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Commit | Line | Data |
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4e319027 | 1 | #include <traceevent/event-parse.h> |
514f1c67 | 2 | #include "builtin.h" |
752fde44 | 3 | #include "util/color.h" |
7c304ee0 | 4 | #include "util/debug.h" |
514f1c67 | 5 | #include "util/evlist.h" |
752fde44 | 6 | #include "util/machine.h" |
6810fc91 | 7 | #include "util/session.h" |
752fde44 | 8 | #include "util/thread.h" |
514f1c67 | 9 | #include "util/parse-options.h" |
2ae3a312 | 10 | #include "util/strlist.h" |
514f1c67 | 11 | #include "util/thread_map.h" |
514f1c67 ACM |
12 | |
13 | #include <libaudit.h> | |
14 | #include <stdlib.h> | |
ae685380 | 15 | #include <sys/mman.h> |
514f1c67 | 16 | |
13d4ff3e ACM |
17 | static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, unsigned long arg) |
18 | { | |
19 | return scnprintf(bf, size, "%#lx", arg); | |
20 | } | |
21 | ||
beccb2b5 ACM |
22 | #define SCA_HEX syscall_arg__scnprintf_hex |
23 | ||
ae685380 ACM |
24 | static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, unsigned long arg) |
25 | { | |
26 | int printed = 0, prot = arg; | |
27 | ||
28 | if (prot == PROT_NONE) | |
29 | return scnprintf(bf, size, "NONE"); | |
30 | #define P_MMAP_PROT(n) \ | |
31 | if (prot & PROT_##n) { \ | |
32 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
33 | prot &= ~PROT_##n; \ | |
34 | } | |
35 | ||
36 | P_MMAP_PROT(EXEC); | |
37 | P_MMAP_PROT(READ); | |
38 | P_MMAP_PROT(WRITE); | |
39 | #ifdef PROT_SEM | |
40 | P_MMAP_PROT(SEM); | |
41 | #endif | |
42 | P_MMAP_PROT(GROWSDOWN); | |
43 | P_MMAP_PROT(GROWSUP); | |
44 | #undef P_MMAP_PROT | |
45 | ||
46 | if (prot) | |
47 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot); | |
48 | ||
49 | return printed; | |
50 | } | |
51 | ||
52 | #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot | |
53 | ||
941557e0 ACM |
54 | static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, unsigned long arg) |
55 | { | |
56 | int printed = 0, flags = arg; | |
57 | ||
58 | #define P_MMAP_FLAG(n) \ | |
59 | if (flags & MAP_##n) { \ | |
60 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
61 | flags &= ~MAP_##n; \ | |
62 | } | |
63 | ||
64 | P_MMAP_FLAG(SHARED); | |
65 | P_MMAP_FLAG(PRIVATE); | |
66 | P_MMAP_FLAG(32BIT); | |
67 | P_MMAP_FLAG(ANONYMOUS); | |
68 | P_MMAP_FLAG(DENYWRITE); | |
69 | P_MMAP_FLAG(EXECUTABLE); | |
70 | P_MMAP_FLAG(FILE); | |
71 | P_MMAP_FLAG(FIXED); | |
72 | P_MMAP_FLAG(GROWSDOWN); | |
73 | P_MMAP_FLAG(HUGETLB); | |
74 | P_MMAP_FLAG(LOCKED); | |
75 | P_MMAP_FLAG(NONBLOCK); | |
76 | P_MMAP_FLAG(NORESERVE); | |
77 | P_MMAP_FLAG(POPULATE); | |
78 | P_MMAP_FLAG(STACK); | |
79 | #ifdef MAP_UNINITIALIZED | |
80 | P_MMAP_FLAG(UNINITIALIZED); | |
81 | #endif | |
82 | #undef P_MMAP_FLAG | |
83 | ||
84 | if (flags) | |
85 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
86 | ||
87 | return printed; | |
88 | } | |
89 | ||
90 | #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags | |
91 | ||
9e9716d1 ACM |
92 | static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, unsigned long arg) |
93 | { | |
94 | int behavior = arg; | |
95 | ||
96 | switch (behavior) { | |
97 | #define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n) | |
98 | P_MADV_BHV(NORMAL); | |
99 | P_MADV_BHV(RANDOM); | |
100 | P_MADV_BHV(SEQUENTIAL); | |
101 | P_MADV_BHV(WILLNEED); | |
102 | P_MADV_BHV(DONTNEED); | |
103 | P_MADV_BHV(REMOVE); | |
104 | P_MADV_BHV(DONTFORK); | |
105 | P_MADV_BHV(DOFORK); | |
106 | P_MADV_BHV(HWPOISON); | |
107 | #ifdef MADV_SOFT_OFFLINE | |
108 | P_MADV_BHV(SOFT_OFFLINE); | |
109 | #endif | |
110 | P_MADV_BHV(MERGEABLE); | |
111 | P_MADV_BHV(UNMERGEABLE); | |
112 | P_MADV_BHV(HUGEPAGE); | |
113 | P_MADV_BHV(NOHUGEPAGE); | |
114 | #ifdef MADV_DONTDUMP | |
115 | P_MADV_BHV(DONTDUMP); | |
116 | #endif | |
117 | #ifdef MADV_DODUMP | |
118 | P_MADV_BHV(DODUMP); | |
119 | #endif | |
120 | #undef P_MADV_PHV | |
121 | default: break; | |
122 | } | |
123 | ||
124 | return scnprintf(bf, size, "%#x", behavior); | |
125 | } | |
126 | ||
127 | #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior | |
128 | ||
514f1c67 ACM |
129 | static struct syscall_fmt { |
130 | const char *name; | |
aec1930b | 131 | const char *alias; |
beccb2b5 | 132 | size_t (*arg_scnprintf[6])(char *bf, size_t size, unsigned long arg); |
514f1c67 ACM |
133 | bool errmsg; |
134 | bool timeout; | |
04b34729 | 135 | bool hexret; |
514f1c67 | 136 | } syscall_fmts[] = { |
8b745263 | 137 | { .name = "access", .errmsg = true, }, |
aec1930b | 138 | { .name = "arch_prctl", .errmsg = true, .alias = "prctl", }, |
beccb2b5 ACM |
139 | { .name = "brk", .hexret = true, |
140 | .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, }, | |
04b34729 | 141 | { .name = "mmap", .hexret = true, }, |
a14bb860 | 142 | { .name = "connect", .errmsg = true, }, |
aec1930b ACM |
143 | { .name = "fstat", .errmsg = true, .alias = "newfstat", }, |
144 | { .name = "fstatat", .errmsg = true, .alias = "newfstatat", }, | |
