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" |
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 | ||
79d26a6a BH |
40 | #ifndef EFD_SEMAPHORE |
41 | # define EFD_SEMAPHORE 1 | |
42 | #endif | |
43 | ||
77170988 ACM |
44 | struct tp_field { |
45 | int offset; | |
46 | union { | |
47 | u64 (*integer)(struct tp_field *field, struct perf_sample *sample); | |
48 | void *(*pointer)(struct tp_field *field, struct perf_sample *sample); | |
49 | }; | |
50 | }; | |
51 | ||
52 | #define TP_UINT_FIELD(bits) \ | |
53 | static u64 tp_field__u##bits(struct tp_field *field, struct perf_sample *sample) \ | |
54 | { \ | |
55 | return *(u##bits *)(sample->raw_data + field->offset); \ | |
56 | } | |
57 | ||
58 | TP_UINT_FIELD(8); | |
59 | TP_UINT_FIELD(16); | |
60 | TP_UINT_FIELD(32); | |
61 | TP_UINT_FIELD(64); | |
62 | ||
63 | #define TP_UINT_FIELD__SWAPPED(bits) \ | |
64 | static u64 tp_field__swapped_u##bits(struct tp_field *field, struct perf_sample *sample) \ | |
65 | { \ | |
66 | u##bits value = *(u##bits *)(sample->raw_data + field->offset); \ | |
67 | return bswap_##bits(value);\ | |
68 | } | |
69 | ||
70 | TP_UINT_FIELD__SWAPPED(16); | |
71 | TP_UINT_FIELD__SWAPPED(32); | |
72 | TP_UINT_FIELD__SWAPPED(64); | |
73 | ||
74 | static int tp_field__init_uint(struct tp_field *field, | |
75 | struct format_field *format_field, | |
76 | bool needs_swap) | |
77 | { | |
78 | field->offset = format_field->offset; | |
79 | ||
80 | switch (format_field->size) { | |
81 | case 1: | |
82 | field->integer = tp_field__u8; | |
83 | break; | |
84 | case 2: | |
85 | field->integer = needs_swap ? tp_field__swapped_u16 : tp_field__u16; | |
86 | break; | |
87 | case 4: | |
88 | field->integer = needs_swap ? tp_field__swapped_u32 : tp_field__u32; | |
89 | break; | |
90 | case 8: | |
91 | field->integer = needs_swap ? tp_field__swapped_u64 : tp_field__u64; | |
92 | break; | |
93 | default: | |
94 | return -1; | |
95 | } | |
96 | ||
97 | return 0; | |
98 | } | |
99 | ||
100 | static void *tp_field__ptr(struct tp_field *field, struct perf_sample *sample) | |
101 | { | |
102 | return sample->raw_data + field->offset; | |
103 | } | |
104 | ||
105 | static int tp_field__init_ptr(struct tp_field *field, struct format_field *format_field) | |
106 | { | |
107 | field->offset = format_field->offset; | |
108 | field->pointer = tp_field__ptr; | |
109 | return 0; | |
110 | } | |
111 | ||
112 | struct syscall_tp { | |
113 | struct tp_field id; | |
114 | union { | |
115 | struct tp_field args, ret; | |
116 | }; | |
117 | }; | |
118 | ||
119 | static int perf_evsel__init_tp_uint_field(struct perf_evsel *evsel, | |
120 | struct tp_field *field, | |
121 | const char *name) | |
122 | { | |
123 | struct format_field *format_field = perf_evsel__field(evsel, name); | |
124 | ||
125 | if (format_field == NULL) | |
126 | return -1; | |
127 | ||
128 | return tp_field__init_uint(field, format_field, evsel->needs_swap); | |
129 | } | |
130 | ||
131 | #define perf_evsel__init_sc_tp_uint_field(evsel, name) \ | |
132 | ({ struct syscall_tp *sc = evsel->priv;\ | |
133 | perf_evsel__init_tp_uint_field(evsel, &sc->name, #name); }) | |
134 | ||
135 | static int perf_evsel__init_tp_ptr_field(struct perf_evsel *evsel, | |
136 | struct tp_field *field, | |
137 | const char *name) | |
138 | { | |
139 | struct format_field *format_field = perf_evsel__field(evsel, name); | |
140 | ||
141 | if (format_field == NULL) | |
142 | return -1; | |
143 | ||
144 | return tp_field__init_ptr(field, format_field); | |
145 | } | |
146 | ||
147 | #define perf_evsel__init_sc_tp_ptr_field(evsel, name) \ | |
