);
234         }
235
236         return printed;
237 }