145 | { .name = "futex", .errmsg = true, }, | |
beccb2b5 ACM |
146 | { .name = "ioctl", .errmsg = true, |
147 | .arg_scnprintf = { [2] = SCA_HEX, /* arg */ }, }, | |
e5959683 | 148 | { .name = "lstat", .errmsg = true, .alias = "newlstat", }, |
9e9716d1 ACM |
149 | { .name = "madvise", .errmsg = true, |
150 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ | |
151 | [2] = SCA_MADV_BHV, /* behavior */ }, }, | |
beccb2b5 | 152 | { .name = "mmap", .hexret = true, |
ae685380 | 153 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ |
941557e0 ACM |
154 | [2] = SCA_MMAP_PROT, /* prot */ |
155 | [3] = SCA_MMAP_FLAGS, /* flags */ }, }, | |
beccb2b5 | 156 | { .name = "mprotect", .errmsg = true, |
ae685380 ACM |
157 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ |
158 | [2] = SCA_MMAP_PROT, /* prot */ }, }, | |
159 | { .name = "mremap", .hexret = true, | |
160 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ | |
161 | [4] = SCA_HEX, /* new_addr */ }, }, | |
beccb2b5 ACM |
162 | { .name = "munmap", .errmsg = true, |
163 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
8b745263 | 164 | { .name = "open", .errmsg = true, }, |
aec1930b ACM |
165 | { .name = "poll", .errmsg = true, .timeout = true, }, |
166 | { .name = "ppoll", .errmsg = true, .timeout = true, }, | |
e5959683 ACM |
167 | { .name = "pread", .errmsg = true, .alias = "pread64", }, |
168 | { .name = "pwrite", .errmsg = true, .alias = "pwrite64", }, | |
aec1930b ACM |
169 | { .name = "read", .errmsg = true, }, |
170 | { .name = "recvfrom", .errmsg = true, }, | |
171 | { .name = "select", .errmsg = true, .timeout = true, }, | |
8b745263 | 172 | { .name = "socket", .errmsg = true, }, |
aec1930b | 173 | { .name = "stat", .errmsg = true, .alias = "newstat", }, |
e5959683 | 174 | { .name = "uname", .errmsg = true, .alias = "newuname", }, |
514f1c67 ACM |
175 | }; |
176 | ||
177 | static int syscall_fmt__cmp(const void *name, const void *fmtp) | |
178 | { | |
179 | const struct syscall_fmt *fmt = fmtp; | |
180 | return strcmp(name, fmt->name); | |
181 | } | |
182 | ||
183 | static struct syscall_fmt *syscall_fmt__find(const char *name) | |
184 | { | |
185 | const int nmemb = ARRAY_SIZE(syscall_fmts); | |
186 | return bsearch(name, syscall_fmts, nmemb, sizeof(struct syscall_fmt), syscall_fmt__cmp); | |
187 | } | |
188 | ||
189 | struct syscall { | |
190 | struct event_format *tp_format; | |
191 | const char *name; | |
2ae3a312 | 192 | bool filtered; |
514f1c67 | 193 | struct syscall_fmt *fmt; |
13d4ff3e | 194 | size_t (**arg_scnprintf)(char *bf, size_t size, unsigned long arg); |
514f1c67 ACM |
195 | }; |
196 | ||
60c907ab ACM |
197 | static size_t fprintf_duration(unsigned long t, FILE *fp) |
198 | { | |
199 | double duration = (double)t / NSEC_PER_MSEC; | |
200 | size_t printed = fprintf(fp, "("); | |
201 | ||
202 | if (duration >= 1.0) | |
203 | printed += color_fprintf(fp, PERF_COLOR_RED, "%6.3f ms", duration); | |
204 | else if (duration >= 0.01) | |
205 | printed += color_fprintf(fp, PERF_COLOR_YELLOW, "%6.3f ms", duration); | |
206 | else | |
207 | printed += color_fprintf(fp, PERF_COLOR_NORMAL, "%6.3f ms", duration); | |
c24ff998 | 208 | return printed + fprintf(fp, "): "); |
60c907ab ACM |
209 | } |
210 | ||
752fde44 ACM |
211 | struct thread_trace { |
212 | u64 entry_time; | |
213 | u64 exit_time; | |
214 | bool entry_pending; | |
efd5745e | 215 | unsigned long nr_events; |
752fde44 | 216 | char *entry_str; |
1302d88e | 217 | double runtime_ms; |
752fde44 ACM |
218 | }; |
219 | ||
220 | static struct thread_trace *thread_trace__new(void) | |
221 | { | |
222 | return zalloc(sizeof(struct thread_trace)); | |
223 | } | |
224 | ||
c24ff998 | 225 | static struct thread_trace *thread__trace(struct thread *thread, FILE *fp) |
752fde44 | 226 | { |
efd5745e ACM |
227 | struct thread_trace *ttrace; |
228 | ||
752fde44 ACM |
229 | if (thread == NULL) |
230 | goto fail; | |
231 | ||
232 | if (thread->priv == NULL) | |
233 | thread->priv = thread_trace__new(); | |
efd5745e | 234 | |
752fde44 ACM |
235 | if (thread->priv == NULL) |
236 | goto fail; | |
237 | ||
efd5745e ACM |
238 | ttrace = thread->priv; |
239 | ++ttrace->nr_events; | |
240 | ||
241 | return ttrace; | |
752fde44 | 242 | fail: |
c24ff998 | 243 | color_fprintf(fp, PERF_COLOR_RED, |
752fde44 ACM |
244 | "WARNING: not enough memory, dropping samples!\n"); |
245 | return NULL; | |
246 | } | |
247 | ||
514f1c67 | 248 | struct trace { |
c24ff998 | 249 | struct perf_tool tool; |
514f1c67 ACM |
250 | int audit_machine; |
251 | struct { | |
252 | int max; | |
253 | struct syscall *table; | |
254 | } syscalls; | |
255 | struct perf_record_opts opts; | |
752fde44 ACM |
256 | struct machine host; |
257 | u64 base_time; | |
c24ff998 | 258 | FILE *output; |
efd5745e | 259 | unsigned long nr_events; |
b059efdf ACM |
260 | struct strlist *ev_qualifier; |
261 | bool not_ev_qualifier; | |
1302d88e | 262 | bool sched; |
752fde44 | 263 | bool multiple_threads; |
ae9ed035 | 264 | double duration_filter; |