148 | ({ struct syscall_tp *sc = evsel->priv;\ | |
149 | perf_evsel__init_tp_ptr_field(evsel, &sc->name, #name); }) | |
150 | ||
151 | static void perf_evsel__delete_priv(struct perf_evsel *evsel) | |
152 | { | |
04662523 | 153 | zfree(&evsel->priv); |
77170988 ACM |
154 | perf_evsel__delete(evsel); |
155 | } | |
156 | ||
96695d44 NK |
157 | static int perf_evsel__init_syscall_tp(struct perf_evsel *evsel, void *handler) |
158 | { | |
159 | evsel->priv = malloc(sizeof(struct syscall_tp)); | |
160 | if (evsel->priv != NULL) { | |
161 | if (perf_evsel__init_sc_tp_uint_field(evsel, id)) | |
162 | goto out_delete; | |
163 | ||
164 | evsel->handler = handler; | |
165 | return 0; | |
166 | } | |
167 | ||
168 | return -ENOMEM; | |
169 | ||
170 | out_delete: | |
04662523 | 171 | zfree(&evsel->priv); |
96695d44 NK |
172 | return -ENOENT; |
173 | } | |
174 | ||
ef503831 | 175 | static struct perf_evsel *perf_evsel__syscall_newtp(const char *direction, void *handler) |
77170988 | 176 | { |
ef503831 | 177 | struct perf_evsel *evsel = perf_evsel__newtp("raw_syscalls", direction); |
77170988 | 178 | |
9aca7f17 DA |
179 | /* older kernel (e.g., RHEL6) use syscalls:{enter,exit} */ |
180 | if (evsel == NULL) | |
181 | evsel = perf_evsel__newtp("syscalls", direction); | |
182 | ||
77170988 | 183 | if (evsel) { |
96695d44 | 184 | if (perf_evsel__init_syscall_tp(evsel, handler)) |
77170988 | 185 | goto out_delete; |
77170988 ACM |
186 | } |
187 | ||
188 | return evsel; | |
189 | ||
190 | out_delete: | |
191 | perf_evsel__delete_priv(evsel); | |
192 | return NULL; | |
193 | } | |
194 | ||
195 | #define perf_evsel__sc_tp_uint(evsel, name, sample) \ | |
196 | ({ struct syscall_tp *fields = evsel->priv; \ | |
197 | fields->name.integer(&fields->name, sample); }) | |
198 | ||
199 | #define perf_evsel__sc_tp_ptr(evsel, name, sample) \ | |
200 | ({ struct syscall_tp *fields = evsel->priv; \ | |
201 | fields->name.pointer(&fields->name, sample); }) | |
202 | ||
203 | static int perf_evlist__add_syscall_newtp(struct perf_evlist *evlist, | |
204 | void *sys_enter_handler, | |
205 | void *sys_exit_handler) | |
206 | { | |
207 | int ret = -1; | |
77170988 ACM |
208 | struct perf_evsel *sys_enter, *sys_exit; |
209 | ||
ef503831 | 210 | sys_enter = perf_evsel__syscall_newtp("sys_enter", sys_enter_handler); |
77170988 ACM |
211 | if (sys_enter == NULL) |
212 | goto out; | |
213 | ||
214 | if (perf_evsel__init_sc_tp_ptr_field(sys_enter, args)) | |
215 | goto out_delete_sys_enter; | |
216 | ||
ef503831 | 217 | sys_exit = perf_evsel__syscall_newtp("sys_exit", sys_exit_handler); |
77170988 ACM |
218 | if (sys_exit == NULL) |
219 | goto out_delete_sys_enter; | |
220 | ||
221 | if (perf_evsel__init_sc_tp_uint_field(sys_exit, ret)) | |
222 | goto out_delete_sys_exit; | |
223 | ||
224 | perf_evlist__add(evlist, sys_enter); | |
225 | perf_evlist__add(evlist, sys_exit); | |
226 | ||
227 | ret = 0; | |
228 | out: | |
229 | return ret; | |
230 | ||
231 | out_delete_sys_exit: | |
232 | perf_evsel__delete_priv(sys_exit); | |
233 | out_delete_sys_enter: | |
234 | perf_evsel__delete_priv(sys_enter); | |
235 | goto out; | |
236 | } | |
237 | ||
238 | ||
01533e97 ACM |
239 | struct syscall_arg { |
240 | unsigned long val; | |
75b757ca ACM |
241 | struct thread *thread; |
242 | struct trace *trace; | |
1f115cb7 | 243 | void *parm; |
01533e97 ACM |
244 | u8 idx; |
245 | u8 mask; | |
246 | }; | |
247 | ||
1f115cb7 | 248 | struct strarray { |
03e3adc9 | 249 | int offset; |
1f115cb7 ACM |
250 | int nr_entries; |
251 | const char **entries; | |
252 | }; | |
253 | ||
