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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" |
bdc89661 | 11 | #include "util/intlist.h" |
514f1c67 | 12 | #include "util/thread_map.h" |
bf2575c1 | 13 | #include "util/stat.h" |
97978b3e | 14 | #include "trace-event.h" |
9aca7f17 | 15 | #include "util/parse-events.h" |
514f1c67 ACM |
16 | |
17 | #include <libaudit.h> | |
18 | #include <stdlib.h> | |
49af9e93 | 19 | #include <sys/eventfd.h> |
ae685380 | 20 | #include <sys/mman.h> |
f9da0b0c | 21 | #include <linux/futex.h> |
514f1c67 | 22 | |
456857bd IM |
23 | /* For older distros: */ |
24 | #ifndef MAP_STACK | |
25 | # define MAP_STACK 0x20000 | |
26 | #endif | |
27 | ||
28 | #ifndef MADV_HWPOISON | |
29 | # define MADV_HWPOISON 100 | |
30 | #endif | |
31 | ||
32 | #ifndef MADV_MERGEABLE | |
33 | # define MADV_MERGEABLE 12 | |
34 | #endif | |
35 | ||
36 | #ifndef MADV_UNMERGEABLE | |
37 | # define MADV_UNMERGEABLE 13 | |
38 | #endif | |
39 | ||
77170988 ACM |
40 | struct tp_field { |
41 | int offset; | |
42 | union { | |
43 | u64 (*integer)(struct tp_field *field, struct perf_sample *sample); | |
44 | void *(*pointer)(struct tp_field *field, struct perf_sample *sample); | |
45 | }; | |
46 | }; | |
47 | ||
48 | #define TP_UINT_FIELD(bits) \ | |
49 | static u64 tp_field__u##bits(struct tp_field *field, struct perf_sample *sample) \ | |
50 | { \ | |
51 | return *(u##bits *)(sample->raw_data + field->offset); \ | |
52 | } | |
53 | ||
54 | TP_UINT_FIELD(8); | |
55 | TP_UINT_FIELD(16); | |
56 | TP_UINT_FIELD(32); | |
57 | TP_UINT_FIELD(64); | |
58 | ||
59 | #define TP_UINT_FIELD__SWAPPED(bits) \ | |
60 | static u64 tp_field__swapped_u##bits(struct tp_field *field, struct perf_sample *sample) \ | |
61 | { \ | |
62 | u##bits value = *(u##bits *)(sample->raw_data + field->offset); \ | |
63 | return bswap_##bits(value);\ | |
64 | } | |
65 | ||
66 | TP_UINT_FIELD__SWAPPED(16); | |
67 | TP_UINT_FIELD__SWAPPED(32); | |
68 | TP_UINT_FIELD__SWAPPED(64); | |
69 | ||
70 | static int tp_field__init_uint(struct tp_field *field, | |
71 | struct format_field *format_field, | |
72 | bool needs_swap) | |
73 | { | |
74 | field->offset = format_field->offset; | |
75 | ||
76 | switch (format_field->size) { | |
77 | case 1: | |
78 | field->integer = tp_field__u8; | |
79 | break; | |
80 | case 2: | |
81 | field->integer = needs_swap ? tp_field__swapped_u16 : tp_field__u16; | |
82 | break; | |
83 | case 4: | |
84 | field->integer = needs_swap ? tp_field__swapped_u32 : tp_field__u32; | |
85 | break; | |
86 | case 8: | |
87 | field->integer = needs_swap ? tp_field__swapped_u64 : tp_field__u64; | |
88 | break; | |
89 | default: | |
90 | return -1; | |
91 | } | |
92 | ||
93 | return 0; | |
94 | } | |
95 | ||
96 | static void *tp_field__ptr(struct tp_field *field, struct perf_sample *sample) | |
97 | { | |
98 | return sample->raw_data + field->offset; | |
99 | } | |
100 | ||
101 | static int tp_field__init_ptr(struct tp_field *field, struct format_field *format_field) | |
102 | { | |
103 | field->offset = format_field->offset; | |
104 | field->pointer = tp_field__ptr; | |
105 | return 0; | |
106 | } | |
107 | ||
108 | struct syscall_tp { | |
109 | struct tp_field id; | |
110 | union { | |
111 | struct tp_field args, ret; | |
112 | }; | |
113 | }; | |
114 | ||
115 | static int perf_evsel__init_tp_uint_field(struct perf_evsel *evsel, | |
116 | struct tp_field *field, | |
117 | const char *name) | |
118 | { | |
119 | struct format_field *format_field = perf_evsel__field(evsel, name); | |
120 | ||
121 | if (format_field == NULL) | |
122 | return -1; | |
123 | ||
124 | return tp_field__init_uint(field, format_field, evsel->needs_swap); | |
125 | } | |
126 | ||
127 | #define perf_evsel__init_sc_tp_uint_field(evsel, name) \ | |
128 | ({ struct syscall_tp *sc = evsel->priv;\ | |
129 | perf_evsel__init_tp_uint_field(evsel, &sc->name, #name); }) | |
130 | ||
131 | static int perf_evsel__init_tp_ptr_field(struct perf_evsel *evsel, | |
132 | struct tp_field *field, | |
133 | const char *name) | |
134 | { | |
135 | struct format_field *format_field = perf_evsel__field(evsel, name); | |
136 | ||
137 | if (format_field == NULL) | |
138 | return -1; | |
139 | ||
140 | return tp_field__init_ptr(field, format_field); | |
141 | } | |
142 | ||
143 | #define perf_evsel__init_sc_tp_ptr_field(evsel, name) \ | |
144 | ({ struct syscall_tp *sc = evsel->priv;\ | |
145 | perf_evsel__init_tp_ptr_field(evsel, &sc->name, #name); }) | |
146 | ||
147 | static void perf_evsel__delete_priv(struct perf_evsel *evsel) | |
148 | { | |
04662523 | 149 | zfree(&evsel->priv); |
77170988 ACM |
150 | perf_evsel__delete(evsel); |
151 | } | |
152 | ||
96695d44 NK |
153 | static int perf_evsel__init_syscall_tp(struct perf_evsel *evsel, void *handler) |
154 | { | |
155 | evsel->priv = malloc(sizeof(struct syscall_tp)); | |
156 | if (evsel->priv != NULL) { | |
157 | if (perf_evsel__init_sc_tp_uint_field(evsel, id)) | |
158 | goto out_delete; | |
159 | ||
160 | evsel->handler = handler; | |
161 | return 0; | |
162 | } | |
163 | ||
164 | return -ENOMEM; | |
165 | ||
166 | out_delete: | |
04662523 | 167 | zfree(&evsel->priv); |
96695d44 NK |
168 | return -ENOENT; |
169 | } | |
170 | ||
ef503831 | 171 | static struct perf_evsel *perf_evsel__syscall_newtp(const char *direction, void *handler) |
77170988 | 172 | { |
ef503831 | 173 | struct perf_evsel *evsel = perf_evsel__newtp("raw_syscalls", direction); |
77170988 | 174 | |
9aca7f17 DA |
175 | /* older kernel (e.g., RHEL6) use syscalls:{enter,exit} */ |
176 | if (evsel == NULL) | |
177 | evsel = perf_evsel__newtp("syscalls", direction); | |
178 | ||
77170988 | 179 | if (evsel) { |
96695d44 | 180 | if (perf_evsel__init_syscall_tp(evsel, handler)) |
77170988 | 181 | goto out_delete; |
77170988 ACM |
182 | } |
183 | ||
184 | return evsel; | |
185 | ||
186 | out_delete: | |
187 | perf_evsel__delete_priv(evsel); | |
188 | return NULL; | |
189 | } | |
190 | ||
191 | #define perf_evsel__sc_tp_uint(evsel, name, sample) \ | |
192 | ({ struct syscall_tp *fields = evsel->priv; \ | |
193 | fields->name.integer(&fields->name, sample); }) | |
194 | ||
195 | #define perf_evsel__sc_tp_ptr(evsel, name, sample) \ | |
196 | ({ struct syscall_tp *fields = evsel->priv; \ | |
197 | fields->name.pointer(&fields->name, sample); }) | |
198 | ||
199 | static int perf_evlist__add_syscall_newtp(struct perf_evlist *evlist, | |
200 | void *sys_enter_handler, | |
201 | void *sys_exit_handler) | |
202 | { | |
203 | int ret = -1; | |
77170988 ACM |
204 | struct perf_evsel *sys_enter, *sys_exit; |
205 | ||
ef503831 | 206 | sys_enter = perf_evsel__syscall_newtp("sys_enter", sys_enter_handler); |
77170988 ACM |
207 | if (sys_enter == NULL) |
208 | goto out; | |
209 | ||
210 | if (perf_evsel__init_sc_tp_ptr_field(sys_enter, args)) | |
211 | goto out_delete_sys_enter; | |
212 | ||
ef503831 | 213 | sys_exit = perf_evsel__syscall_newtp("sys_exit", sys_exit_handler); |
77170988 ACM |
214 | if (sys_exit == NULL) |
215 | goto out_delete_sys_enter; | |
216 | ||
217 | if (perf_evsel__init_sc_tp_uint_field(sys_exit, ret)) | |
218 | goto out_delete_sys_exit; | |
219 | ||
220 | perf_evlist__add(evlist, sys_enter); | |
221 | perf_evlist__add(evlist, sys_exit); | |
222 | ||
223 | ret = 0; | |
224 | out: | |
225 | return ret; | |
226 | ||
227 | out_delete_sys_exit: | |
228 | perf_evsel__delete_priv(sys_exit); | |
229 | out_delete_sys_enter: | |
230 | perf_evsel__delete_priv(sys_enter); | |
231 | goto out; | |
232 | } | |
233 | ||
234 | ||
01533e97 ACM |
235 | struct syscall_arg { |
236 | unsigned long val; | |
75b757ca ACM |
237 | struct thread *thread; |
238 | struct trace *trace; | |
1f115cb7 | 239 | void *parm; |
01533e97 ACM |
240 | u8 idx; |
241 | u8 mask; | |
242 | }; | |
243 | ||
1f115cb7 | 244 | struct strarray { |
03e3adc9 | 245 | int offset; |
1f115cb7 ACM |
246 | int nr_entries; |
247 | const char **entries; | |
248 | }; | |
249 | ||
250 | #define DEFINE_STRARRAY(array) struct strarray strarray__##array = { \ | |
251 | .nr_entries = ARRAY_SIZE(array), \ | |
252 | .entries = array, \ | |
253 | } | |
254 | ||
03e3adc9 ACM |
255 | #define DEFINE_STRARRAY_OFFSET(array, off) struct strarray strarray__##array = { \ |
256 | .offset = off, \ | |
257 | .nr_entries = ARRAY_SIZE(array), \ | |
258 | .entries = array, \ | |
259 | } | |
260 | ||
975b7c2f ACM |
261 | static size_t __syscall_arg__scnprintf_strarray(char *bf, size_t size, |
262 | const char *intfmt, | |
263 | struct syscall_arg *arg) | |
1f115cb7 | 264 | { |
1f115cb7 | 265 | struct strarray *sa = arg->parm; |
03e3adc9 | 266 | int idx = arg->val - sa->offset; |
1f115cb7 ACM |
267 | |
268 | if (idx < 0 || idx >= sa->nr_entries) | |
975b7c2f | 269 | return scnprintf(bf, size, intfmt, arg->val); |
1f115cb7 ACM |
270 | |
271 | return scnprintf(bf, size, "%s", sa->entries[idx]); | |
272 | } | |
273 | ||
975b7c2f ACM |
274 | static size_t syscall_arg__scnprintf_strarray(char *bf, size_t size, |
275 | struct syscall_arg *arg) | |
276 | { | |
277 | return __syscall_arg__scnprintf_strarray(bf, size, "%d", arg); | |
278 | } | |
279 | ||
1f115cb7 ACM |
280 | #define SCA_STRARRAY syscall_arg__scnprintf_strarray |
281 | ||
78645cf3 ACM |
282 | static size_t syscall_arg__scnprintf_strhexarray(char *bf, size_t size, |
283 | struct syscall_arg *arg) | |
284 | { | |
285 | return __syscall_arg__scnprintf_strarray(bf, size, "%#x", arg); | |
286 | } | |
287 | ||
288 | #define SCA_STRHEXARRAY syscall_arg__scnprintf_strhexarray | |
289 | ||
75b757ca ACM |
290 | static size_t syscall_arg__scnprintf_fd(char *bf, size_t size, |
291 | struct syscall_arg *arg); | |
292 | ||
293 | #define SCA_FD syscall_arg__scnprintf_fd | |
294 | ||
295 | static size_t syscall_arg__scnprintf_fd_at(char *bf, size_t size, | |
296 | struct syscall_arg *arg) | |
297 | { | |
298 | int fd = arg->val; | |
299 | ||
300 | if (fd == AT_FDCWD) | |
301 | return scnprintf(bf, size, "CWD"); | |
302 | ||
303 | return syscall_arg__scnprintf_fd(bf, size, arg); | |
304 | } | |
305 | ||
306 | #define SCA_FDAT syscall_arg__scnprintf_fd_at | |
307 | ||
308 | static size_t syscall_arg__scnprintf_close_fd(char *bf, size_t size, | |
309 | struct syscall_arg *arg); | |
310 | ||
311 | #define SCA_CLOSE_FD syscall_arg__scnprintf_close_fd | |
312 | ||
6e7eeb51 | 313 | static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, |
01533e97 | 314 | struct syscall_arg *arg) |
13d4ff3e | 315 | { |
01533e97 | 316 | return scnprintf(bf, size, "%#lx", arg->val); |
13d4ff3e ACM |
317 | } |
318 | ||
beccb2b5 ACM |
319 | #define SCA_HEX syscall_arg__scnprintf_hex |
320 | ||
6e7eeb51 | 321 | static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, |
01533e97 | 322 | struct syscall_arg *arg) |
ae685380 | 323 | { |
01533e97 | 324 | int printed = 0, prot = arg->val; |
ae685380 ACM |
325 | |
326 | if (prot == PROT_NONE) | |
327 | return scnprintf(bf, size, "NONE"); | |
328 | #define P_MMAP_PROT(n) \ | |
329 | if (prot & PROT_##n) { \ | |
330 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
331 | prot &= ~PROT_##n; \ | |
332 | } | |
333 | ||
334 | P_MMAP_PROT(EXEC); | |
335 | P_MMAP_PROT(READ); | |
336 | P_MMAP_PROT(WRITE); | |
337 | #ifdef PROT_SEM | |
338 | P_MMAP_PROT(SEM); | |
339 | #endif | |
340 | P_MMAP_PROT(GROWSDOWN); | |
341 | P_MMAP_PROT(GROWSUP); | |
342 | #undef P_MMAP_PROT | |