1302d88e | 265 | double runtime_ms; |
514f1c67 ACM |
266 | }; |
267 | ||
ae9ed035 ACM |
268 | static bool trace__filter_duration(struct trace *trace, double t) |
269 | { | |
270 | return t < (trace->duration_filter * NSEC_PER_MSEC); | |
271 | } | |
272 | ||
752fde44 ACM |
273 | static size_t trace__fprintf_tstamp(struct trace *trace, u64 tstamp, FILE *fp) |
274 | { | |
275 | double ts = (double)(tstamp - trace->base_time) / NSEC_PER_MSEC; | |
276 | ||
60c907ab | 277 | return fprintf(fp, "%10.3f ", ts); |
752fde44 ACM |
278 | } |
279 | ||
f15eb531 NK |
280 | static bool done = false; |
281 | ||
282 | static void sig_handler(int sig __maybe_unused) | |
283 | { | |
284 | done = true; | |
285 | } | |
286 | ||
752fde44 | 287 | static size_t trace__fprintf_entry_head(struct trace *trace, struct thread *thread, |
60c907ab | 288 | u64 duration, u64 tstamp, FILE *fp) |
752fde44 ACM |
289 | { |
290 | size_t printed = trace__fprintf_tstamp(trace, tstamp, fp); | |
60c907ab | 291 | printed += fprintf_duration(duration, fp); |
752fde44 ACM |
292 | |
293 | if (trace->multiple_threads) | |
38051234 | 294 | printed += fprintf(fp, "%d ", thread->tid); |
752fde44 ACM |
295 | |
296 | return printed; | |
297 | } | |
298 | ||
c24ff998 ACM |
299 | static int trace__process_event(struct trace *trace, struct machine *machine, |
300 | union perf_event *event) | |
752fde44 ACM |
301 | { |
302 | int ret = 0; | |
303 | ||
304 | switch (event->header.type) { | |
305 | case PERF_RECORD_LOST: | |
c24ff998 | 306 | color_fprintf(trace->output, PERF_COLOR_RED, |
752fde44 ACM |
307 | "LOST %" PRIu64 " events!\n", event->lost.lost); |
308 | ret = machine__process_lost_event(machine, event); | |
309 | default: | |
310 | ret = machine__process_event(machine, event); | |
311 | break; | |
312 | } | |
313 | ||
314 | return ret; | |
315 | } | |
316 | ||
c24ff998 | 317 | static int trace__tool_process(struct perf_tool *tool, |
752fde44 ACM |
318 | union perf_event *event, |
319 | struct perf_sample *sample __maybe_unused, | |
320 | struct machine *machine) | |
321 | { | |
c24ff998 ACM |
322 | struct trace *trace = container_of(tool, struct trace, tool); |
323 | return trace__process_event(trace, machine, event); | |
752fde44 ACM |
324 | } |
325 | ||
326 | static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist) | |
327 | { | |
328 | int err = symbol__init(); | |
329 | ||
330 | if (err) | |
331 | return err; | |
332 | ||
333 | machine__init(&trace->host, "", HOST_KERNEL_ID); | |
334 | machine__create_kernel_maps(&trace->host); | |
335 | ||
336 | if (perf_target__has_task(&trace->opts.target)) { | |
c24ff998 | 337 | err = perf_event__synthesize_thread_map(&trace->tool, evlist->threads, |
752fde44 ACM |
338 | trace__tool_process, |
339 | &trace->host); | |
340 | } else { | |
c24ff998 | 341 | err = perf_event__synthesize_threads(&trace->tool, trace__tool_process, |
752fde44 ACM |
342 | &trace->host); |
343 | } | |
344 | ||
345 | if (err) | |
346 | symbol__exit(); | |
347 | ||
348 | return err; | |
349 | } | |
350 | ||
13d4ff3e ACM |
351 | static int syscall__set_arg_fmts(struct syscall *sc) |
352 | { | |
353 | struct format_field *field; | |
354 | int idx = 0; | |
355 | ||
356 | sc->arg_scnprintf = calloc(sc->tp_format->format.nr_fields - 1, sizeof(void *)); | |
357 | if (sc->arg_scnprintf == NULL) | |
358 | return -1; | |
359 | ||
360 | for (field = sc->tp_format->format.fields->next; field; field = field->next) { | |
beccb2b5 ACM |
361 | if (sc->fmt && sc->fmt->arg_scnprintf[idx]) |
362 | sc->arg_scnprintf[idx] = sc->fmt->arg_scnprintf[idx]; | |
363 | else if (field->flags & FIELD_IS_POINTER) | |
13d4ff3e ACM |
364 | sc->arg_scnprintf[idx] = syscall_arg__scnprintf_hex; |
365 | ++idx; | |
366 | } | |
367 | ||
368 | return 0; | |
369 | } | |
370 | ||
514f1c67 ACM |
371 | static int trace__read_syscall_info(struct trace *trace, int id) |
372 | { | |
373 | char tp_name[128]; | |
374 | struct syscall *sc; | |
3a531260 ACM |
375 | const char *name = audit_syscall_to_name(id, trace->audit_machine); |
376 | ||
377 | if (name == NULL) | |
378 | return -1; | |
514f1c67 ACM |
379 | |
380 | if (id > trace->syscalls.max) { | |
381 | struct syscall *nsyscalls = realloc(trace->syscalls.table, (id + 1) * sizeof(*sc)); | |
382 | ||
383 | if (nsyscalls == NULL) | |
384 | return -1; | |
385 | ||
386 | if (trace->syscalls.max != -1) { | |
387 | memset(nsyscalls + trace->syscalls.max + 1, 0, | |
388 | (id - trace->syscalls.max) * sizeof(*sc)); | |
389 | } else { | |
390 | memset(nsyscalls, 0, (id + 1) * sizeof(*sc)); | |
391 | } | |
392 | ||
393 | trace->syscalls.table = nsyscalls; | |
394 | trace->syscalls.max = id; | |
395 | } | |
396 | ||
397 | sc = trace->syscalls.table + id; | |
3a531260 | 398 | sc->name = name; |
2ae3a312 | 399 | |
b059efdf ACM |
400 | if (trace->ev_qualifier) { |
401 | bool in = strlist__find(trace->ev_qualifier, name) != NULL; | |
402 | ||
403 | if (!(in ^ trace->not_ev_qualifier)) { | |
404 | sc->filtered = true; | |
405 | /* | |
406 | * No need to do read tracepoint information since this will be | |
407 | * filtered out. | |
408 | */ | |
409 | return 0; | |
410 | } | |
2ae3a312 ACM |
411 | } |
412 | ||
3a531260 | 413 | sc->fmt = syscall_fmt__find(sc->name); |
514f1c67 | 414 | |
aec1930b | 415 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->name); |
514f1c67 | 416 | sc->tp_format = event_format__new("syscalls", tp_name); |
aec1930b ACM |
417 | |
418 | if (sc->tp_format == NULL && sc->fmt && sc->fmt->alias) { | |
419 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->fmt->alias); | |
420 | sc->tp_format = event_format__new("syscalls", tp_name); | |
421 | } | |
514f1c67 | 422 | |
13d4ff3e ACM |
423 | if (sc->tp_format == NULL) |
424 | return -1; | |
425 | ||
426 | return syscall__set_arg_fmts(sc); | |
514f1c67 ACM |
427 | } |
428 | ||
752fde44 ACM |
429 | static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size, |
430 | unsigned long *args) | |
514f1c67 ACM |
431 | { |
432 | int i = 0; | |
433 | size_t printed = 0; | |
434 | ||
435 | if (sc->tp_format != NULL) { | |
436 | struct format_field *field; | |
437 | ||
438 | for (field = sc->tp_format->format.fields->next; field; field = field->next) { | |
752fde44 | 439 | printed += scnprintf(bf + printed, size - printed, |
13d4ff3e ACM |
440 | "%s%s: ", printed ? ", " : "", field->name); |
441 | ||
442 | if (sc->arg_scnprintf && sc->arg_scnprintf[i]) | |
443 | printed += sc->arg_scnprintf[i](bf + printed, size - printed, args[i]); | |
444 | else | |
445 | printed += scnprintf(bf + printed, size - printed, | |
446 | "%ld", args[i]); | |
447 | ++i; | |
514f1c67 ACM |
448 | } |
449 | } else { | |
450 | while (i < 6) { | |
752fde44 ACM |
451 | printed += scnprintf(bf + printed, size - printed, |
452 | "%sarg%d: %ld", | |
453 | printed ? ", " : "", i, args[i]); | |
514f1c67 ACM |
454 | ++i; |
455 | } | |
456 | } | |
457 | ||
458 | return printed; | |
459 | } | |
460 | ||
ba3d7dee ACM |
461 | typedef int (*tracepoint_handler)(struct trace *trace, struct perf_evsel *evsel, |
462 | struct perf_sample *sample); | |
463 | ||
464 | static struct syscall *trace__syscall_info(struct trace *trace, | |
465 | struct perf_evsel *evsel, | |
466 | struct perf_sample *sample) | |
467 | { | |
468 | int id = perf_evsel__intval(evsel, sample, "id"); | |
469 | ||
470 | if (id < 0) { | |
adaa18bf ACM |
471 | |
472 | /* | |
473 | * XXX: Noticed on x86_64, reproduced as far back as 3.0.36, haven't tried | |
474 | * before that, leaving at a higher verbosity level till that is | |
475 | * explained. Reproduced with plain ftrace with: | |
476 | * | |
477 | * echo 1 > /t/events/raw_syscalls/sys_exit/enable | |
478 | * grep "NR -1 " /t/trace_pipe | |
479 | * | |
480 | * After generating some load on the machine. | |
481 | */ | |
482 | if (verbose > 1) { | |
483 | static u64 n; | |
484 | fprintf(trace->output, "Invalid syscall %d id, skipping (%s, %" PRIu64 ") ...\n", | |
485 | id, perf_evsel__name(evsel), ++n); | |
486 | } | |
ba3d7dee ACM |
487 | return NULL; |
488 | } | |
489 | ||
490 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL) && | |
491 | trace__read_syscall_info(trace, id)) | |
492 | goto out_cant_read; | |
493 | ||
494 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL)) | |
495 | goto out_cant_read; | |
496 | ||
497 | return &trace->syscalls.table[id]; | |
498 | ||
499 | out_cant_read: | |
7c304ee0 ACM |
500 | if (verbose) { |
501 | fprintf(trace->output, "Problems reading syscall %d", id); | |
502 | if (id <= trace->syscalls.max && trace->syscalls.table[id].name != NULL) | |
503 | fprintf(trace->output, "(%s)", trace->syscalls.table[id].name); | |
504 | fputs(" information\n", trace->output); | |
505 | } | |
ba3d7dee ACM |
506 | return NULL; |
507 | } | |
508 | ||
509 | static int trace__sys_enter(struct trace *trace, struct perf_evsel *evsel, | |
510 | struct perf_sample *sample) | |
511 | { | |
752fde44 | 512 | char *msg; |
ba3d7dee | 513 | void *args; |
752fde44 | 514 | size_t printed = 0; |
2ae3a312 | 515 | struct thread *thread; |
ba3d7dee | 516 | struct syscall *sc = trace__syscall_info(trace, evsel, sample); |
2ae3a312 ACM |
517 | struct thread_trace *ttrace; |
518 | ||
519 | if (sc == NULL) | |
520 | return -1; | |
ba3d7dee | 521 | |
2ae3a312 ACM |
522 | if (sc->filtered) |
523 | return 0; | |
524 | ||
314add6b AH |
525 | thread = machine__findnew_thread(&trace->host, sample->pid, |
526 | sample->tid); | |
c24ff998 | 527 | ttrace = thread__trace(thread, trace->output); |
2ae3a312 | 528 | if (ttrace == NULL) |
ba3d7dee ACM |
529 | return -1; |
530 | ||
531 | args = perf_evsel__rawptr(evsel, sample, "args"); | |
532 | if (args == NULL) { | |
c24ff998 | 533 | fprintf(trace->output, "Problems reading syscall arguments\n"); |
ba3d7dee ACM |
534 | return -1; |
535 | } | |
536 | ||
752fde44 ACM |
537 | ttrace = thread->priv; |
538 | ||
539 | if (ttrace->entry_str == NULL) { | |
540 | ttrace->entry_str = malloc(1024); | |
541 | if (!ttrace->entry_str) | |
542 | return -1; | |
543 | } | |
544 | ||