343 | ||
344 | if (prot) | |
345 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot); | |
346 | ||
347 | return printed; | |
348 | } | |
349 | ||
350 | #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot | |
351 | ||
6e7eeb51 | 352 | static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, |
01533e97 | 353 | struct syscall_arg *arg) |
941557e0 | 354 | { |
01533e97 | 355 | int printed = 0, flags = arg->val; |
941557e0 ACM |
356 | |
357 | #define P_MMAP_FLAG(n) \ | |
358 | if (flags & MAP_##n) { \ | |
359 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
360 | flags &= ~MAP_##n; \ | |
361 | } | |
362 | ||
363 | P_MMAP_FLAG(SHARED); | |
364 | P_MMAP_FLAG(PRIVATE); | |
41817815 | 365 | #ifdef MAP_32BIT |
941557e0 | 366 | P_MMAP_FLAG(32BIT); |
41817815 | 367 | #endif |
941557e0 ACM |
368 | P_MMAP_FLAG(ANONYMOUS); |
369 | P_MMAP_FLAG(DENYWRITE); | |
370 | P_MMAP_FLAG(EXECUTABLE); | |
371 | P_MMAP_FLAG(FILE); | |
372 | P_MMAP_FLAG(FIXED); | |
373 | P_MMAP_FLAG(GROWSDOWN); | |
f2935f3e | 374 | #ifdef MAP_HUGETLB |
941557e0 | 375 | P_MMAP_FLAG(HUGETLB); |
f2935f3e | 376 | #endif |
941557e0 ACM |
377 | P_MMAP_FLAG(LOCKED); |
378 | P_MMAP_FLAG(NONBLOCK); | |
379 | P_MMAP_FLAG(NORESERVE); | |
380 | P_MMAP_FLAG(POPULATE); | |
381 | P_MMAP_FLAG(STACK); | |
382 | #ifdef MAP_UNINITIALIZED | |
383 | P_MMAP_FLAG(UNINITIALIZED); | |
384 | #endif | |
385 | #undef P_MMAP_FLAG | |
386 | ||
387 | if (flags) | |
388 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
389 | ||
390 | return printed; | |
391 | } | |
392 | ||
393 | #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags | |
394 | ||
6e7eeb51 | 395 | static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, |
01533e97 | 396 | struct syscall_arg *arg) |
9e9716d1 | 397 | { |
01533e97 | 398 | int behavior = arg->val; |
9e9716d1 ACM |
399 | |
400 | switch (behavior) { | |
401 | #define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n) | |
402 | P_MADV_BHV(NORMAL); | |
403 | P_MADV_BHV(RANDOM); | |
404 | P_MADV_BHV(SEQUENTIAL); | |
405 | P_MADV_BHV(WILLNEED); | |
406 | P_MADV_BHV(DONTNEED); | |
407 | P_MADV_BHV(REMOVE); | |
408 | P_MADV_BHV(DONTFORK); | |
409 | P_MADV_BHV(DOFORK); | |
410 | P_MADV_BHV(HWPOISON); | |
411 | #ifdef MADV_SOFT_OFFLINE | |
412 | P_MADV_BHV(SOFT_OFFLINE); | |
413 | #endif | |
414 | P_MADV_BHV(MERGEABLE); | |
415 | P_MADV_BHV(UNMERGEABLE); | |
f2935f3e | 416 | #ifdef MADV_HUGEPAGE |
9e9716d1 | 417 | P_MADV_BHV(HUGEPAGE); |
f2935f3e DA |
418 | #endif |
419 | #ifdef MADV_NOHUGEPAGE | |
9e9716d1 | 420 | P_MADV_BHV(NOHUGEPAGE); |
f2935f3e | 421 | #endif |
9e9716d1 ACM |
422 | #ifdef MADV_DONTDUMP |
423 | P_MADV_BHV(DONTDUMP); | |
424 | #endif | |
425 | #ifdef MADV_DODUMP | |
426 | P_MADV_BHV(DODUMP); | |
427 | #endif | |
428 | #undef P_MADV_PHV | |
429 | default: break; | |
430 | } | |
431 | ||
432 | return scnprintf(bf, size, "%#x", behavior); | |
433 | } | |
434 | ||
435 | #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior | |
436 | ||
5cea6ff2 ACM |
437 | static size_t syscall_arg__scnprintf_flock(char *bf, size_t size, |
438 | struct syscall_arg *arg) | |
439 | { | |
440 | int printed = 0, op = arg->val; | |
441 | ||
442 | if (op == 0) | |
443 | return scnprintf(bf, size, "NONE"); | |
444 | #define P_CMD(cmd) \ | |
445 | if ((op & LOCK_##cmd) == LOCK_##cmd) { \ | |
446 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #cmd); \ | |
447 | op &= ~LOCK_##cmd; \ | |
448 | } | |
449 | ||
450 | P_CMD(SH); | |
451 | P_CMD(EX); | |
452 | P_CMD(NB); | |
453 | P_CMD(UN); | |
454 | P_CMD(MAND); | |
455 | P_CMD(RW); | |
456 | P_CMD(READ); | |
457 | P_CMD(WRITE); | |
458 | #undef P_OP | |
459 | ||
460 | if (op) | |
461 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", op); | |
462 | ||
463 | return printed; | |
464 | } | |
465 | ||
466 | #define SCA_FLOCK syscall_arg__scnprintf_flock | |
467 | ||
01533e97 | 468 | static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct syscall_arg *arg) |
f9da0b0c ACM |
469 | { |
470 | enum syscall_futex_args { | |
471 | SCF_UADDR = (1 << 0), | |
472 | SCF_OP = (1 << 1), | |
473 | SCF_VAL = (1 << 2), | |
474 | SCF_TIMEOUT = (1 << 3), | |
475 | SCF_UADDR2 = (1 << 4), | |
476 | SCF_VAL3 = (1 << 5), | |
477 | }; | |
01533e97 | 478 | int op = arg->val; |
f9da0b0c ACM |
479 | int cmd = op & FUTEX_CMD_MASK; |
480 | size_t printed = 0; | |
481 | ||
482 | switch (cmd) { | |
483 | #define P_FUTEX_OP(n) case FUTEX_##n: printed = scnprintf(bf, size, #n); | |
01533e97 ACM |
484 | P_FUTEX_OP(WAIT); arg->mask |= SCF_VAL3|SCF_UADDR2; break; |
485 | P_FUTEX_OP(WAKE); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; | |
486 | P_FUTEX_OP(FD); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; | |
487 | P_FUTEX_OP(REQUEUE); arg->mask |= SCF_VAL3|SCF_TIMEOUT; break; | |
488 | P_FUTEX_OP(CMP_REQUEUE); arg->mask |= SCF_TIMEOUT; break; | |
489 | P_FUTEX_OP(CMP_REQUEUE_PI); arg->mask |= SCF_TIMEOUT; break; | |
f9da0b0c | 490 | P_FUTEX_OP(WAKE_OP); break; |
01533e97 ACM |
491 | P_FUTEX_OP(LOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; |
492 | P_FUTEX_OP(UNLOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; | |
493 | P_FUTEX_OP(TRYLOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2; break; | |
494 | P_FUTEX_OP(WAIT_BITSET); arg->mask |= SCF_UADDR2; break; | |
495 | P_FUTEX_OP(WAKE_BITSET); arg->mask |= SCF_UADDR2; break; | |
f9da0b0c ACM |
496 | P_FUTEX_OP(WAIT_REQUEUE_PI); break; |
497 | default: printed = scnprintf(bf, size, "%#x", cmd); break; | |
498 | } | |
499 | ||
500 | if (op & FUTEX_PRIVATE_FLAG) | |
501 | printed += scnprintf(bf + printed, size - printed, "|PRIV"); | |
502 | ||
503 | if (op & FUTEX_CLOCK_REALTIME) | |
504 | printed += scnprintf(bf + printed, size - printed, "|CLKRT"); | |
505 | ||
506 | return printed; | |
507 | } | |
508 | ||
efe6b882 ACM |
509 | #define SCA_FUTEX_OP syscall_arg__scnprintf_futex_op |
510 | ||
03e3adc9 ACM |
511 | static const char *epoll_ctl_ops[] = { "ADD", "DEL", "MOD", }; |
512 | static DEFINE_STRARRAY_OFFSET(epoll_ctl_ops, 1); | |
eac032c5 | 513 | |
1f115cb7 ACM |
514 | static const char *itimers[] = { "REAL", "VIRTUAL", "PROF", }; |
515 | static DEFINE_STRARRAY(itimers); | |
516 | ||
efe6b882 ACM |
517 | static const char *whences[] = { "SET", "CUR", "END", |
518 | #ifdef SEEK_DATA | |
519 | "DATA", | |
520 | #endif | |
521 | #ifdef SEEK_HOLE | |
522 | "HOLE", | |
523 | #endif | |
524 | }; | |
525 | static DEFINE_STRARRAY(whences); | |
f9da0b0c | 526 | |
80f587d5 ACM |
527 | static const char *fcntl_cmds[] = { |
528 | "DUPFD", "GETFD", "SETFD", "GETFL", "SETFL", "GETLK", "SETLK", | |
529 | "SETLKW", "SETOWN", "GETOWN", "SETSIG", "GETSIG", "F_GETLK64", | |
530 | "F_SETLK64", "F_SETLKW64", "F_SETOWN_EX", "F_GETOWN_EX", | |
531 | "F_GETOWNER_UIDS", | |
532 | }; | |
533 | static DEFINE_STRARRAY(fcntl_cmds); | |
534 | ||
c045bf02 ACM |
535 | static const char *rlimit_resources[] = { |
536 | "CPU", "FSIZE", "DATA", "STACK", "CORE", "RSS", "NPROC", "NOFILE", | |
537 | "MEMLOCK", "AS", "LOCKS", "SIGPENDING", "MSGQUEUE", "NICE", "RTPRIO", | |
538 | "RTTIME", | |
539 | }; | |
540 | static DEFINE_STRARRAY(rlimit_resources); | |
541 | ||
eb5b1b14 ACM |
542 | static const char *sighow[] = { "BLOCK", "UNBLOCK", "SETMASK", }; |
543 | static DEFINE_STRARRAY(sighow); | |
544 | ||
4f8c1b74 DA |
545 | static const char *clockid[] = { |
546 | "REALTIME", "MONOTONIC", "PROCESS_CPUTIME_ID", "THREAD_CPUTIME_ID", | |
547 | "MONOTONIC_RAW", "REALTIME_COARSE", "MONOTONIC_COARSE", | |
548 | }; | |
549 | static DEFINE_STRARRAY(clockid); | |
550 | ||
e10bce81 ACM |
551 | static const char *socket_families[] = { |
552 | "UNSPEC", "LOCAL", "INET", "AX25", "IPX", "APPLETALK", "NETROM", | |
553 | "BRIDGE", "ATMPVC", "X25", "INET6", "ROSE", "DECnet", "NETBEUI", | |
554 | "SECURITY", "KEY", "NETLINK", "PACKET", "ASH", "ECONET", "ATMSVC", | |
555 | "RDS", "SNA", "IRDA", "PPPOX", "WANPIPE", "LLC", "IB", "CAN", "TIPC", | |
556 | "BLUETOOTH", "IUCV", "RXRPC", "ISDN", "PHONET", "IEEE802154", "CAIF", | |
557 | "ALG", "NFC", "VSOCK", | |
558 | }; | |
559 | static DEFINE_STRARRAY(socket_families); | |
560 | ||
a28b24b2 ACM |
561 | #ifndef SOCK_TYPE_MASK |
562 | #define SOCK_TYPE_MASK 0xf | |
563 | #endif | |
564 | ||
565 | static size_t syscall_arg__scnprintf_socket_type(char *bf, size_t size, | |
566 | struct syscall_arg *arg) | |
567 | { | |
568 | size_t printed; | |
569 | int type = arg->val, | |
570 | flags = type & ~SOCK_TYPE_MASK; | |
571 | ||
572 | type &= SOCK_TYPE_MASK; | |
573 | /* | |
574 | * Can't use a strarray, MIPS may override for ABI reasons. | |
575 | */ | |
576 | switch (type) { | |
577 | #define P_SK_TYPE(n) case SOCK_##n: printed = scnprintf(bf, size, #n); break; | |
578 | P_SK_TYPE(STREAM); | |
579 | P_SK_TYPE(DGRAM); | |
580 | P_SK_TYPE(RAW); | |
581 | P_SK_TYPE(RDM); | |
582 | P_SK_TYPE(SEQPACKET); | |
583 | P_SK_TYPE(DCCP); | |
584 | P_SK_TYPE(PACKET); | |
585 | #undef P_SK_TYPE | |
586 | default: | |
587 | printed = scnprintf(bf, size, "%#x", type); | |
588 | } | |
589 | ||
590 | #define P_SK_FLAG(n) \ | |
591 | if (flags & SOCK_##n) { \ | |
592 | printed += scnprintf(bf + printed, size - printed, "|%s", #n); \ | |
593 | flags &= ~SOCK_##n; \ | |
594 | } | |
595 | ||
596 | P_SK_FLAG(CLOEXEC); | |
597 | P_SK_FLAG(NONBLOCK); | |
598 | #undef P_SK_FLAG | |
599 | ||
600 | if (flags) | |
601 | printed += scnprintf(bf + printed, size - printed, "|%#x", flags); | |
602 | ||
603 | return printed; | |
604 | } | |
605 | ||
606 | #define SCA_SK_TYPE syscall_arg__scnprintf_socket_type | |
607 | ||
b2cc99fd ACM |
608 | #ifndef MSG_PROBE |
609 | #define MSG_PROBE 0x10 | |
610 | #endif | |
b6e8f8f4 DA |
611 | #ifndef MSG_WAITFORONE |
612 | #define MSG_WAITFORONE 0x10000 | |
613 | #endif | |
b2cc99fd ACM |
614 | #ifndef MSG_SENDPAGE_NOTLAST |
615 | #define MSG_SENDPAGE_NOTLAST 0x20000 | |
616 | #endif | |
617 | #ifndef MSG_FASTOPEN | |
618 | #define MSG_FASTOPEN 0x20000000 | |
619 | #endif | |
620 | ||
621 | static size_t syscall_arg__scnprintf_msg_flags(char *bf, size_t size, | |
622 | struct syscall_arg *arg) | |
623 | { | |
624 | int printed = 0, flags = arg->val; | |
625 | ||
626 | if (flags == 0) | |
627 | return scnprintf(bf, size, "NONE"); | |
628 | #define P_MSG_FLAG(n) \ | |
629 | if (flags & MSG_##n) { \ | |
630 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
631 | flags &= ~MSG_##n; \ | |
632 | } | |
633 | ||
634 | P_MSG_FLAG(OOB); | |
635 | P_MSG_FLAG(PEEK); | |
636 | P_MSG_FLAG(DONTROUTE); | |
637 | P_MSG_FLAG(TRYHARD); | |
638 | P_MSG_FLAG(CTRUNC); | |
639 | P_MSG_FLAG(PROBE); | |
640 | P_MSG_FLAG(TRUNC); | |
641 | P_MSG_FLAG(DONTWAIT); | |
642 | P_MSG_FLAG(EOR); | |
643 | P_MSG_FLAG(WAITALL); | |
644 | P_MSG_FLAG(FIN); | |
645 | P_MSG_FLAG(SYN); | |
646 | P_MSG_FLAG(CONFIRM); | |
647 | P_MSG_FLAG(RST); | |
648 | P_MSG_FLAG(ERRQUEUE); | |
649 | P_MSG_FLAG(NOSIGNAL); | |
650 | P_MSG_FLAG(MORE); | |
651 | P_MSG_FLAG(WAITFORONE); | |
652 | P_MSG_FLAG(SENDPAGE_NOTLAST); | |
653 | P_MSG_FLAG(FASTOPEN); | |
654 | P_MSG_FLAG(CMSG_CLOEXEC); | |
655 | #undef P_MSG_FLAG | |
656 | ||
657 | if (flags) | |
658 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
659 | ||
660 | return printed; | |
661 | } | |
662 | ||
663 | #define SCA_MSG_FLAGS syscall_arg__scnprintf_msg_flags | |
664 | ||
51108999 ACM |