545 | ttrace->entry_time = sample->time; | |
546 | msg = ttrace->entry_str; | |
547 | printed += scnprintf(msg + printed, 1024 - printed, "%s(", sc->name); | |
548 | ||
549 | printed += syscall__scnprintf_args(sc, msg + printed, 1024 - printed, args); | |
550 | ||
551 | if (!strcmp(sc->name, "exit_group") || !strcmp(sc->name, "exit")) { | |
ae9ed035 | 552 | if (!trace->duration_filter) { |
c24ff998 ACM |
553 | trace__fprintf_entry_head(trace, thread, 1, sample->time, trace->output); |
554 | fprintf(trace->output, "%-70s\n", ttrace->entry_str); | |
ae9ed035 | 555 | } |
752fde44 ACM |
556 | } else |
557 | ttrace->entry_pending = true; | |
ba3d7dee ACM |
558 | |
559 | return 0; | |
560 | } | |
561 | ||
562 | static int trace__sys_exit(struct trace *trace, struct perf_evsel *evsel, | |
563 | struct perf_sample *sample) | |
564 | { | |
565 | int ret; | |
60c907ab | 566 | u64 duration = 0; |
2ae3a312 | 567 | struct thread *thread; |
ba3d7dee | 568 | struct syscall *sc = trace__syscall_info(trace, evsel, sample); |
2ae3a312 ACM |
569 | struct thread_trace *ttrace; |
570 | ||
571 | if (sc == NULL) | |
572 | return -1; | |
ba3d7dee | 573 | |
2ae3a312 ACM |
574 | if (sc->filtered) |
575 | return 0; | |
576 | ||
314add6b AH |
577 | thread = machine__findnew_thread(&trace->host, sample->pid, |
578 | sample->tid); | |
c24ff998 | 579 | ttrace = thread__trace(thread, trace->output); |
2ae3a312 | 580 | if (ttrace == NULL) |
ba3d7dee ACM |
581 | return -1; |
582 | ||
583 | ret = perf_evsel__intval(evsel, sample, "ret"); | |
584 | ||
752fde44 ACM |
585 | ttrace = thread->priv; |
586 | ||
587 | ttrace->exit_time = sample->time; | |
588 | ||
ae9ed035 | 589 | if (ttrace->entry_time) { |
60c907ab | 590 | duration = sample->time - ttrace->entry_time; |
ae9ed035 ACM |
591 | if (trace__filter_duration(trace, duration)) |
592 | goto out; | |
593 | } else if (trace->duration_filter) | |
594 | goto out; | |
60c907ab | 595 | |
c24ff998 | 596 | trace__fprintf_entry_head(trace, thread, duration, sample->time, trace->output); |
752fde44 ACM |
597 | |
598 | if (ttrace->entry_pending) { | |
c24ff998 | 599 | fprintf(trace->output, "%-70s", ttrace->entry_str); |
752fde44 | 600 | } else { |
c24ff998 ACM |
601 | fprintf(trace->output, " ... ["); |
602 | color_fprintf(trace->output, PERF_COLOR_YELLOW, "continued"); | |
603 | fprintf(trace->output, "]: %s()", sc->name); | |
752fde44 ACM |
604 | } |
605 | ||
da3c9a44 ACM |
606 | if (sc->fmt == NULL) { |
607 | signed_print: | |
608 | fprintf(trace->output, ") = %d", ret); | |
609 | } else if (ret < 0 && sc->fmt->errmsg) { | |
ba3d7dee ACM |
610 | char bf[256]; |
611 | const char *emsg = strerror_r(-ret, bf, sizeof(bf)), | |
612 | *e = audit_errno_to_name(-ret); | |
613 | ||
c24ff998 | 614 | fprintf(trace->output, ") = -1 %s %s", e, emsg); |
da3c9a44 | 615 | } else if (ret == 0 && sc->fmt->timeout) |
c24ff998 | 616 | fprintf(trace->output, ") = 0 Timeout"); |
04b34729 ACM |
617 | else if (sc->fmt->hexret) |
618 | fprintf(trace->output, ") = %#x", ret); | |
ba3d7dee | 619 | else |
da3c9a44 | 620 | goto signed_print; |
ba3d7dee | 621 | |
c24ff998 | 622 | fputc('\n', trace->output); |
ae9ed035 | 623 | out: |
752fde44 ACM |
624 | ttrace->entry_pending = false; |
625 | ||
ba3d7dee ACM |
626 | return 0; |
627 | } | |
628 | ||
1302d88e ACM |
629 | static int trace__sched_stat_runtime(struct trace *trace, struct perf_evsel *evsel, |
630 | struct perf_sample *sample) | |
631 | { | |
632 | u64 runtime = perf_evsel__intval(evsel, sample, "runtime"); | |
633 | double runtime_ms = (double)runtime / NSEC_PER_MSEC; | |
314add6b AH |
634 | struct thread *thread = machine__findnew_thread(&trace->host, |
635 | sample->pid, | |
636 | sample->tid); | |
c24ff998 | 637 | struct thread_trace *ttrace = thread__trace(thread, trace->output); |
1302d88e ACM |
638 | |
639 | if (ttrace == NULL) | |
640 | goto out_dump; | |
641 | ||
642 | ttrace->runtime_ms += runtime_ms; | |
643 | trace->runtime_ms += runtime_ms; | |
644 | return 0; | |
645 | ||
646 | out_dump: | |
c24ff998 | 647 | fprintf(trace->output, "%s: comm=%s,pid=%u,runtime=%" PRIu64 ",vruntime=%" PRIu64 ")\n", |
1302d88e ACM |
648 | evsel->name, |
649 | perf_evsel__strval(evsel, sample, "comm"), | |
650 | (pid_t)perf_evsel__intval(evsel, sample, "pid"), | |
651 | runtime, | |
652 | perf_evsel__intval(evsel, sample, "vruntime")); | |
653 | return 0; | |
654 | } | |
655 | ||
6810fc91 DA |
656 | static int trace__process_sample(struct perf_tool *tool, |
657 | union perf_event *event __maybe_unused, | |
658 | struct perf_sample *sample, | |
659 | struct perf_evsel *evsel, | |
660 | struct machine *machine __maybe_unused) | |
661 | { | |
662 | struct trace *trace = container_of(tool, struct trace, tool); | |
663 | int err = 0; | |
664 | ||
665 | tracepoint_handler handler = evsel->handler.func; | |
666 | ||
667 | if (trace->base_time == 0) | |
668 | trace->base_time = sample->time; | |
669 | ||
670 | if (handler) | |
671 | handler(trace, evsel, sample); | |
672 | ||
673 | return err; | |
674 | } | |
675 | ||
676 | static bool | |
677 | perf_session__has_tp(struct perf_session *session, const char *name) | |
678 | { | |
679 | struct perf_evsel *evsel; | |
680 | ||
681 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, name); | |
682 | ||
683 | return evsel != NULL; | |
684 | } | |
685 | ||
f15eb531 | 686 | static int trace__run(struct trace *trace, int argc, const char **argv) |
514f1c67 | 687 | { |
334fe7a3 | 688 | struct perf_evlist *evlist = perf_evlist__new(); |
ba3d7dee | 689 | struct perf_evsel *evsel; |
efd5745e ACM |
690 | int err = -1, i; |
691 | unsigned long before; | |
f15eb531 | 692 | const bool forks = argc > 0; |
514f1c67 ACM |
693 | |
694 | if (evlist == NULL) { | |
c24ff998 | 695 | fprintf(trace->output, "Not enough memory to run!\n"); |
514f1c67 ACM |
696 | goto out; |
697 | } | |
698 | ||
39876e7d ACM |
699 | if (perf_evlist__add_newtp(evlist, "raw_syscalls", "sys_enter", trace__sys_enter) || |
700 | perf_evlist__add_newtp(evlist, "raw_syscalls", "sys_exit", trace__sys_exit)) { | |
c24ff998 | 701 | fprintf(trace->output, "Couldn't read the raw_syscalls tracepoints information!\n"); |
514f1c67 ACM |
702 | goto out_delete_evlist; |
703 | } | |
704 | ||
1302d88e ACM |
705 | if (trace->sched && |
706 | perf_evlist__add_newtp(evlist, "sched", "sched_stat_runtime", | |
707 | trace__sched_stat_runtime)) { | |
c24ff998 | 708 | fprintf(trace->output, "Couldn't read the sched_stat_runtime tracepoint information!\n"); |
1302d88e ACM |
709 | goto out_delete_evlist; |
710 | } | |
711 | ||
514f1c67 ACM |
712 | err = perf_evlist__create_maps(evlist, &trace->opts.target); |
713 | if (err < 0) { | |
c24ff998 | 714 | fprintf(trace->output, "Problems parsing the target to trace, check your options!\n"); |
514f1c67 ACM |
715 | goto out_delete_evlist; |
716 | } | |
717 | ||
752fde44 ACM |
718 | err = trace__symbols_init(trace, evlist); |
719 | if (err < 0) { | |
c24ff998 | 720 | fprintf(trace->output, "Problems initializing symbol libraries!\n"); |
3beb0861 | 721 | goto out_delete_maps; |
752fde44 ACM |
722 | } |
723 | ||
f77a9518 | 724 | perf_evlist__config(evlist, &trace->opts); |
514f1c67 | 725 | |
f15eb531 NK |
726 | signal(SIGCHLD, sig_handler); |
727 | signal(SIGINT, sig_handler); | |
728 | ||
729 | if (forks) { | |
6ef73ec4 | 730 | err = perf_evlist__prepare_workload(evlist, &trace->opts.target, |
55e162ea | 731 | argv, false, false); |
f15eb531 | 732 | if (err < 0) { |
c24ff998 | 733 | fprintf(trace->output, "Couldn't run the workload!\n"); |
3beb0861 | 734 | goto out_delete_maps; |
f15eb531 NK |
735 | } |
736 | } | |
737 | ||
514f1c67 ACM |
738 | err = perf_evlist__open(evlist); |
739 | if (err < 0) { | |
c24ff998 | 740 | fprintf(trace->output, "Couldn't create the events: %s\n", strerror(errno)); |
3beb0861 | 741 | goto out_delete_maps; |
514f1c67 ACM |
742 | } |
743 | ||
744 | err = perf_evlist__mmap(evlist, UINT_MAX, false); | |
745 | if (err < 0) { | |
c24ff998 | 746 | fprintf(trace->output, "Couldn't mmap the events: %s\n", strerror(errno)); |
3beb0861 | 747 | goto out_close_evlist; |
514f1c67 ACM |
748 | } |
749 | ||
750 | perf_evlist__enable(evlist); | |
f15eb531 NK |
751 | |
752 | if (forks) | |
753 | perf_evlist__start_workload(evlist); | |
754 | ||
752fde44 | 755 | trace->multiple_threads = evlist->threads->map[0] == -1 || evlist->threads->nr > 1; |
514f1c67 | 756 | again: |
efd5745e | 757 | before = trace->nr_events; |
514f1c67 ACM |
758 | |
759 | for (i = 0; i < evlist->nr_mmaps; i++) { | |
760 | union perf_event *event; | |
761 | ||
762 | while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { | |
763 | const u32 type = event->header.type; | |
ba3d7dee | 764 | tracepoint_handler handler; |
514f1c67 | 765 | struct perf_sample sample; |
514f1c67 | 766 | |
efd5745e | 767 | ++trace->nr_events; |
514f1c67 | 768 | |
514f1c67 ACM |
769 | err = perf_evlist__parse_sample(evlist, event, &sample); |
770 | if (err) { | |
c24ff998 | 771 | fprintf(trace->output, "Can't parse sample, err = %d, skipping...\n", err); |
514f1c67 ACM |
772 | continue; |
773 | } | |
774 | ||
752fde44 ACM |
775 | if (trace->base_time == 0) |
776 | trace->base_time = sample.time; | |
777 | ||
778 | if (type != PERF_RECORD_SAMPLE) { | |
c24ff998 | 779 | trace__process_event(trace, &trace->host, event); |
752fde44 ACM |
780 | continue; |
781 | } | |
782 | ||
514f1c67 ACM |
783 | evsel = perf_evlist__id2evsel(evlist, sample.id); |
784 | if (evsel == NULL) { | |
c24ff998 | 785 | fprintf(trace->output, "Unknown tp ID %" PRIu64 ", skipping...\n", sample.id); |
514f1c67 ACM |
786 | continue; |
787 | } | |
788 | ||
fc551f8d | 789 | if (sample.raw_data == NULL) { |
c24ff998 | 790 | fprintf(trace->output, "%s sample with no payload for tid: %d, cpu %d, raw_size=%d, skipping...\n", |
fc551f8d ACM |
791 | perf_evsel__name(evsel), sample.tid, |
792 | sample.cpu, sample.raw_size); | |
793 | continue; | |
794 | } | |
795 | ||
ba3d7dee ACM |
796 | handler = evsel->handler.func; |
797 | handler(trace, evsel, &sample); | |
514f1c67 ACM |