665 | static size_t syscall_arg__scnprintf_access_mode(char *bf, size_t size, |
666 | struct syscall_arg *arg) | |
667 | { | |
668 | size_t printed = 0; | |
669 | int mode = arg->val; | |
670 | ||
671 | if (mode == F_OK) /* 0 */ | |
672 | return scnprintf(bf, size, "F"); | |
673 | #define P_MODE(n) \ | |
674 | if (mode & n##_OK) { \ | |
675 | printed += scnprintf(bf + printed, size - printed, "%s", #n); \ | |
676 | mode &= ~n##_OK; \ | |
677 | } | |
678 | ||
679 | P_MODE(R); | |
680 | P_MODE(W); | |
681 | P_MODE(X); | |
682 | #undef P_MODE | |
683 | ||
684 | if (mode) | |
685 | printed += scnprintf(bf + printed, size - printed, "|%#x", mode); | |
686 | ||
687 | return printed; | |
688 | } | |
689 | ||
690 | #define SCA_ACCMODE syscall_arg__scnprintf_access_mode | |
691 | ||
be65a89a | 692 | static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, |
01533e97 | 693 | struct syscall_arg *arg) |
be65a89a | 694 | { |
01533e97 | 695 | int printed = 0, flags = arg->val; |
be65a89a ACM |
696 | |
697 | if (!(flags & O_CREAT)) | |
01533e97 | 698 | arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */ |
be65a89a ACM |
699 | |
700 | if (flags == 0) | |
701 | return scnprintf(bf, size, "RDONLY"); | |
702 | #define P_FLAG(n) \ | |
703 | if (flags & O_##n) { \ | |
704 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
705 | flags &= ~O_##n; \ | |
706 | } | |
707 | ||
708 | P_FLAG(APPEND); | |
709 | P_FLAG(ASYNC); | |
710 | P_FLAG(CLOEXEC); | |
711 | P_FLAG(CREAT); | |
712 | P_FLAG(DIRECT); | |
713 | P_FLAG(DIRECTORY); | |
714 | P_FLAG(EXCL); | |
715 | P_FLAG(LARGEFILE); | |
716 | P_FLAG(NOATIME); | |
717 | P_FLAG(NOCTTY); | |
718 | #ifdef O_NONBLOCK | |
719 | P_FLAG(NONBLOCK); | |
720 | #elif O_NDELAY | |
721 | P_FLAG(NDELAY); | |
722 | #endif | |
723 | #ifdef O_PATH | |
724 | P_FLAG(PATH); | |
725 | #endif | |
726 | P_FLAG(RDWR); | |
727 | #ifdef O_DSYNC | |
728 | if ((flags & O_SYNC) == O_SYNC) | |
729 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC"); | |
730 | else { | |
731 | P_FLAG(DSYNC); | |
732 | } | |
733 | #else | |
734 | P_FLAG(SYNC); | |
735 | #endif | |
736 | P_FLAG(TRUNC); | |
737 | P_FLAG(WRONLY); | |
738 | #undef P_FLAG | |
739 | ||
740 | if (flags) | |
741 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
742 | ||
743 | return printed; | |
744 | } | |
745 | ||
746 | #define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags | |
747 | ||
49af9e93 ACM |
748 | static size_t syscall_arg__scnprintf_eventfd_flags(char *bf, size_t size, |
749 | struct syscall_arg *arg) | |
750 | { | |
751 | int printed = 0, flags = arg->val; | |
752 | ||
753 | if (flags == 0) | |
754 | return scnprintf(bf, size, "NONE"); | |
755 | #define P_FLAG(n) \ | |
756 | if (flags & EFD_##n) { \ | |
757 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
758 | flags &= ~EFD_##n; \ | |
759 | } | |
760 | ||
761 | P_FLAG(SEMAPHORE); | |
762 | P_FLAG(CLOEXEC); | |
763 | P_FLAG(NONBLOCK); | |
764 | #undef P_FLAG | |
765 | ||
766 | if (flags) | |
767 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
768 | ||
769 | return printed; | |
770 | } | |
771 | ||
772 | #define SCA_EFD_FLAGS syscall_arg__scnprintf_eventfd_flags | |
773 | ||
46cce19b ACM |
774 | static size_t syscall_arg__scnprintf_pipe_flags(char *bf, size_t size, |
775 | struct syscall_arg *arg) | |
776 | { | |
777 | int printed = 0, flags = arg->val; | |
778 | ||
779 | #define P_FLAG(n) \ | |
780 | if (flags & O_##n) { \ | |
781 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
782 | flags &= ~O_##n; \ | |
783 | } | |
784 | ||
785 | P_FLAG(CLOEXEC); | |
786 | P_FLAG(NONBLOCK); | |
787 | #undef P_FLAG | |
788 | ||
789 | if (flags) | |
790 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
791 | ||
792 | return printed; | |
793 | } | |
794 | ||
795 | #define SCA_PIPE_FLAGS syscall_arg__scnprintf_pipe_flags | |
796 | ||
8bad5b0a ACM |
797 | static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg) |
798 | { | |
799 | int sig = arg->val; | |
800 | ||
801 | switch (sig) { | |
802 | #define P_SIGNUM(n) case SIG##n: return scnprintf(bf, size, #n) | |
803 | P_SIGNUM(HUP); | |
804 | P_SIGNUM(INT); | |
805 | P_SIGNUM(QUIT); | |
806 | P_SIGNUM(ILL); | |
807 | P_SIGNUM(TRAP); | |
808 | P_SIGNUM(ABRT); | |
809 | P_SIGNUM(BUS); | |
810 | P_SIGNUM(FPE); | |
811 | P_SIGNUM(KILL); | |
812 | P_SIGNUM(USR1); | |
813 | P_SIGNUM(SEGV); | |
814 | P_SIGNUM(USR2); | |
815 | P_SIGNUM(PIPE); | |
816 | P_SIGNUM(ALRM); | |
817 | P_SIGNUM(TERM); | |
818 | P_SIGNUM(STKFLT); | |
819 | P_SIGNUM(CHLD); | |
820 | P_SIGNUM(CONT); | |
821 | P_SIGNUM(STOP); | |
822 | P_SIGNUM(TSTP); | |
823 | P_SIGNUM(TTIN); | |
824 | P_SIGNUM(TTOU); | |
825 | P_SIGNUM(URG); | |
826 | P_SIGNUM(XCPU); | |
827 | P_SIGNUM(XFSZ); | |
828 | P_SIGNUM(VTALRM); | |
829 | P_SIGNUM(PROF); | |
830 | P_SIGNUM(WINCH); | |
831 | P_SIGNUM(IO); | |
832 | P_SIGNUM(PWR); | |
833 | P_SIGNUM(SYS); | |
834 | default: break; | |
835 | } | |
836 | ||
837 | return scnprintf(bf, size, "%#x", sig); | |
838 | } | |
839 | ||
840 | #define SCA_SIGNUM syscall_arg__scnprintf_signum | |
841 | ||
78645cf3 ACM |
842 | #define TCGETS 0x5401 |
843 | ||
844 | static const char *tioctls[] = { | |
845 | "TCGETS", "TCSETS", "TCSETSW", "TCSETSF", "TCGETA", "TCSETA", "TCSETAW", | |
846 | "TCSETAF", "TCSBRK", "TCXONC", "TCFLSH", "TIOCEXCL", "TIOCNXCL", | |
847 | "TIOCSCTTY", "TIOCGPGRP", "TIOCSPGRP", "TIOCOUTQ", "TIOCSTI", | |
848 | "TIOCGWINSZ", "TIOCSWINSZ", "TIOCMGET", "TIOCMBIS", "TIOCMBIC", | |
849 | "TIOCMSET", "TIOCGSOFTCAR", "TIOCSSOFTCAR", "FIONREAD", "TIOCLINUX", | |
850 | "TIOCCONS", "TIOCGSERIAL", "TIOCSSERIAL", "TIOCPKT", "FIONBIO", | |
851 | "TIOCNOTTY", "TIOCSETD", "TIOCGETD", "TCSBRKP", [0x27] = "TIOCSBRK", | |
852 | "TIOCCBRK", "TIOCGSID", "TCGETS2", "TCSETS2", "TCSETSW2", "TCSETSF2", | |
853 | "TIOCGRS485", "TIOCSRS485", "TIOCGPTN", "TIOCSPTLCK", | |
854 | "TIOCGDEV||TCGETX", "TCSETX", "TCSETXF", "TCSETXW", "TIOCSIG", | |
855 | "TIOCVHANGUP", "TIOCGPKT", "TIOCGPTLCK", "TIOCGEXCL", | |
856 | [0x50] = "FIONCLEX", "FIOCLEX", "FIOASYNC", "TIOCSERCONFIG", | |
857 | "TIOCSERGWILD", "TIOCSERSWILD", "TIOCGLCKTRMIOS", "TIOCSLCKTRMIOS", | |
858 | "TIOCSERGSTRUCT", "TIOCSERGETLSR", "TIOCSERGETMULTI", "TIOCSERSETMULTI", | |
859 | "TIOCMIWAIT", "TIOCGICOUNT", [0x60] = "FIOQSIZE", | |
860 | }; | |
861 | ||
862 | static DEFINE_STRARRAY_OFFSET(tioctls, 0x5401); | |
863 | ||
453350dd ACM |
864 | #define STRARRAY(arg, name, array) \ |
865 | .arg_scnprintf = { [arg] = SCA_STRARRAY, }, \ | |
866 | .arg_parm = { [arg] = &strarray__##array, } | |
867 | ||
514f1c67 ACM |
868 | static struct syscall_fmt { |
869 | const char *name; | |
aec1930b | 870 | const char *alias; |
01533e97 | 871 | size_t (*arg_scnprintf[6])(char *bf, size_t size, struct syscall_arg *arg); |
1f115cb7 | 872 | void *arg_parm[6]; |
514f1c67 ACM |
873 | bool errmsg; |
874 | bool timeout; | |
04b34729 | 875 | bool hexret; |
514f1c67 | 876 | } syscall_fmts[] = { |
51108999 ACM |
877 | { .name = "access", .errmsg = true, |
878 | .arg_scnprintf = { [1] = SCA_ACCMODE, /* mode */ }, }, | |
aec1930b | 879 | { .name = "arch_prctl", .errmsg = true, .alias = "prctl", }, |
beccb2b5 ACM |
880 | { .name = "brk", .hexret = true, |
881 | .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, }, | |
4f8c1b74 | 882 | { .name = "clock_gettime", .errmsg = true, STRARRAY(0, clk_id, clockid), }, |
75b757ca ACM |
883 | { .name = "close", .errmsg = true, |
884 | .arg_scnprintf = { [0] = SCA_CLOSE_FD, /* fd */ }, }, | |
a14bb860 | 885 | { .name = "connect", .errmsg = true, }, |
75b757ca ACM |
886 | { .name = "dup", .errmsg = true, |
887 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
888 | { .name = "dup2", .errmsg = true, | |
889 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
890 | { .name = "dup3", .errmsg = true, | |
891 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
453350dd | 892 | { .name = "epoll_ctl", .errmsg = true, STRARRAY(1, op, epoll_ctl_ops), }, |
49af9e93 ACM |
893 | { .name = "eventfd2", .errmsg = true, |
894 | .arg_scnprintf = { [1] = SCA_EFD_FLAGS, /* flags */ }, }, | |
75b757ca ACM |
895 | { .name = "faccessat", .errmsg = true, |
896 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
897 | { .name = "fadvise64", .errmsg = true, | |
898 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
899 | { .name = "fallocate", .errmsg = true, | |
900 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
901 | { .name = "fchdir", .errmsg = true, | |
902 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
903 | { .name = "fchmod", .errmsg = true, | |
904 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
905 | { .name = "fchmodat", .errmsg = true, | |
906 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
907 | { .name = "fchown", .errmsg = true, | |
908 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
909 | { .name = "fchownat", .errmsg = true, | |
910 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
911 | { .name = "fcntl", .errmsg = true, | |
912 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ | |
913 | [1] = SCA_STRARRAY, /* cmd */ }, | |
914 | .arg_parm = { [1] = &strarray__fcntl_cmds, /* cmd */ }, }, | |
915 | { .name = "fdatasync", .errmsg = true, | |
916 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
5cea6ff2 | 917 | { .name = "flock", .errmsg = true, |
75b757ca ACM |
918 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
919 | [1] = SCA_FLOCK, /* cmd */ }, }, | |
920 | { .name = "fsetxattr", .errmsg = true, | |
921 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
922 | { .name = "fstat", .errmsg = true, .alias = "newfstat", | |
923 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
924 | { .name = "fstatat", .errmsg = true, .alias = "newfstatat", | |
925 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
926 | { .name = "fstatfs", .errmsg = true, | |
927 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
928 | { .name = "fsync", .errmsg = true, | |
929 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
930 | { .name = "ftruncate", .errmsg = true, | |
931 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
f9da0b0c ACM |
932 | { .name = "futex", .errmsg = true, |
933 | .arg_scnprintf = { [1] = SCA_FUTEX_OP, /* op */ }, }, | |
75b757ca ACM |
934 | { .name = "futimesat", .errmsg = true, |
935 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
936 | { .name = "getdents", .errmsg = true, | |
937 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
938 | { .name = "getdents64", .errmsg = true, | |
939 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
453350dd ACM |
940 | { .name = "getitimer", .errmsg = true, STRARRAY(0, which, itimers), }, |
941 | { .name = "getrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), }, | |
beccb2b5 | 942 | { .name = "ioctl", .errmsg = true, |
75b757ca | 943 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
78645cf3 ACM |
944 | [1] = SCA_STRHEXARRAY, /* cmd */ |
945 | [2] = SCA_HEX, /* arg */ }, | |
946 | .arg_parm = { [1] = &strarray__tioctls, /* cmd */ }, }, | |
8bad5b0a ACM |
947 | { .name = "kill", .errmsg = true, |
948 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, | |
75b757ca ACM |
949 | { .name = "linkat", .errmsg = true, |
950 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
951 | { .name = "lseek", .errmsg = true, | |
952 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ | |
953 | [2] = SCA_STRARRAY, /* whence */ }, | |
954 | .arg_parm = { [2] = &strarray__whences, /* whence */ }, }, | |
e5959683 | 955 | { .name = "lstat", .errmsg = true, .alias = "newlstat", }, |
9e9716d1 ACM |
956 | { .name = "madvise", .errmsg = true, |
957 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ | |
958 | [2] = SCA_MADV_BHV, /* behavior */ }, }, | |
75b757ca ACM |
959 | { .name = "mkdirat", .errmsg = true, |
960 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
961 | { .name = "mknodat", .errmsg = true, | |
962 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
3d903aa7 ACM |
963 | { .name = "mlock", .errmsg = true, |
964 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
965 | { .name = "mlockall", .errmsg = true, | |
966 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
beccb2b5 | 967 | { .name = "mmap", .hexret = true, |
ae685380 | 968 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ |
941557e0 | 969 | [2] = SCA_MMAP_PROT, /* prot */ |
73faab3a NK |
970 | [3] = SCA_MMAP_FLAGS, /* flags */ |
971 | [4] = SCA_FD, /* fd */ }, }, | |
beccb2b5 | 972 | { .name = "mprotect", .errmsg = true, |
ae685380 ACM |
973 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ |
974 | [2] = SCA_MMAP_PROT, /* prot */ }, }, | |
975 | { .name = "mremap", .hexret = true, | |
976 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ | |
977 | [4] = SCA_HEX, /* new_addr */ }, }, | |
3d903aa7 ACM |
978 | { .name = "munlock", .errmsg = true, |
979 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
beccb2b5 ACM |
980 | { .name = "munmap", .errmsg = true, |
981 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
75b757ca ACM |
982 | { .name = "name_to_handle_at", .errmsg = true, |
983 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
984 | { .name = "newfstatat", .errmsg = true, | |
985 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
be65a89a ACM |
986 | { .name = "open", .errmsg = true, |
987 | .arg_scnprintf = { [1] = SCA_OPEN_FLAGS, /* flags */ }, }, | |
31cd3855 | 988 | { .name = "open_by_handle_at", .errmsg = true, |
75b757ca ACM |
989 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ |
990 | [2] = SCA_OPEN_FLAGS, /* flags */ }, }, | |
31cd3855 | 991 | { .name = "openat", .errmsg = true, |
75b757ca ACM |
992 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ |
993 | [2] = SCA_OPEN_FLAGS, /* flags */ }, }, | |
46cce19b ACM |
994 | { .name = "pipe2", .errmsg = true, |
995 | .arg_scnprintf = { [1] = SCA_PIPE_FLAGS, /* flags */ }, }, | |
aec1930b ACM |
996 | { .name = "poll", .errmsg = true, .timeout = true, }, |
997 | { .name = "ppoll", .errmsg = true, .timeout = true, }, | |
75b757ca ACM |
998 | { .name = "pread", .errmsg = true, .alias = "pread64", |
999 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1000 | { .name = "preadv", .errmsg = true, .alias = "pread", | |
1001 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
453350dd | 1002 | { .name = "prlimit64", .errmsg = true, STRARRAY(1, resource, rlimit_resources), }, |
75b757ca ACM |
1003 | { .name = "pwrite", .errmsg = true, .alias = "pwrite64", |
1004 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1005 | { .name = "pwritev", .errmsg = true, | |
1006 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1007 | { .name = "read", .errmsg = true, | |
1008 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1009 | { .name = "readlinkat", .errmsg = true, | |
1010 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
1011 | { .name = "readv", .errmsg = true, | |
1012 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
b2cc99fd ACM |
1013 | { .name = "recvfrom", .errmsg = true, |
1014 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1015 | { .name = "recvmmsg", .errmsg = true, | |
1016 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1017 | { .name = "recvmsg", .errmsg = true, | |
1018 | .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, }, | |
75b757ca ACM |
1019 | { .name = "renameat", .errmsg = true, |
1020 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
8bad5b0a ACM |
1021 | { .name = "rt_sigaction", .errmsg = true, |
1022 | .arg_scnprintf = { [0] = SCA_SIGNUM, /* sig */ }, }, | |
453350dd | 1023 | { .name = "rt_sigprocmask", .errmsg = true, STRARRAY(0, how, sighow), }, |
8bad5b0a ACM |
1024 | { .name = "rt_sigqueueinfo", .errmsg = true, |
1025 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, | |
1026 | { .name = "rt_tgsigqueueinfo", .errmsg = true, | |
1027 | .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, }, | |
aec1930b | 1028 | { .name = "select", .errmsg = true, .timeout = true, }, |
b2cc99fd ACM |
1029 | { .name = "sendmmsg", .errmsg = true, |
1030 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1031 | { .name = "sendmsg", .errmsg = true, | |
1032 | .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1033 | { .name = "sendto", .errmsg = true, | |
1034 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
453350dd ACM |
1035 | { .name = "setitimer", .errmsg = true, STRARRAY(0, which, itimers), }, |
1036 | { .name = "setrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), }, | |
75b757ca ACM |
1037 | { .name = "shutdown", .errmsg = true, |
1038 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
e10bce81 | 1039 | { .name = "socket", .errmsg = true, |
a28b24b2 ACM |
1040 | .arg_scnprintf = { [0] = SCA_STRARRAY, /* family */ |
1041 | [1] = SCA_SK_TYPE, /* type */ }, | |
07120aa5 ACM |
1042 | .arg_parm = { [0] = &strarray__socket_families, /* family */ }, }, |
1043 | { .name = "socketpair", .errmsg = true, | |
1044 | .arg_scnprintf = { [0] = SCA_STRARRAY, /* family */ | |
1045 | [1] = SCA_SK_TYPE, /* type */ }, | |
e10bce81 | 1046 | .arg_parm = { [0] = &strarray__socket_families, /* family */ }, }, |
aec1930b | 1047 | { .name = "stat", .errmsg = true, .alias = "newstat", }, |
75b757ca ACM |
1048 | { .name = "symlinkat", .errmsg = true, |
1049 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
8bad5b0a ACM |
1050 | { .name = "tgkill", .errmsg = true, |
1051 | .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, }, | |
1052 | { .name = "tkill", .errmsg = true, | |
1053 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, | |
e5959683 | 1054 | { .name = "uname", .errmsg = true, .alias = "newuname", }, |
75b757ca ACM |
1055 | { .name = "unlinkat", .errmsg = true, |
1056 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
1057 | { .name = "utimensat", .errmsg = true, | |
1058 | .arg_scnprintf = { [0] = SCA_FDAT, /* dirfd */ }, }, | |
1059 | { .name = "write", .errmsg = true, | |
1060 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1061 | { .name = "writev", .errmsg = true, | |
1062 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
514f1c67 ACM |
1063 | }; |
1064 | ||
1065 | static int syscall_fmt__cmp(const void *name, const void *fmtp) | |
1066 | { | |
1067 | const struct syscall_fmt *fmt = fmtp; | |
1068 | return strcmp(name, fmt->name); | |
1069 | } | |
1070 | ||
1071 | static struct syscall_fmt *syscall_fmt__find(const char *name) | |
1072 | { | |
1073 | const int nmemb = ARRAY_SIZE(syscall_fmts); | |
1074 | return bsearch(name, syscall_fmts, nmemb, sizeof(struct syscall_fmt), syscall_fmt__cmp); | |
1075 | } | |
1076 | ||
1077 | struct syscall { | |
1078 | struct event_format *tp_format; | |
1079 | const char *name; | |
2ae3a312 | 1080 | bool filtered; |
514f1c67 | 1081 | struct syscall_fmt *fmt; |
01533e97 | 1082 | size_t (**arg_scnprintf)(char *bf, size_t size, struct syscall_arg *arg); |
1f115cb7 | 1083 | void **arg_parm; |
514f1c67 ACM |
1084 | }; |
1085 | ||
60c907ab ACM |
1086 | static size_t fprintf_duration(unsigned long t, FILE *fp) |
1087 | { | |
1088 | double duration = (double)t / NSEC_PER_MSEC; | |
1089 | size_t printed = fprintf(fp, "("); | |
1090 | ||
1091 | if (duration >= 1.0) | |
1092 | printed += color_fprintf(fp, PERF_COLOR_RED, "%6.3f ms", duration); | |
1093 | else if (duration >= 0.01) | |
1094 | printed += color_fprintf(fp, PERF_COLOR_YELLOW, "%6.3f ms", duration); | |
1095 | else | |
1096 | printed += color_fprintf(fp, PERF_COLOR_NORMAL, "%6.3f ms", duration); | |
c24ff998 | 1097 | return printed + fprintf(fp, "): "); |
60c907ab ACM |
1098 | } |
1099 | ||
752fde44 ACM |
1100 | struct thread_trace { |
1101 | u64 entry_time; | |
1102 | u64 exit_time; | |
1103 | bool entry_pending; | |
efd5745e | 1104 | unsigned long nr_events; |
752fde44 | 1105 | char *entry_str; |
1302d88e | 1106 | double runtime_ms; |
75b757ca ACM |
1107 | struct { |
1108 | int max; | |
1109 | char **table; | |
1110 | } paths; | |
bf2575c1 DA |
1111 | |
1112 | struct intlist *syscall_stats; | |
752fde44 ACM |
1113 | }; |
1114 | ||
1115 | static struct thread_trace *thread_trace__new(void) | |
1116 | { | |
75b757ca ACM |
1117 | struct thread_trace *ttrace = zalloc(sizeof(struct thread_trace)); |
1118 | ||
1119 | if (ttrace) | |
1120 | ttrace->paths.max = -1; | |
1121 | ||
bf2575c1 DA |
1122 | ttrace->syscall_stats = intlist__new(NULL); |
1123 | ||
75b757ca | 1124 | return ttrace; |
752fde44 ACM |
1125 | } |
1126 | ||
c24ff998 | 1127 | static struct thread_trace *thread__trace(struct thread *thread, FILE *fp) |
752fde44 | 1128 | { |
efd5745e ACM |
1129 | struct thread_trace *ttrace; |
1130 | ||
752fde44 ACM |
1131 | if (thread == NULL) |
1132 | goto fail; | |
1133 | ||
1134 | if (thread->priv == NULL) | |
1135 | thread->priv = thread_trace__new(); | |
efd5745e | 1136 | |
752fde44 ACM |
1137 | if (thread->priv == NULL) |
1138 | goto fail; | |
1139 | ||
efd5745e ACM |
1140 | ttrace = thread->priv; |
1141 | ++ttrace->nr_events; | |
1142 | ||
1143 | return ttrace; | |
752fde44 | 1144 | fail: |
c24ff998 | 1145 | color_fprintf(fp, PERF_COLOR_RED, |
752fde44 ACM |
1146 | "WARNING: not enough memory, dropping samples!\n"); |
1147 | return NULL; | |
1148 | } | |
1149 | ||
514f1c67 | 1150 | struct trace { |
c24ff998 | 1151 | struct perf_tool tool; |
c522739d ACM |
1152 | struct { |
1153 | int machine; | |
1154 | int open_id; | |
1155 | } audit; | |
514f1c67 ACM |
1156 | struct { |
1157 | int max; | |
1158 | struct syscall *table; | |
1159 | } syscalls; | |
b4006796 | 1160 | struct record_opts opts; |
8fb598e5 | 1161 | struct machine *host; |
752fde44 | 1162 | u64 base_time; |
c24ff998 | 1163 | FILE *output; |
efd5745e | 1164 | unsigned long nr_events; |
b059efdf | 1165 | struct strlist *ev_qualifier; |
c522739d | 1166 | const char *last_vfs_getname; |
bdc89661 DA |
1167 | struct intlist *tid_list; |
1168 | struct intlist *pid_list; | |
98eafce6 ACM |
1169 | double duration_filter; |
1170 | double runtime_ms; | |
1171 | struct { | |
1172 | u64 vfs_getname, | |
1173 | proc_getname; | |
1174 | } stats; | |
1175 | bool not_ev_qualifier; | |
1176 | bool live; | |
1177 | bool full_time; | |
1302d88e | 1178 | bool sched; |
752fde44 | 1179 | bool multiple_threads; |
bf2575c1 | 1180 | bool summary; |
fd2eabaf | 1181 | bool summary_only; |
50c95cbd | 1182 | bool show_comm; |
c522739d | 1183 | bool show_tool_stats; |
514f1c67 ACM |
1184 | }; |
1185 | ||
97119f37 | 1186 | static int trace__set_fd_pathname(struct thread *thread, int fd, const char *pathname) |
75b757ca ACM |
1187 | { |
1188 | struct thread_trace *ttrace = thread->priv; | |
75b757ca ACM |
1189 | |
1190 | if (fd > ttrace->paths.max) { | |
1191 | char **npath = realloc(ttrace->paths.table, (fd + 1) * sizeof(char *)); | |