798 | } |
799 | } | |
800 | ||
efd5745e | 801 | if (trace->nr_events == before) { |
f15eb531 | 802 | if (done) |
3beb0861 | 803 | goto out_unmap_evlist; |
f15eb531 | 804 | |
514f1c67 | 805 | poll(evlist->pollfd, evlist->nr_fds, -1); |
f15eb531 NK |
806 | } |
807 | ||
808 | if (done) | |
809 | perf_evlist__disable(evlist); | |
514f1c67 ACM |
810 | |
811 | goto again; | |
812 | ||
3beb0861 NK |
813 | out_unmap_evlist: |
814 | perf_evlist__munmap(evlist); | |
815 | out_close_evlist: | |
816 | perf_evlist__close(evlist); | |
817 | out_delete_maps: | |
818 | perf_evlist__delete_maps(evlist); | |
514f1c67 ACM |
819 | out_delete_evlist: |
820 | perf_evlist__delete(evlist); | |
821 | out: | |
822 | return err; | |
823 | } | |
824 | ||
6810fc91 DA |
825 | static int trace__replay(struct trace *trace) |
826 | { | |
827 | const struct perf_evsel_str_handler handlers[] = { | |
828 | { "raw_syscalls:sys_enter", trace__sys_enter, }, | |
829 | { "raw_syscalls:sys_exit", trace__sys_exit, }, | |
830 | }; | |
831 | ||
832 | struct perf_session *session; | |
833 | int err = -1; | |
834 | ||
835 | trace->tool.sample = trace__process_sample; | |
836 | trace->tool.mmap = perf_event__process_mmap; | |
837 | trace->tool.comm = perf_event__process_comm; | |
838 | trace->tool.exit = perf_event__process_exit; | |
839 | trace->tool.fork = perf_event__process_fork; | |
840 | trace->tool.attr = perf_event__process_attr; | |
841 | trace->tool.tracing_data = perf_event__process_tracing_data; | |
842 | trace->tool.build_id = perf_event__process_build_id; | |
843 | ||
844 | trace->tool.ordered_samples = true; | |
845 | trace->tool.ordering_requires_timestamps = true; | |
846 | ||
847 | /* add tid to output */ | |
848 | trace->multiple_threads = true; | |
849 | ||
850 | if (symbol__init() < 0) | |
851 | return -1; | |
852 | ||
853 | session = perf_session__new(input_name, O_RDONLY, 0, false, | |
854 | &trace->tool); | |
855 | if (session == NULL) | |
856 | return -ENOMEM; | |
857 | ||
858 | err = perf_session__set_tracepoints_handlers(session, handlers); | |
859 | if (err) | |
860 | goto out; | |
861 | ||
862 | if (!perf_session__has_tp(session, "raw_syscalls:sys_enter")) { | |
863 | pr_err("Data file does not have raw_syscalls:sys_enter events\n"); | |
864 | goto out; | |
865 | } | |
866 | ||
867 | if (!perf_session__has_tp(session, "raw_syscalls:sys_exit")) { | |
868 | pr_err("Data file does not have raw_syscalls:sys_exit events\n"); | |
869 | goto out; | |
870 | } | |
871 | ||
872 | setup_pager(); | |
873 | ||
874 | err = perf_session__process_events(session, &trace->tool); | |
875 | if (err) | |
876 | pr_err("Failed to process events, error %d", err); | |
877 | ||
878 | out: | |
879 | perf_session__delete(session); | |
880 | ||
881 | return err; | |
882 | } | |
883 | ||
1302d88e ACM |
884 | static size_t trace__fprintf_threads_header(FILE *fp) |
885 | { | |
886 | size_t printed; | |
887 | ||
888 | printed = fprintf(fp, "\n _____________________________________________________________________\n"); | |
889 | printed += fprintf(fp," __) Summary of events (__\n\n"); | |
890 | printed += fprintf(fp," [ task - pid ] [ events ] [ ratio ] [ runtime ]\n"); | |
891 | printed += fprintf(fp," _____________________________________________________________________\n\n"); | |
892 | ||
893 | return printed; | |
894 | } | |
895 | ||
896 | static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp) | |
897 | { | |
898 | size_t printed = trace__fprintf_threads_header(fp); | |
899 | struct rb_node *nd; | |
900 | ||
901 | for (nd = rb_first(&trace->host.threads); nd; nd = rb_next(nd)) { | |
902 | struct thread *thread = rb_entry(nd, struct thread, rb_node); | |
903 | struct thread_trace *ttrace = thread->priv; | |
904 | const char *color; | |
905 | double ratio; | |
906 | ||
907 | if (ttrace == NULL) | |
908 | continue; | |
909 | ||
910 | ratio = (double)ttrace->nr_events / trace->nr_events * 100.0; | |
911 | ||
912 | color = PERF_COLOR_NORMAL; | |
913 | if (ratio > 50.0) | |
914 | color = PERF_COLOR_RED; | |
915 | else if (ratio > 25.0) | |
916 | color = PERF_COLOR_GREEN; | |
917 | else if (ratio > 5.0) | |
918 | color = PERF_COLOR_YELLOW; | |
919 | ||
920 | printed += color_fprintf(fp, color, "%20s", thread->comm); | |
38051234 | 921 | printed += fprintf(fp, " - %-5d :%11lu [", thread->tid, ttrace->nr_events); |
1302d88e ACM |
922 | printed += color_fprintf(fp, color, "%5.1f%%", ratio); |
923 | printed += fprintf(fp, " ] %10.3f ms\n", ttrace->runtime_ms); | |
924 | } | |
925 | ||
926 | return printed; | |
927 | } | |
928 | ||
ae9ed035 ACM |
929 | static int trace__set_duration(const struct option *opt, const char *str, |
930 | int unset __maybe_unused) | |
931 | { | |
932 | struct trace *trace = opt->value; | |
933 | ||
934 | trace->duration_filter = atof(str); | |
935 | return 0; | |
936 | } | |
937 | ||
c24ff998 ACM |
938 | static int trace__open_output(struct trace *trace, const char *filename) |
939 | { | |
940 | struct stat st; | |
941 | ||
942 | if (!stat(filename, &st) && st.st_size) { | |
943 | char oldname[PATH_MAX]; | |
944 | ||
945 | scnprintf(oldname, sizeof(oldname), "%s.old", filename); | |
946 | unlink(oldname); | |
947 | rename(filename, oldname); | |
948 | } | |
949 | ||
950 | trace->output = fopen(filename, "w"); | |
951 | ||
952 | return trace->output == NULL ? -errno : 0; | |
953 | } | |
954 | ||
514f1c67 ACM |
955 | int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused) |
956 | { | |
957 | const char * const trace_usage[] = { | |
f15eb531 NK |
958 | "perf trace [<options>] [<command>]", |
959 | "perf trace [<options>] -- <command> [<options>]", | |
514f1c67 ACM |
960 | NULL |
961 | }; | |
962 | struct trace trace = { | |
963 | .audit_machine = audit_detect_machine(), | |
964 | .syscalls = { | |
965 | . max = -1, | |
966 | }, | |
967 | .opts = { | |
968 | .target = { | |
969 | .uid = UINT_MAX, | |
970 | .uses_mmap = true, | |
971 | }, | |
972 | .user_freq = UINT_MAX, | |
973 | .user_interval = ULLONG_MAX, | |
974 | .no_delay = true, | |
975 | .mmap_pages = 1024, | |
976 | }, | |
c24ff998 | 977 | .output = stdout, |
514f1c67 | 978 | }; |
c24ff998 | 979 | const char *output_name = NULL; |
2ae3a312 | 980 | const char *ev_qualifier_str = NULL; |
514f1c67 | 981 | const struct option trace_options[] = { |
2ae3a312 ACM |
982 | OPT_STRING('e', "expr", &ev_qualifier_str, "expr", |
983 | "list of events to trace"), | |
c24ff998 | 984 | OPT_STRING('o', "output", &output_name, "file", "output file name"), |
6810fc91 | 985 | OPT_STRING('i', "input", &input_name, "file", "Analyze events in file"), |
514f1c67 ACM |
986 | OPT_STRING('p', "pid", &trace.opts.target.pid, "pid", |
987 | "trace events on existing process id"), | |
ac9be8ee | 988 | OPT_STRING('t', "tid", &trace.opts.target.tid, "tid", |
514f1c67 | 989 | "trace events on existing thread id"), |
ac9be8ee | 990 | OPT_BOOLEAN('a', "all-cpus", &trace.opts.target.system_wide, |
514f1c67 | 991 | "system-wide collection from all CPUs"), |
ac9be8ee | 992 | OPT_STRING('C', "cpu", &trace.opts.target.cpu_list, "cpu", |
514f1c67 | 993 | "list of cpus to monitor"), |
6810fc91 | 994 | OPT_BOOLEAN(0, "no-inherit", &trace.opts.no_inherit, |
514f1c67 | 995 | "child tasks do not inherit counters"), |
ac9be8ee | 996 | OPT_UINTEGER('m', "mmap-pages", &trace.opts.mmap_pages, |
514f1c67 | 997 | "number of mmap data pages"), |
ac9be8ee | 998 | OPT_STRING('u', "uid", &trace.opts.target.uid_str, "user", |
514f1c67 | 999 | "user to profile"), |
ae9ed035 ACM |
1000 | OPT_CALLBACK(0, "duration", &trace, "float", |
1001 | "show only events with duration > N.M ms", | |
1002 | trace__set_duration), | |
1302d88e | 1003 | OPT_BOOLEAN(0, "sched", &trace.sched, "show blocking scheduler events"), |
7c304ee0 | 1004 | OPT_INCR('v', "verbose", &verbose, "be more verbose"), |
514f1c67 ACM |
1005 | OPT_END() |
1006 | }; | |
1007 | int err; | |
32caf0d1 | 1008 | char bf[BUFSIZ]; |
514f1c67 ACM |
1009 | |
1010 | argc = parse_options(argc, argv, trace_options, trace_usage, 0); | |
514f1c67 | 1011 | |
c24ff998 ACM |
1012 | if (output_name != NULL) { |
1013 | err = trace__open_output(&trace, output_name); | |
1014 | if (err < 0) { | |
1015 | perror("failed to create output file"); | |
1016 | goto out; | |
1017 | } | |
1018 | } | |
1019 | ||
2ae3a312 | 1020 | if (ev_qualifier_str != NULL) { |
b059efdf ACM |
1021 | const char *s = ev_qualifier_str; |
1022 | ||
1023 | trace.not_ev_qualifier = *s == '!'; | |
1024 | if (trace.not_ev_qualifier) | |
1025 | ++s; | |
1026 | trace.ev_qualifier = strlist__new(true, s); | |
2ae3a312 | 1027 | if (trace.ev_qualifier == NULL) { |
c24ff998 ACM |
1028 | fputs("Not enough memory to parse event qualifier", |
1029 | trace.output); | |
1030 | err = -ENOMEM; | |
1031 | goto out_close; | |
2ae3a312 ACM |
1032 | } |
1033 | } | |
1034 | ||
32caf0d1 NK |
1035 | err = perf_target__validate(&trace.opts.target); |
1036 | if (err) { | |
1037 | perf_target__strerror(&trace.opts.target, err, bf, sizeof(bf)); | |
c24ff998 ACM |
1038 | fprintf(trace.output, "%s", bf); |
1039 | goto out_close; | |
32caf0d1 NK |
1040 | } |
1041 | ||
514f1c67 ACM |
1042 | err = perf_target__parse_uid(&trace.opts.target); |
1043 | if (err) { | |
514f1c67 | 1044 | perf_target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
c24ff998 ACM |
1045 | fprintf(trace.output, "%s", bf); |
1046 | goto out_close; | |
514f1c67 ACM |
1047 | } |
1048 | ||
f15eb531 | 1049 | if (!argc && perf_target__none(&trace.opts.target)) |
ee76120e NK |
1050 | trace.opts.target.system_wide = true; |
1051 | ||
6810fc91 DA |
1052 | if (input_name) |
1053 | err = trace__replay(&trace); | |
1054 | else | |
1055 | err = trace__run(&trace, argc, argv); | |
1302d88e ACM |
1056 | |
1057 | if (trace.sched && !err) | |
c24ff998 | 1058 | trace__fprintf_thread_summary(&trace, trace.output); |
1302d88e | 1059 | |
c24ff998 ACM |
1060 | out_close: |
1061 | if (output_name != NULL) | |
1062 | fclose(trace.output); | |
1063 | out: | |
1302d88e | 1064 | return err; |
514f1c67 | 1065 | } |