1192 | ||
1193 | if (npath == NULL) | |
1194 | return -1; | |
1195 | ||
1196 | if (ttrace->paths.max != -1) { | |
1197 | memset(npath + ttrace->paths.max + 1, 0, | |
1198 | (fd - ttrace->paths.max) * sizeof(char *)); | |
1199 | } else { | |
1200 | memset(npath, 0, (fd + 1) * sizeof(char *)); | |
1201 | } | |
1202 | ||
1203 | ttrace->paths.table = npath; | |
1204 | ttrace->paths.max = fd; | |
1205 | } | |
1206 | ||
1207 | ttrace->paths.table[fd] = strdup(pathname); | |
1208 | ||
1209 | return ttrace->paths.table[fd] != NULL ? 0 : -1; | |
1210 | } | |
1211 | ||
97119f37 ACM |
1212 | static int thread__read_fd_path(struct thread *thread, int fd) |
1213 | { | |
1214 | char linkname[PATH_MAX], pathname[PATH_MAX]; | |
1215 | struct stat st; | |
1216 | int ret; | |
1217 | ||
1218 | if (thread->pid_ == thread->tid) { | |
1219 | scnprintf(linkname, sizeof(linkname), | |
1220 | "/proc/%d/fd/%d", thread->pid_, fd); | |
1221 | } else { | |
1222 | scnprintf(linkname, sizeof(linkname), | |
1223 | "/proc/%d/task/%d/fd/%d", thread->pid_, thread->tid, fd); | |
1224 | } | |
1225 | ||
1226 | if (lstat(linkname, &st) < 0 || st.st_size + 1 > (off_t)sizeof(pathname)) | |
1227 | return -1; | |
1228 | ||
1229 | ret = readlink(linkname, pathname, sizeof(pathname)); | |
1230 | ||
1231 | if (ret < 0 || ret > st.st_size) | |
1232 | return -1; | |
1233 | ||
1234 | pathname[ret] = '\0'; | |
1235 | return trace__set_fd_pathname(thread, fd, pathname); | |
1236 | } | |
1237 | ||
c522739d ACM |
1238 | static const char *thread__fd_path(struct thread *thread, int fd, |
1239 | struct trace *trace) | |
75b757ca ACM |
1240 | { |
1241 | struct thread_trace *ttrace = thread->priv; | |
1242 | ||
1243 | if (ttrace == NULL) | |
1244 | return NULL; | |
1245 | ||
1246 | if (fd < 0) | |
1247 | return NULL; | |
1248 | ||
c522739d ACM |
1249 | if ((fd > ttrace->paths.max || ttrace->paths.table[fd] == NULL)) |
1250 | if (!trace->live) | |
1251 | return NULL; | |
1252 | ++trace->stats.proc_getname; | |
1253 | if (thread__read_fd_path(thread, fd)) { | |
1254 | return NULL; | |
1255 | } | |
75b757ca ACM |
1256 | |
1257 | return ttrace->paths.table[fd]; | |
1258 | } | |
1259 | ||
1260 | static size_t syscall_arg__scnprintf_fd(char *bf, size_t size, | |
1261 | struct syscall_arg *arg) | |
1262 | { | |
1263 | int fd = arg->val; | |
1264 | size_t printed = scnprintf(bf, size, "%d", fd); | |
c522739d | 1265 | const char *path = thread__fd_path(arg->thread, fd, arg->trace); |
75b757ca ACM |
1266 | |
1267 | if (path) | |
1268 | printed += scnprintf(bf + printed, size - printed, "<%s>", path); | |
1269 | ||
1270 | return printed; | |
1271 | } | |
1272 | ||
1273 | static size_t syscall_arg__scnprintf_close_fd(char *bf, size_t size, | |
1274 | struct syscall_arg *arg) | |
1275 | { | |
1276 | int fd = arg->val; | |
1277 | size_t printed = syscall_arg__scnprintf_fd(bf, size, arg); | |
1278 | struct thread_trace *ttrace = arg->thread->priv; | |
1279 | ||
04662523 ACM |
1280 | if (ttrace && fd >= 0 && fd <= ttrace->paths.max) |
1281 | zfree(&ttrace->paths.table[fd]); | |
75b757ca ACM |
1282 | |
1283 | return printed; | |
1284 | } | |
1285 | ||
ae9ed035 ACM |
1286 | static bool trace__filter_duration(struct trace *trace, double t) |
1287 | { | |
1288 | return t < (trace->duration_filter * NSEC_PER_MSEC); | |
1289 | } | |
1290 | ||
752fde44 ACM |
1291 | static size_t trace__fprintf_tstamp(struct trace *trace, u64 tstamp, FILE *fp) |
1292 | { | |
1293 | double ts = (double)(tstamp - trace->base_time) / NSEC_PER_MSEC; | |
1294 | ||
60c907ab | 1295 | return fprintf(fp, "%10.3f ", ts); |
752fde44 ACM |
1296 | } |
1297 | ||
f15eb531 | 1298 | static bool done = false; |
ba209f85 | 1299 | static bool interrupted = false; |
f15eb531 | 1300 | |
ba209f85 | 1301 | static void sig_handler(int sig) |
f15eb531 NK |
1302 | { |
1303 | done = true; | |
ba209f85 | 1304 | interrupted = sig == SIGINT; |
f15eb531 NK |
1305 | } |
1306 | ||
752fde44 | 1307 | static size_t trace__fprintf_entry_head(struct trace *trace, struct thread *thread, |
60c907ab | 1308 | u64 duration, u64 tstamp, FILE *fp) |
752fde44 ACM |
1309 | { |
1310 | size_t printed = trace__fprintf_tstamp(trace, tstamp, fp); | |
60c907ab | 1311 | printed += fprintf_duration(duration, fp); |
752fde44 | 1312 | |
50c95cbd ACM |
1313 | if (trace->multiple_threads) { |
1314 | if (trace->show_comm) | |
1902efe7 | 1315 | printed += fprintf(fp, "%.14s/", thread__comm_str(thread)); |
38051234 | 1316 | printed += fprintf(fp, "%d ", thread->tid); |
50c95cbd | 1317 | } |
752fde44 ACM |
1318 | |
1319 | return printed; | |
1320 | } | |
1321 | ||
c24ff998 | 1322 | static int trace__process_event(struct trace *trace, struct machine *machine, |
162f0bef | 1323 | union perf_event *event, struct perf_sample *sample) |
752fde44 ACM |
1324 | { |
1325 | int ret = 0; | |
1326 | ||
1327 | switch (event->header.type) { | |
1328 | case PERF_RECORD_LOST: | |
c24ff998 | 1329 | color_fprintf(trace->output, PERF_COLOR_RED, |
752fde44 | 1330 | "LOST %" PRIu64 " events!\n", event->lost.lost); |
162f0bef | 1331 | ret = machine__process_lost_event(machine, event, sample); |
752fde44 | 1332 | default: |
162f0bef | 1333 | ret = machine__process_event(machine, event, sample); |
752fde44 ACM |
1334 | break; |
1335 | } | |
1336 | ||
1337 | return ret; | |
1338 | } | |
1339 | ||
c24ff998 | 1340 | static int trace__tool_process(struct perf_tool *tool, |
752fde44 | 1341 | union perf_event *event, |
162f0bef | 1342 | struct perf_sample *sample, |
752fde44 ACM |
1343 | struct machine *machine) |
1344 | { | |
c24ff998 | 1345 | struct trace *trace = container_of(tool, struct trace, tool); |
162f0bef | 1346 | return trace__process_event(trace, machine, event, sample); |
752fde44 ACM |
1347 | } |
1348 | ||
1349 | static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist) | |
1350 | { | |
1351 | int err = symbol__init(); | |
1352 | ||
1353 | if (err) | |
1354 | return err; | |
1355 | ||
8fb598e5 DA |
1356 | trace->host = machine__new_host(); |
1357 | if (trace->host == NULL) | |
1358 | return -ENOMEM; | |
752fde44 | 1359 | |
a33fbd56 ACM |
1360 | err = __machine__synthesize_threads(trace->host, &trace->tool, &trace->opts.target, |
1361 | evlist->threads, trace__tool_process, false); | |
752fde44 ACM |
1362 | if (err) |
1363 | symbol__exit(); | |
1364 | ||
1365 | return err; | |
1366 | } | |
1367 | ||
13d4ff3e ACM |
1368 | static int syscall__set_arg_fmts(struct syscall *sc) |
1369 | { | |
1370 | struct format_field *field; | |
1371 | int idx = 0; | |
1372 | ||
1373 | sc->arg_scnprintf = calloc(sc->tp_format->format.nr_fields - 1, sizeof(void *)); | |
1374 | if (sc->arg_scnprintf == NULL) | |
1375 | return -1; | |
1376 | ||
1f115cb7 ACM |
1377 | if (sc->fmt) |
1378 | sc->arg_parm = sc->fmt->arg_parm; | |
1379 | ||
13d4ff3e | 1380 | for (field = sc->tp_format->format.fields->next; field; field = field->next) { |
beccb2b5 ACM |
1381 | if (sc->fmt && sc->fmt->arg_scnprintf[idx]) |
1382 | sc->arg_scnprintf[idx] = sc->fmt->arg_scnprintf[idx]; | |
1383 | else if (field->flags & FIELD_IS_POINTER) | |
13d4ff3e ACM |
1384 | sc->arg_scnprintf[idx] = syscall_arg__scnprintf_hex; |
1385 | ++idx; | |
1386 | } | |
1387 | ||
1388 | return 0; | |
1389 | } | |
1390 | ||
514f1c67 ACM |
1391 | static int trace__read_syscall_info(struct trace *trace, int id) |
1392 | { | |
1393 | char tp_name[128]; | |
1394 | struct syscall *sc; | |
c522739d | 1395 | const char *name = audit_syscall_to_name(id, trace->audit.machine); |
3a531260 ACM |
1396 | |
1397 | if (name == NULL) | |
1398 | return -1; | |
514f1c67 ACM |
1399 | |
1400 | if (id > trace->syscalls.max) { | |
1401 | struct syscall *nsyscalls = realloc(trace->syscalls.table, (id + 1) * sizeof(*sc)); | |
1402 | ||
1403 | if (nsyscalls == NULL) | |
1404 | return -1; | |
1405 | ||
1406 | if (trace->syscalls.max != -1) { | |
1407 | memset(nsyscalls + trace->syscalls.max + 1, 0, | |
1408 | (id - trace->syscalls.max) * sizeof(*sc)); | |
1409 | } else { | |
1410 | memset(nsyscalls, 0, (id + 1) * sizeof(*sc)); | |
1411 | } | |
1412 | ||
1413 | trace->syscalls.table = nsyscalls; | |
1414 | trace->syscalls.max = id; | |
1415 | } | |
1416 | ||
1417 | sc = trace->syscalls.table + id; | |
3a531260 | 1418 | sc->name = name; |
2ae3a312 | 1419 | |
b059efdf ACM |
1420 | if (trace->ev_qualifier) { |
1421 | bool in = strlist__find(trace->ev_qualifier, name) != NULL; | |
1422 | ||
1423 | if (!(in ^ trace->not_ev_qualifier)) { | |
1424 | sc->filtered = true; | |
1425 | /* | |
1426 | * No need to do read tracepoint information since this will be | |
1427 | * filtered out. | |
1428 | */ | |
1429 | return 0; | |
1430 | } | |
2ae3a312 ACM |
1431 | } |
1432 | ||
3a531260 | 1433 | sc->fmt = syscall_fmt__find(sc->name); |
514f1c67 | 1434 | |
aec1930b | 1435 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->name); |
97978b3e | 1436 | sc->tp_format = trace_event__tp_format("syscalls", tp_name); |
aec1930b ACM |
1437 | |
1438 | if (sc->tp_format == NULL && sc->fmt && sc->fmt->alias) { | |
1439 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->fmt->alias); | |
97978b3e | 1440 | sc->tp_format = trace_event__tp_format("syscalls", tp_name); |
aec1930b | 1441 | } |
514f1c67 | 1442 | |
13d4ff3e ACM |
1443 | if (sc->tp_format == NULL) |
1444 | return -1; | |
1445 | ||
1446 | return syscall__set_arg_fmts(sc); | |
514f1c67 ACM |
1447 | } |
1448 | ||
752fde44 | 1449 | static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size, |
75b757ca ACM |
1450 | unsigned long *args, struct trace *trace, |
1451 | struct thread *thread) | |
514f1c67 | 1452 | { |
514f1c67 ACM |
1453 | size_t printed = 0; |
1454 | ||
1455 | if (sc->tp_format != NULL) { | |
1456 | struct format_field *field; | |
01533e97 ACM |
1457 | u8 bit = 1; |
1458 | struct syscall_arg arg = { | |
75b757ca ACM |
1459 | .idx = 0, |
1460 | .mask = 0, | |
1461 | .trace = trace, | |
1462 | .thread = thread, | |
01533e97 | 1463 | }; |
6e7eeb51 ACM |
1464 | |
1465 | for (field = sc->tp_format->format.fields->next; field; | |
01533e97 ACM |
1466 | field = field->next, ++arg.idx, bit <<= 1) { |
1467 | if (arg.mask & bit) | |
6e7eeb51 | 1468 | continue; |
4aa58232 ACM |
1469 | /* |
1470 | * Suppress this argument if its value is zero and | |
1471 | * and we don't have a string associated in an | |
1472 | * strarray for it. | |
1473 | */ | |
1474 | if (args[arg.idx] == 0 && | |
1475 | !(sc->arg_scnprintf && | |
1476 | sc->arg_scnprintf[arg.idx] == SCA_STRARRAY && | |
1477 | sc->arg_parm[arg.idx])) | |
22ae5cf1 ACM |
1478 | continue; |
1479 | ||
752fde44 | 1480 | printed += scnprintf(bf + printed, size - printed, |
13d4ff3e | 1481 | "%s%s: ", printed ? ", " : "", field->name); |
01533e97 ACM |
1482 | if (sc->arg_scnprintf && sc->arg_scnprintf[arg.idx]) { |
1483 | arg.val = args[arg.idx]; | |
1f115cb7 ACM |
1484 | if (sc->arg_parm) |
1485 | arg.parm = sc->arg_parm[arg.idx]; | |
01533e97 ACM |
1486 | printed += sc->arg_scnprintf[arg.idx](bf + printed, |
1487 | size - printed, &arg); | |
6e7eeb51 | 1488 | } else { |
13d4ff3e | 1489 | printed += scnprintf(bf + printed, size - printed, |
01533e97 | 1490 | "%ld", args[arg.idx]); |
6e7eeb51 | 1491 | } |
514f1c67 ACM |
1492 | } |
1493 | } else { | |
01533e97 ACM |
1494 | int i = 0; |
1495 | ||
514f1c67 | 1496 | while (i < 6) { |
752fde44 ACM |
1497 | printed += scnprintf(bf + printed, size - printed, |
1498 | "%sarg%d: %ld", | |
1499 | printed ? ", " : "", i, args[i]); | |
514f1c67 ACM |
1500 | ++i; |
1501 | } | |
1502 | } | |
1503 | ||
1504 | return printed; | |
1505 | } | |
1506 | ||
ba3d7dee ACM |
1507 | typedef int (*tracepoint_handler)(struct trace *trace, struct perf_evsel *evsel, |
1508 | struct perf_sample *sample); | |
1509 | ||
1510 | static struct syscall *trace__syscall_info(struct trace *trace, | |
bf2575c1 | 1511 | struct perf_evsel *evsel, int id) |
ba3d7dee | 1512 | { |
ba3d7dee ACM |
1513 | |
1514 | if (id < 0) { | |
adaa18bf ACM |
1515 | |
1516 | /* | |
1517 | * XXX: Noticed on x86_64, reproduced as far back as 3.0.36, haven't tried | |
1518 | * before that, leaving at a higher verbosity level till that is | |
1519 | * explained. Reproduced with plain ftrace with: | |
1520 | * | |
1521 | * echo 1 > /t/events/raw_syscalls/sys_exit/enable | |
1522 | * grep "NR -1 " /t/trace_pipe | |
1523 | * | |
1524 | * After generating some load on the machine. | |
1525 | */ | |
1526 | if (verbose > 1) { | |
1527 | static u64 n; | |
1528 | fprintf(trace->output, "Invalid syscall %d id, skipping (%s, %" PRIu64 ") ...\n", | |
1529 | id, perf_evsel__name(evsel), ++n); | |
1530 | } | |
ba3d7dee ACM |
1531 | return NULL; |
1532 | } | |
1533 | ||
1534 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL) && | |
1535 | trace__read_syscall_info(trace, id)) | |
1536 | goto out_cant_read; | |
1537 | ||
1538 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL)) | |
1539 | goto out_cant_read; | |
1540 | ||
1541 | return &trace->syscalls.table[id]; | |
1542 | ||
1543 | out_cant_read: | |
7c304ee0 ACM |
1544 | if (verbose) { |
1545 | fprintf(trace->output, "Problems reading syscall %d", id); | |
1546 | if (id <= trace->syscalls.max && trace->syscalls.table[id].name != NULL) | |
1547 | fprintf(trace->output, "(%s)", trace->syscalls.table[id].name); | |
1548 | fputs(" information\n", trace->output); | |
1549 | } | |
ba3d7dee ACM |
1550 | return NULL; |
1551 | } | |
1552 | ||
bf2575c1 DA |
1553 | static void thread__update_stats(struct thread_trace *ttrace, |
1554 | int id, struct perf_sample *sample) | |
1555 | { | |
1556 | struct int_node *inode; | |
1557 | struct stats *stats; | |
1558 | u64 duration = 0; | |
1559 | ||
1560 | inode = intlist__findnew(ttrace->syscall_stats, id); | |
1561 | if (inode == NULL) | |
1562 | return; | |
1563 | ||
1564 | stats = inode->priv; | |
1565 | if (stats == NULL) { | |
1566 | stats = malloc(sizeof(struct stats)); | |
1567 | if (stats == NULL) | |
1568 | return; | |
1569 | init_stats(stats); | |
1570 | inode->priv = stats; | |
1571 | } | |
1572 | ||
1573 | if (ttrace->entry_time && sample->time > ttrace->entry_time) | |
1574 | duration = sample->time - ttrace->entry_time; | |
1575 | ||
1576 | update_stats(stats, duration); | |
1577 | } | |
1578 | ||
ba3d7dee ACM |
1579 | static int trace__sys_enter(struct trace *trace, struct perf_evsel *evsel, |
1580 | struct perf_sample *sample) | |
1581 | { | |
752fde44 | 1582 | char *msg; |
ba3d7dee | 1583 | void *args; |
752fde44 | 1584 | size_t printed = 0; |
2ae3a312 | 1585 | struct thread *thread; |
77170988 | 1586 | int id = perf_evsel__sc_tp_uint(evsel, id, sample); |
bf2575c1 | 1587 | struct syscall *sc = trace__syscall_info(trace, evsel, id); |
2ae3a312 ACM |
1588 | struct thread_trace *ttrace; |
1589 | ||
1590 | if (sc == NULL) | |
1591 | return -1; | |
ba3d7dee | 1592 | |
2ae3a312 ACM |
1593 | if (sc->filtered) |
1594 | return 0; | |
1595 | ||
8fb598e5 | 1596 | thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); |
c24ff998 | 1597 | ttrace = thread__trace(thread, trace->output); |
2ae3a312 | 1598 | if (ttrace == NULL) |
ba3d7dee ACM |
1599 | return -1; |
1600 | ||
77170988 | 1601 | args = perf_evsel__sc_tp_ptr(evsel, args, sample); |
752fde44 ACM |
1602 | ttrace = thread->priv; |
1603 | ||
1604 | if (ttrace->entry_str == NULL) { | |
1605 | ttrace->entry_str = malloc(1024); | |
1606 | if (!ttrace->entry_str) | |
1607 | return -1; | |
1608 | } | |
1609 | ||
1610 | ttrace->entry_time = sample->time; | |
1611 | msg = ttrace->entry_str; | |
1612 | printed += scnprintf(msg + printed, 1024 - printed, "%s(", sc->name); | |
1613 | ||
75b757ca ACM |
1614 | printed += syscall__scnprintf_args(sc, msg + printed, 1024 - printed, |
1615 | args, trace, thread); | |
752fde44 ACM |
1616 | |
1617 | if (!strcmp(sc->name, "exit_group") || !strcmp(sc->name, "exit")) { | |
fd2eabaf | 1618 | if (!trace->duration_filter && !trace->summary_only) { |
c24ff998 ACM |
1619 | trace__fprintf_entry_head(trace, thread, 1, sample->time, trace->output); |
1620 | fprintf(trace->output, "%-70s\n", ttrace->entry_str); | |
ae9ed035 | 1621 | } |
752fde44 ACM |
1622 | } else |
1623 | ttrace->entry_pending = true; | |
ba3d7dee ACM |
1624 | |
1625 | return 0; | |
1626 | } | |
1627 | ||
1628 | static int trace__sys_exit(struct trace *trace, struct perf_evsel *evsel, | |
1629 | struct perf_sample *sample) | |
1630 | { | |
1631 | int ret; | |
60c907ab | 1632 | u64 duration = 0; |
2ae3a312 | 1633 | struct thread *thread; |
77170988 | 1634 | int id = perf_evsel__sc_tp_uint(evsel, id, sample); |
bf2575c1 | 1635 | struct syscall *sc = trace__syscall_info(trace, evsel, id); |
2ae3a312 ACM |
1636 | struct thread_trace *ttrace; |
1637 | ||
1638 | if (sc == NULL) | |
1639 | return -1; | |
ba3d7dee | 1640 | |
2ae3a312 ACM |
1641 | if (sc->filtered) |
1642 | return 0; | |
1643 | ||
8fb598e5 | 1644 | thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); |
c24ff998 | 1645 | ttrace = thread__trace(thread, trace->output); |
2ae3a312 | 1646 | if (ttrace == NULL) |
ba3d7dee ACM |
1647 | return -1; |
1648 | ||
bf2575c1 DA |
1649 | if (trace->summary) |
1650 | thread__update_stats(ttrace, id, sample); | |
1651 | ||
77170988 | 1652 | ret = perf_evsel__sc_tp_uint(evsel, ret, sample); |
ba3d7dee | 1653 | |
c522739d ACM |
1654 | if (id == trace->audit.open_id && ret >= 0 && trace->last_vfs_getname) { |
1655 | trace__set_fd_pathname(thread, ret, trace->last_vfs_getname); | |
1656 | trace->last_vfs_getname = NULL; | |
1657 | ++trace->stats.vfs_getname; | |
1658 | } | |
1659 | ||
752fde44 ACM |
1660 | ttrace = thread->priv; |
1661 | ||
1662 | ttrace->exit_time = sample->time; | |
1663 | ||
ae9ed035 | 1664 | if (ttrace->entry_time) { |
60c907ab | 1665 | duration = sample->time - ttrace->entry_time; |
ae9ed035 ACM |
1666 | if (trace__filter_duration(trace, duration)) |
1667 | goto out; | |
1668 | } else if (trace->duration_filter) | |
1669 | goto out; | |
60c907ab | 1670 | |
fd2eabaf DA |
1671 | if (trace->summary_only) |
1672 | goto out; | |
1673 | ||
c24ff998 | 1674 | trace__fprintf_entry_head(trace, thread, duration, sample->time, trace->output); |
752fde44 ACM |
1675 | |
1676 | if (ttrace->entry_pending) { | |
c24ff998 | 1677 | fprintf(trace->output, "%-70s", ttrace->entry_str); |
752fde44 | 1678 | } else { |
c24ff998 ACM |
1679 | fprintf(trace->output, " ... ["); |
1680 | color_fprintf(trace->output, PERF_COLOR_YELLOW, "continued"); | |
1681 | fprintf(trace->output, "]: %s()", sc->name); | |
752fde44 ACM |
1682 | } |
1683 | ||
da3c9a44 ACM |
1684 | if (sc->fmt == NULL) { |
1685 | signed_print: | |
1686 | fprintf(trace->output, ") = %d", ret); | |
1687 | } else if (ret < 0 && sc->fmt->errmsg) { | |
ba3d7dee ACM |
1688 | char bf[256]; |
1689 | const char *emsg = strerror_r(-ret, bf, sizeof(bf)), | |
1690 | *e = audit_errno_to_name(-ret); | |
1691 | ||
c24ff998 | 1692 | fprintf(trace->output, ") = -1 %s %s", e, emsg); |
da3c9a44 | 1693 | } else if (ret == 0 && sc->fmt->timeout) |
c24ff998 | 1694 | fprintf(trace->output, ") = 0 Timeout"); |
04b34729 ACM |
1695 | else if (sc->fmt->hexret) |
1696 | fprintf(trace->output, ") = %#x", ret); | |
ba3d7dee | 1697 | else |
da3c9a44 | 1698 | goto signed_print; |
ba3d7dee | 1699 | |
c24ff998 | 1700 | fputc('\n', trace->output); |
ae9ed035 | 1701 | out: |
752fde44 ACM |
1702 | ttrace->entry_pending = false; |
1703 | ||
ba3d7dee ACM |
1704 | return 0; |
1705 | } | |
1706 | ||
c522739d ACM |
1707 | static int trace__vfs_getname(struct trace *trace, struct perf_evsel *evsel, |
1708 | struct perf_sample *sample) | |
1709 | { | |
1710 | trace->last_vfs_getname = perf_evsel__rawptr(evsel, sample, "pathname"); | |
1711 | return 0; | |
1712 | } | |
1713 | ||
1302d88e ACM |
1714 | static int trace__sched_stat_runtime(struct trace *trace, struct perf_evsel *evsel, |
1715 | struct perf_sample *sample) | |
1716 | { | |
1717 | u64 runtime = perf_evsel__intval(evsel, sample, "runtime"); | |
1718 | double runtime_ms = (double)runtime / NSEC_PER_MSEC; | |
8fb598e5 | 1719 | struct thread *thread = machine__findnew_thread(trace->host, |
314add6b AH |
1720 | sample->pid, |
1721 | sample->tid); | |
c24ff998 | 1722 | struct thread_trace *ttrace = thread__trace(thread, trace->output); |
1302d88e ACM |
1723 | |
1724 | if (ttrace == NULL) | |
1725 | goto out_dump; | |
1726 | ||
1727 | ttrace->runtime_ms += runtime_ms; | |
1728 | trace->runtime_ms += runtime_ms; | |
1729 | return 0; | |
1730 | ||
1731 | out_dump: | |
c24ff998 | 1732 | fprintf(trace->output, "%s: comm=%s,pid=%u,runtime=%" PRIu64 ",vruntime=%" PRIu64 ")\n", |
1302d88e ACM |
1733 | evsel->name, |
1734 | perf_evsel__strval(evsel, sample, "comm"), | |
1735 | (pid_t)perf_evsel__intval(evsel, sample, "pid"), | |
1736 | runtime, | |
1737 | perf_evsel__intval(evsel, sample, "vruntime")); | |
1738 | return 0; | |
1739 | } | |
1740 | ||
bdc89661 DA |
1741 | static bool skip_sample(struct trace *trace, struct perf_sample *sample) |
1742 | { | |
1743 | if ((trace->pid_list && intlist__find(trace->pid_list, sample->pid)) || | |
1744 | (trace->tid_list && intlist__find(trace->tid_list, sample->tid))) | |
1745 | return false; | |
1746 | ||
1747 | if (trace->pid_list || trace->tid_list) | |
1748 | return true; | |
1749 | ||
1750 | return false; | |
1751 | } | |
1752 | ||
6810fc91 DA |
1753 | static int trace__process_sample(struct perf_tool *tool, |
1754 | union perf_event *event __maybe_unused, | |
1755 | struct perf_sample *sample, | |
1756 | struct perf_evsel *evsel, | |
1757 | struct machine *machine __maybe_unused) | |
1758 | { | |
1759 | struct trace *trace = container_of(tool, struct trace, tool); | |
1760 | int err = 0; | |
1761 | ||
744a9719 | 1762 | tracepoint_handler handler = evsel->handler; |
6810fc91 | 1763 | |
bdc89661 DA |
1764 | if (skip_sample(trace, sample)) |
1765 | return 0; | |
1766 | ||
4bb09192 | 1767 | if (!trace->full_time && trace->base_time == 0) |
6810fc91 DA |
1768 | trace->base_time = sample->time; |
1769 | ||
3160565f DA |
1770 | if (handler) { |
1771 | ++trace->nr_events; | |
6810fc91 | 1772 | handler(trace, evsel, sample); |
3160565f | 1773 | } |
6810fc91 DA |
1774 | |
1775 | return err; | |
1776 | } | |
1777 | ||
bdc89661 DA |
1778 | static int parse_target_str(struct trace *trace) |
1779 | { | |
1780 | if (trace->opts.target.pid) { | |
1781 | trace->pid_list = intlist__new(trace->opts.target.pid); | |
1782 | if (trace->pid_list == NULL) { | |
1783 | pr_err("Error parsing process id string\n"); | |
1784 | return -EINVAL; | |
1785 | } | |
1786 | } | |
1787 | ||
1788 | if (trace->opts.target.tid) { | |
1789 | trace->tid_list = intlist__new(trace->opts.target.tid); | |
1790 | if (trace->tid_list == NULL) { | |
1791 | pr_err("Error parsing thread id string\n"); | |
1792 | return -EINVAL; | |
1793 | } | |
1794 | } | |
1795 | ||
1796 | return 0; | |
1797 | } | |
1798 | ||
5e2485b1 DA |
1799 | static int trace__record(int argc, const char **argv) |
1800 | { | |
1801 | unsigned int rec_argc, i, j; | |
1802 | const char **rec_argv; | |
1803 | const char * const record_args[] = { | |
1804 | "record", | |
1805 | "-R", | |
1806 | "-m", "1024", | |
1807 | "-c", "1", | |
9aca7f17 | 1808 | "-e", |
5e2485b1 DA |
1809 | }; |
1810 | ||
9aca7f17 DA |
1811 | /* +1 is for the event string below */ |
1812 | rec_argc = ARRAY_SIZE(record_args) + 1 + argc; | |
5e2485b1 DA |
1813 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); |
1814 | ||
1815 | if (rec_argv == NULL) | |
1816 | return -ENOMEM; | |
1817 | ||
1818 | for (i = 0; i < ARRAY_SIZE(record_args); i++) | |
1819 | rec_argv[i] = record_args[i]; | |
1820 | ||
9aca7f17 DA |
1821 | /* event string may be different for older kernels - e.g., RHEL6 */ |
1822 | if (is_valid_tracepoint("raw_syscalls:sys_enter")) | |
1823 | rec_argv[i] = "raw_syscalls:sys_enter,raw_syscalls:sys_exit"; | |
1824 | else if (is_valid_tracepoint("syscalls:sys_enter")) | |
1825 | rec_argv[i] = "syscalls:sys_enter,syscalls:sys_exit"; | |
1826 | else { | |
1827 | pr_err("Neither raw_syscalls nor syscalls events exist.\n"); | |
1828 | return -1; | |
1829 | } | |
1830 | i++; | |
1831 | ||
5e2485b1 DA |
1832 | for (j = 0; j < (unsigned int)argc; j++, i++) |
1833 | rec_argv[i] = argv[j]; | |
1834 | ||
1835 | return cmd_record(i, rec_argv, NULL); | |
1836 | } | |
1837 | ||
bf2575c1 DA |
1838 | static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp); |
1839 | ||
c522739d ACM |
1840 | static void perf_evlist__add_vfs_getname(struct perf_evlist *evlist) |
1841 | { | |
ef503831 | 1842 | struct perf_evsel *evsel = perf_evsel__newtp("probe", "vfs_getname"); |
c522739d ACM |
1843 | if (evsel == NULL) |
1844 | return; | |
1845 | ||
1846 | if (perf_evsel__field(evsel, "pathname") == NULL) { | |
1847 | perf_evsel__delete(evsel); | |
1848 | return; | |
1849 | } | |
1850 | ||
744a9719 | 1851 | evsel->handler = trace__vfs_getname; |
c522739d ACM |
1852 | perf_evlist__add(evlist, evsel); |
1853 | } | |
1854 | ||
f15eb531 | 1855 | static int trace__run(struct trace *trace, int argc, const char **argv) |
514f1c67 | 1856 | { |
334fe7a3 | 1857 | struct perf_evlist *evlist = perf_evlist__new(); |
ba3d7dee | 1858 | struct perf_evsel *evsel; |
efd5745e ACM |
1859 | int err = -1, i; |
1860 | unsigned long before; | |
f15eb531 | 1861 | const bool forks = argc > 0; |
514f1c67 | 1862 | |
75b757ca ACM |
1863 | trace->live = true; |
1864 | ||
514f1c67 | 1865 | if (evlist == NULL) { |
c24ff998 | 1866 | fprintf(trace->output, "Not enough memory to run!\n"); |
514f1c67 ACM |
1867 | goto out; |
1868 | } | |
1869 | ||
77170988 | 1870 | if (perf_evlist__add_syscall_newtp(evlist, trace__sys_enter, trace__sys_exit)) |
87f91868 | 1871 | goto out_error_tp; |
514f1c67 | 1872 | |
c522739d ACM |
1873 | perf_evlist__add_vfs_getname(evlist); |
1874 | ||
1302d88e | 1875 | if (trace->sched && |
87f91868 RR |
1876 | perf_evlist__add_newtp(evlist, "sched", "sched_stat_runtime", |
1877 | trace__sched_stat_runtime)) | |
1878 | goto out_error_tp; | |
1302d88e | 1879 | |
514f1c67 ACM |
1880 | err = perf_evlist__create_maps(evlist, &trace->opts.target); |
1881 | if (err < 0) { | |
c24ff998 | 1882 | fprintf(trace->output, "Problems parsing the target to trace, check your options!\n"); |
514f1c67 ACM |
1883 | goto out_delete_evlist; |
1884 | } | |
1885 | ||
752fde44 ACM |
1886 | err = trace__symbols_init(trace, evlist); |
1887 | if (err < 0) { | |
c24ff998 | 1888 | fprintf(trace->output, "Problems initializing symbol libraries!\n"); |
03ad9747 | 1889 | goto out_delete_evlist; |
752fde44 ACM |
1890 | } |
1891 | ||
f77a9518 | 1892 | perf_evlist__config(evlist, &trace->opts); |
514f1c67 | 1893 | |
f15eb531 NK |
1894 | signal(SIGCHLD, sig_handler); |
1895 | signal(SIGINT, sig_handler); | |
1896 | ||
1897 | if (forks) { | |
6ef73ec4 | 1898 | err = perf_evlist__prepare_workload(evlist, &trace->opts.target, |
735f7e0b | 1899 | argv, false, NULL); |
f15eb531 | 1900 | if (err < 0) { |
c24ff998 | 1901 | fprintf(trace->output, "Couldn't run the workload!\n"); |
03ad9747 | 1902 | goto out_delete_evlist; |
f15eb531 NK |
1903 | } |
1904 | } | |
1905 | ||
514f1c67 | 1906 | err = perf_evlist__open(evlist); |
a8f23d8f ACM |
1907 | if (err < 0) |
1908 | goto out_error_open; | |
514f1c67 | 1909 | |
f885037e | 1910 | err = perf_evlist__mmap(evlist, trace->opts.mmap_pages, false); |
514f1c67 | 1911 | if (err < 0) { |
c24ff998 | 1912 | fprintf(trace->output, "Couldn't mmap the events: %s\n", strerror(errno)); |
f26e1c7c | 1913 | goto out_delete_evlist; |
514f1c67 ACM |
1914 | } |
1915 | ||
1916 | perf_evlist__enable(evlist); | |
f15eb531 NK |
1917 | |
1918 | if (forks) | |
1919 | perf_evlist__start_workload(evlist); | |
1920 | ||
752fde44 | 1921 | trace->multiple_threads = evlist->threads->map[0] == -1 || evlist->threads->nr > 1; |
514f1c67 | 1922 | again: |
efd5745e | 1923 | before = trace->nr_events; |
514f1c67 ACM |
1924 | |
1925 | for (i = 0; i < evlist->nr_mmaps; i++) { | |
1926 | union perf_event *event; | |
1927 | ||
1928 | while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { | |
1929 | const u32 type = event->header.type; | |
ba3d7dee | 1930 | tracepoint_handler handler; |
514f1c67 | 1931 | struct perf_sample sample; |
514f1c67 | 1932 | |
efd5745e | 1933 | ++trace->nr_events; |
514f1c67 | 1934 | |
514f1c67 ACM |
1935 | err = perf_evlist__parse_sample(evlist, event, &sample); |
1936 | if (err) { | |
c24ff998 | 1937 | fprintf(trace->output, "Can't parse sample, err = %d, skipping...\n", err); |
8e50d384 | 1938 | goto next_event; |
514f1c67 ACM |
1939 | } |
1940 | ||
4bb09192 | 1941 | if (!trace->full_time && trace->base_time == 0) |
752fde44 ACM |
1942 | trace->base_time = sample.time; |
1943 | ||
1944 | if (type != PERF_RECORD_SAMPLE) { | |
162f0bef | 1945 | trace__process_event(trace, trace->host, event, &sample); |
752fde44 ACM |
1946 | continue; |
1947 | } | |
1948 | ||
514f1c67 ACM |
1949 | evsel = perf_evlist__id2evsel(evlist, sample.id); |
1950 | if (evsel == NULL) { | |
c24ff998 | 1951 | fprintf(trace->output, "Unknown tp ID %" PRIu64 ", skipping...\n", sample.id); |
8e50d384 | 1952 | goto next_event; |
514f1c67 ACM |
1953 | } |
1954 | ||
fc551f8d | 1955 | if (sample.raw_data == NULL) { |
c24ff998 | 1956 | fprintf(trace->output, "%s sample with no payload for tid: %d, cpu %d, raw_size=%d, skipping...\n", |
fc551f8d ACM |
1957 | perf_evsel__name(evsel), sample.tid, |
1958 | sample.cpu, sample.raw_size); | |
8e50d384 | 1959 | goto next_event; |
fc551f8d ACM |
1960 | } |
1961 | ||
744a9719 | 1962 | handler = evsel->handler; |
ba3d7dee | 1963 | handler(trace, evsel, &sample); |
8e50d384 ZZ |
1964 | next_event: |
1965 | perf_evlist__mmap_consume(evlist, i); | |
20c5f10e | 1966 | |
ba209f85 ACM |
1967 | if (interrupted) |
1968 | goto out_disable; | |
514f1c67 ACM |
1969 | } |
1970 | } | |
1971 | ||
efd5745e | 1972 | if (trace->nr_events == before) { |
ba209f85 | 1973 | int timeout = done ? 100 : -1; |
f15eb531 | 1974 | |
ba209f85 ACM |
1975 | if (poll(evlist->pollfd, evlist->nr_fds, timeout) > 0) |
1976 | goto again; | |
1977 | } else { | |
1978 | goto again; | |
f15eb531 NK |
1979 | } |
1980 | ||
ba209f85 ACM |
1981 | out_disable: |
1982 | perf_evlist__disable(evlist); | |
514f1c67 | 1983 | |
c522739d ACM |
1984 | if (!err) { |
1985 | if (trace->summary) | |
1986 | trace__fprintf_thread_summary(trace, trace->output); | |
1987 | ||
1988 | if (trace->show_tool_stats) { | |
1989 | fprintf(trace->output, "Stats:\n " | |
1990 | " vfs_getname : %" PRIu64 "\n" | |
1991 | " proc_getname: %" PRIu64 "\n", | |
1992 | trace->stats.vfs_getname, | |
1993 | trace->stats.proc_getname); | |
1994 | } | |
1995 | } | |
bf2575c1 | 1996 | |
514f1c67 ACM |
1997 | out_delete_evlist: |
1998 | perf_evlist__delete(evlist); | |
1999 | out: | |
75b757ca | 2000 | trace->live = false; |
514f1c67 | 2001 | return err; |
6ef068cb ACM |
2002 | { |
2003 | char errbuf[BUFSIZ]; | |
a8f23d8f ACM |
2004 | |
2005 | out_error_tp: | |
6ef068cb | 2006 | perf_evlist__strerror_tp(evlist, errno, errbuf, sizeof(errbuf)); |
a8f23d8f ACM |
2007 | goto out_error; |
2008 | ||
2009 | out_error_open: | |
2010 | perf_evlist__strerror_open(evlist, errno, errbuf, sizeof(errbuf)); | |
2011 | ||
2012 | out_error: | |
6ef068cb | 2013 | fprintf(trace->output, "%s\n", errbuf); |
87f91868 | 2014 | goto out_delete_evlist; |
514f1c67 | 2015 | } |
a8f23d8f | 2016 | } |
514f1c67 | 2017 | |
6810fc91 DA |
2018 | static int trace__replay(struct trace *trace) |
2019 | { | |
2020 | const struct perf_evsel_str_handler handlers[] = { | |
c522739d | 2021 | { "probe:vfs_getname", trace__vfs_getname, }, |
6810fc91 | 2022 | }; |
f5fc1412 JO |
2023 | struct perf_data_file file = { |
2024 | .path = input_name, | |
2025 | .mode = PERF_DATA_MODE_READ, | |
2026 | }; | |
6810fc91 | 2027 | struct perf_session *session; |
003824e8 | 2028 | struct perf_evsel *evsel; |
6810fc91 DA |
2029 | int err = -1; |
2030 | ||
2031 | trace->tool.sample = trace__process_sample; | |
2032 | trace->tool.mmap = perf_event__process_mmap; | |
384c671e | 2033 | trace->tool.mmap2 = perf_event__process_mmap2; |
6810fc91 DA |
2034 | trace->tool.comm = perf_event__process_comm; |
2035 | trace->tool.exit = perf_event__process_exit; | |
2036 | trace->tool.fork = perf_event__process_fork; | |
2037 | trace->tool.attr = perf_event__process_attr; | |
2038 | trace->tool.tracing_data = perf_event__process_tracing_data; | |
2039 | trace->tool.build_id = perf_event__process_build_id; | |
2040 | ||
2041 | trace->tool.ordered_samples = true; | |
2042 | trace->tool.ordering_requires_timestamps = true; | |
2043 | ||
2044 | /* add tid to output */ | |
2045 | trace->multiple_threads = true; | |
2046 | ||
2047 | if (symbol__init() < 0) | |
2048 | return -1; | |
2049 | ||
f5fc1412 | 2050 | session = perf_session__new(&file, false, &trace->tool); |
6810fc91 DA |
2051 | if (session == NULL) |
2052 | return -ENOMEM; | |
2053 | ||
8fb598e5 DA |
2054 | trace->host = &session->machines.host; |
2055 | ||
6810fc91 DA |
2056 | err = perf_session__set_tracepoints_handlers(session, handlers); |
2057 | if (err) | |
2058 | goto out; | |
2059 | ||
003824e8 NK |
2060 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, |
2061 | "raw_syscalls:sys_enter"); | |
9aca7f17 DA |
2062 | /* older kernels have syscalls tp versus raw_syscalls */ |
2063 | if (evsel == NULL) | |
2064 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, | |
2065 | "syscalls:sys_enter"); | |
003824e8 NK |
2066 | if (evsel == NULL) { |
2067 | pr_err("Data file does not have raw_syscalls:sys_enter event\n"); | |
2068 | goto out; | |
2069 | } | |
2070 | ||
2071 | if (perf_evsel__init_syscall_tp(evsel, trace__sys_enter) < 0 || | |
2072 | perf_evsel__init_sc_tp_ptr_field(evsel, args)) { | |
2073 | pr_err("Error during initialize raw_syscalls:sys_enter event\n"); | |
2074 | goto out; | |
2075 | } | |
2076 | ||
2077 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, | |
2078 | "raw_syscalls:sys_exit"); | |
9aca7f17 DA |
2079 | if (evsel == NULL) |
2080 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, | |
2081 | "syscalls:sys_exit"); | |
003824e8 NK |
2082 | if (evsel == NULL) { |
2083 | pr_err("Data file does not have raw_syscalls:sys_exit event\n"); | |
6810fc91 DA |
2084 | goto out; |
2085 | } | |
2086 | ||
003824e8 NK |
2087 | if (perf_evsel__init_syscall_tp(evsel, trace__sys_exit) < 0 || |
2088 | perf_evsel__init_sc_tp_uint_field(evsel, ret)) { | |
2089 | pr_err("Error during initialize raw_syscalls:sys_exit event\n"); | |
6810fc91 DA |
2090 | goto out; |
2091 | } | |
2092 | ||
bdc89661 DA |
2093 | err = parse_target_str(trace); |
2094 | if (err != 0) | |
2095 | goto out; | |
2096 | ||
6810fc91 DA |
2097 | setup_pager(); |
2098 | ||
2099 | err = perf_session__process_events(session, &trace->tool); | |
2100 | if (err) | |
2101 | pr_err("Failed to process events, error %d", err); | |
2102 | ||
bf2575c1 DA |
2103 | else if (trace->summary) |
2104 | trace__fprintf_thread_summary(trace, trace->output); | |
2105 | ||
6810fc91 DA |
2106 | out: |
2107 | perf_session__delete(session); | |
2108 | ||
2109 | return err; | |
2110 | } | |
2111 | ||
1302d88e ACM |
2112 | static size_t trace__fprintf_threads_header(FILE *fp) |
2113 | { | |
2114 | size_t printed; | |
2115 | ||
99ff7150 | 2116 | printed = fprintf(fp, "\n Summary of events:\n\n"); |
bf2575c1 DA |
2117 | |
2118 | return printed; | |
2119 | } | |
2120 | ||
2121 | static size_t thread__dump_stats(struct thread_trace *ttrace, | |
2122 | struct trace *trace, FILE *fp) | |
2123 | { | |
2124 | struct stats *stats; | |
2125 | size_t printed = 0; | |
2126 | struct syscall *sc; | |
2127 | struct int_node *inode = intlist__first(ttrace->syscall_stats); | |
2128 | ||
2129 | if (inode == NULL) | |
2130 | return 0; | |
2131 | ||
2132 | printed += fprintf(fp, "\n"); | |
2133 | ||
27a778b5 PE |
2134 | printed += fprintf(fp, " syscall calls min avg max stddev\n"); |
2135 | printed += fprintf(fp, " (msec) (msec) (msec) (%%)\n"); | |
2136 | printed += fprintf(fp, " --------------- -------- --------- --------- --------- ------\n"); | |
99ff7150 | 2137 | |
bf2575c1 DA |
2138 | /* each int_node is a syscall */ |
2139 | while (inode) { | |
2140 | stats = inode->priv; | |
2141 | if (stats) { | |
2142 | double min = (double)(stats->min) / NSEC_PER_MSEC; | |
2143 | double max = (double)(stats->max) / NSEC_PER_MSEC; | |
2144 | double avg = avg_stats(stats); | |
2145 | double pct; | |
2146 | u64 n = (u64) stats->n; | |
2147 | ||
2148 | pct = avg ? 100.0 * stddev_stats(stats)/avg : 0.0; | |
2149 | avg /= NSEC_PER_MSEC; | |
2150 | ||
2151 | sc = &trace->syscalls.table[inode->i]; | |
99ff7150 | 2152 | printed += fprintf(fp, " %-15s", sc->name); |
27a778b5 | 2153 | printed += fprintf(fp, " %8" PRIu64 " %9.3f %9.3f", |
7f7a4138 | 2154 | n, min, avg); |
27a778b5 | 2155 | printed += fprintf(fp, " %9.3f %9.2f%%\n", max, pct); |
bf2575c1 DA |
2156 | } |
2157 | ||
2158 | inode = intlist__next(inode); | |
2159 | } | |
2160 | ||
2161 | printed += fprintf(fp, "\n\n"); | |
1302d88e ACM |
2162 | |
2163 | return printed; | |
2164 | } | |
2165 | ||
896cbb56 DA |
2166 | /* struct used to pass data to per-thread function */ |
2167 | struct summary_data { | |
2168 | FILE *fp; | |
2169 | struct trace *trace; | |
2170 | size_t printed; | |
2171 | }; | |
2172 | ||
2173 | static int trace__fprintf_one_thread(struct thread *thread, void *priv) | |
2174 | { | |
2175 | struct summary_data *data = priv; | |
2176 | FILE *fp = data->fp; | |
2177 | size_t printed = data->printed; | |
2178 | struct trace *trace = data->trace; | |
2179 | struct thread_trace *ttrace = thread->priv; | |
896cbb56 DA |
2180 | double ratio; |
2181 | ||
2182 | if (ttrace == NULL) | |
2183 | return 0; | |
2184 | ||
2185 | ratio = (double)ttrace->nr_events / trace->nr_events * 100.0; | |
2186 | ||
15e65c69 | 2187 | printed += fprintf(fp, " %s (%d), ", thread__comm_str(thread), thread->tid); |
99ff7150 | 2188 | printed += fprintf(fp, "%lu events, ", ttrace->nr_events); |
15e65c69 | 2189 | printed += fprintf(fp, "%.1f%%", ratio); |
99ff7150 | 2190 | printed += fprintf(fp, ", %.3f msec\n", ttrace->runtime_ms); |
bf2575c1 | 2191 | printed += thread__dump_stats(ttrace, trace, fp); |
896cbb56 DA |
2192 | |
2193 | data->printed += printed; | |
2194 | ||
2195 | return 0; | |
2196 | } | |
2197 | ||
1302d88e ACM |
2198 | static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp) |
2199 | { | |
896cbb56 DA |
2200 | struct summary_data data = { |
2201 | .fp = fp, | |
2202 | .trace = trace | |
2203 | }; | |
2204 | data.printed = trace__fprintf_threads_header(fp); | |
1302d88e | 2205 | |
896cbb56 DA |
2206 | machine__for_each_thread(trace->host, trace__fprintf_one_thread, &data); |
2207 | ||
2208 | return data.printed; | |
1302d88e ACM |
2209 | } |
2210 | ||
ae9ed035 ACM |
2211 | static int trace__set_duration(const struct option *opt, const char *str, |
2212 | int unset __maybe_unused) | |
2213 | { | |
2214 | struct trace *trace = opt->value; | |
2215 | ||
2216 | trace->duration_filter = atof(str); | |
2217 | return 0; | |
2218 | } | |
2219 | ||
c24ff998 ACM |
2220 | static int trace__open_output(struct trace *trace, const char *filename) |
2221 | { | |
2222 | struct stat st; | |
2223 | ||
2224 | if (!stat(filename, &st) && st.st_size) { | |
2225 | char oldname[PATH_MAX]; | |
2226 | ||
2227 | scnprintf(oldname, sizeof(oldname), "%s.old", filename); | |
2228 | unlink(oldname); | |
2229 | rename(filename, oldname); | |
2230 | } | |
2231 | ||
2232 | trace->output = fopen(filename, "w"); | |
2233 | ||
2234 | return trace->output == NULL ? -errno : 0; | |
2235 | } | |
2236 | ||
514f1c67 ACM |
2237 | int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused) |
2238 | { | |
2239 | const char * const trace_usage[] = { | |
f15eb531 NK |
2240 | "perf trace [<options>] [<command>]", |
2241 | "perf trace [<options>] -- <command> [<options>]", | |
5e2485b1 DA |
2242 | "perf trace record [<options>] [<command>]", |
2243 | "perf trace record [<options>] -- <command> [<options>]", | |
514f1c67 ACM |
2244 | NULL |
2245 | }; | |
2246 | struct trace trace = { | |
c522739d ACM |
2247 | .audit = { |
2248 | .machine = audit_detect_machine(), | |
2249 | .open_id = audit_name_to_syscall("open", trace.audit.machine), | |
2250 | }, | |
514f1c67 ACM |
2251 | .syscalls = { |
2252 | . max = -1, | |
2253 | }, | |
2254 | .opts = { | |
2255 | .target = { | |
2256 | .uid = UINT_MAX, | |
2257 | .uses_mmap = true, | |
2258 | }, | |
2259 | .user_freq = UINT_MAX, | |
2260 | .user_interval = ULLONG_MAX, | |
2261 | .no_delay = true, | |
2262 | .mmap_pages = 1024, | |
2263 | }, | |
c24ff998 | 2264 | .output = stdout, |
50c95cbd | 2265 | .show_comm = true, |
514f1c67 | 2266 | }; |
c24ff998 | 2267 | const char *output_name = NULL; |
2ae3a312 | 2268 | const char *ev_qualifier_str = NULL; |
514f1c67 | 2269 | const struct option trace_options[] = { |
50c95cbd ACM |
2270 | OPT_BOOLEAN(0, "comm", &trace.show_comm, |
2271 | "show the thread COMM next to its id"), | |
c522739d | 2272 | OPT_BOOLEAN(0, "tool_stats", &trace.show_tool_stats, "show tool stats"), |
2ae3a312 ACM |
2273 | OPT_STRING('e', "expr", &ev_qualifier_str, "expr", |
2274 | "list of events to trace"), | |
c24ff998 | 2275 | OPT_STRING('o', "output", &output_name, "file", "output file name"), |
6810fc91 | 2276 | OPT_STRING('i', "input", &input_name, "file", "Analyze events in file"), |
514f1c67 ACM |
2277 | OPT_STRING('p', "pid", &trace.opts.target.pid, "pid", |
2278 | "trace events on existing process id"), | |
ac9be8ee | 2279 | OPT_STRING('t', "tid", &trace.opts.target.tid, "tid", |
514f1c67 | 2280 | "trace events on existing thread id"), |
ac9be8ee | 2281 | OPT_BOOLEAN('a', "all-cpus", &trace.opts.target.system_wide, |
514f1c67 | 2282 | "system-wide collection from all CPUs"), |
ac9be8ee | 2283 | OPT_STRING('C', "cpu", &trace.opts.target.cpu_list, "cpu", |
514f1c67 | 2284 | "list of cpus to monitor"), |
6810fc91 | 2285 | OPT_BOOLEAN(0, "no-inherit", &trace.opts.no_inherit, |
514f1c67 | 2286 | "child tasks do not inherit counters"), |
994a1f78 JO |
2287 | OPT_CALLBACK('m', "mmap-pages", &trace.opts.mmap_pages, "pages", |
2288 | "number of mmap data pages", | |
2289 | perf_evlist__parse_mmap_pages), | |
ac9be8ee | 2290 | OPT_STRING('u', "uid", &trace.opts.target.uid_str, "user", |
514f1c67 | 2291 | "user to profile"), |
ae9ed035 ACM |
2292 | OPT_CALLBACK(0, "duration", &trace, "float", |
2293 | "show only events with duration > N.M ms", | |
2294 | trace__set_duration), | |
1302d88e | 2295 | OPT_BOOLEAN(0, "sched", &trace.sched, "show blocking scheduler events"), |
7c304ee0 | 2296 | OPT_INCR('v', "verbose", &verbose, "be more verbose"), |
4bb09192 DA |
2297 | OPT_BOOLEAN('T', "time", &trace.full_time, |
2298 | "Show full timestamp, not time relative to first start"), | |
fd2eabaf DA |
2299 | OPT_BOOLEAN('s', "summary", &trace.summary_only, |
2300 | "Show only syscall summary with statistics"), | |
2301 | OPT_BOOLEAN('S', "with-summary", &trace.summary, | |
2302 | "Show all syscalls and summary with statistics"), | |
514f1c67 ACM |
2303 | OPT_END() |
2304 | }; | |
2305 | int err; | |
32caf0d1 | 2306 | char bf[BUFSIZ]; |
514f1c67 | 2307 | |
5e2485b1 DA |
2308 | if ((argc > 1) && (strcmp(argv[1], "record") == 0)) |
2309 | return trace__record(argc-2, &argv[2]); | |
2310 | ||
514f1c67 | 2311 | argc = parse_options(argc, argv, trace_options, trace_usage, 0); |
514f1c67 | 2312 | |
fd2eabaf DA |
2313 | /* summary_only implies summary option, but don't overwrite summary if set */ |
2314 | if (trace.summary_only) | |
2315 | trace.summary = trace.summary_only; | |
2316 | ||
c24ff998 ACM |
2317 | if (output_name != NULL) { |
2318 | err = trace__open_output(&trace, output_name); | |
2319 | if (err < 0) { | |
2320 | perror("failed to create output file"); | |
2321 | goto out; | |
2322 | } | |
2323 | } | |
2324 | ||
2ae3a312 | 2325 | if (ev_qualifier_str != NULL) { |
b059efdf ACM |
2326 | const char *s = ev_qualifier_str; |
2327 | ||
2328 | trace.not_ev_qualifier = *s == '!'; | |
2329 | if (trace.not_ev_qualifier) | |
2330 | ++s; | |
2331 | trace.ev_qualifier = strlist__new(true, s); | |
2ae3a312 | 2332 | if (trace.ev_qualifier == NULL) { |
c24ff998 ACM |
2333 | fputs("Not enough memory to parse event qualifier", |
2334 | trace.output); | |
2335 | err = -ENOMEM; | |
2336 | goto out_close; | |
2ae3a312 ACM |
2337 | } |
2338 | } | |
2339 | ||
602ad878 | 2340 | err = target__validate(&trace.opts.target); |
32caf0d1 | 2341 | if (err) { |
602ad878 | 2342 | target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
c24ff998 ACM |
2343 | fprintf(trace.output, "%s", bf); |
2344 | goto out_close; | |
32caf0d1 NK |
2345 | } |
2346 | ||
602ad878 | 2347 | err = target__parse_uid(&trace.opts.target); |
514f1c67 | 2348 | if (err) { |
602ad878 | 2349 | target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
c24ff998 ACM |
2350 | fprintf(trace.output, "%s", bf); |
2351 | goto out_close; | |
514f1c67 ACM |
2352 | } |
2353 | ||
602ad878 | 2354 | if (!argc && target__none(&trace.opts.target)) |
ee76120e NK |
2355 | trace.opts.target.system_wide = true; |
2356 | ||
6810fc91 DA |
2357 | if (input_name) |
2358 | err = trace__replay(&trace); | |
2359 | else | |
2360 | err = trace__run(&trace, argc, argv); | |
1302d88e | 2361 | |
c24ff998 ACM |
2362 | out_close: |
2363 | if (output_name != NULL) | |
2364 | fclose(trace.output); | |
2365 | out: | |
1302d88e | 2366 | return err; |
514f1c67 | 2367 | } |