254 | #define DEFINE_STRARRAY(array) struct strarray strarray__##array = { \ | |
255 | .nr_entries = ARRAY_SIZE(array), \ | |
256 | .entries = array, \ | |
257 | } | |
258 | ||
03e3adc9 ACM |
259 | #define DEFINE_STRARRAY_OFFSET(array, off) struct strarray strarray__##array = { \ |
260 | .offset = off, \ | |
261 | .nr_entries = ARRAY_SIZE(array), \ | |
262 | .entries = array, \ | |
263 | } | |
264 | ||
975b7c2f ACM |
265 | static size_t __syscall_arg__scnprintf_strarray(char *bf, size_t size, |
266 | const char *intfmt, | |
267 | struct syscall_arg *arg) | |
1f115cb7 | 268 | { |
1f115cb7 | 269 | struct strarray *sa = arg->parm; |
03e3adc9 | 270 | int idx = arg->val - sa->offset; |
1f115cb7 ACM |
271 | |
272 | if (idx < 0 || idx >= sa->nr_entries) | |
975b7c2f | 273 | return scnprintf(bf, size, intfmt, arg->val); |
1f115cb7 ACM |
274 | |
275 | return scnprintf(bf, size, "%s", sa->entries[idx]); | |
276 | } | |
277 | ||
975b7c2f ACM |
278 | static size_t syscall_arg__scnprintf_strarray(char *bf, size_t size, |
279 | struct syscall_arg *arg) | |
280 | { | |
281 | return __syscall_arg__scnprintf_strarray(bf, size, "%d", arg); | |
282 | } | |
283 | ||
1f115cb7 ACM |
284 | #define SCA_STRARRAY syscall_arg__scnprintf_strarray |
285 | ||
844ae5b4 ACM |
286 | #if defined(__i386__) || defined(__x86_64__) |
287 | /* | |
288 | * FIXME: Make this available to all arches as soon as the ioctl beautifier | |
289 | * gets rewritten to support all arches. | |
290 | */ | |
78645cf3 ACM |
291 | static size_t syscall_arg__scnprintf_strhexarray(char *bf, size_t size, |
292 | struct syscall_arg *arg) | |
293 | { | |
294 | return __syscall_arg__scnprintf_strarray(bf, size, "%#x", arg); | |
295 | } | |
296 | ||
297 | #define SCA_STRHEXARRAY syscall_arg__scnprintf_strhexarray | |
844ae5b4 | 298 | #endif /* defined(__i386__) || defined(__x86_64__) */ |
78645cf3 | 299 | |
75b757ca ACM |
300 | static size_t syscall_arg__scnprintf_fd(char *bf, size_t size, |
301 | struct syscall_arg *arg); | |
302 | ||
303 | #define SCA_FD syscall_arg__scnprintf_fd | |
304 | ||
305 | static size_t syscall_arg__scnprintf_fd_at(char *bf, size_t size, | |
306 | struct syscall_arg *arg) | |
307 | { | |
308 | int fd = arg->val; | |
309 | ||
310 | if (fd == AT_FDCWD) | |
311 | return scnprintf(bf, size, "CWD"); | |
312 | ||
313 | return syscall_arg__scnprintf_fd(bf, size, arg); | |
314 | } | |
315 | ||
316 | #define SCA_FDAT syscall_arg__scnprintf_fd_at | |
317 | ||
318 | static size_t syscall_arg__scnprintf_close_fd(char *bf, size_t size, | |
319 | struct syscall_arg *arg); | |
320 | ||
321 | #define SCA_CLOSE_FD syscall_arg__scnprintf_close_fd | |
322 | ||
6e7eeb51 | 323 | static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, |
01533e97 | 324 | struct syscall_arg *arg) |
13d4ff3e | 325 | { |
01533e97 | 326 | return scnprintf(bf, size, "%#lx", arg->val); |
13d4ff3e ACM |
327 | } |
328 | ||
beccb2b5 ACM |
329 | #define SCA_HEX syscall_arg__scnprintf_hex |
330 | ||
6e7eeb51 | 331 | static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, |
01533e97 | 332 | struct syscall_arg *arg) |
ae685380 | 333 | { |
01533e97 | 334 | int printed = 0, prot = arg->val; |
ae685380 ACM |
335 | |
336 | if (prot == PROT_NONE) | |
337 | return scnprintf(bf, size, "NONE"); | |
338 | #define P_MMAP_PROT(n) \ | |
339 | if (prot & PROT_##n) { \ | |
340 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
341 | prot &= ~PROT_##n; \ | |
342 | } | |
343 | ||
344 | P_MMAP_PROT(EXEC); | |
345 | P_MMAP_PROT(READ); | |
346 | P_MMAP_PROT(WRITE); | |
347 | #ifdef PROT_SEM | |
348 | P_MMAP_PROT(SEM); | |
349 | #endif | |
350 | P_MMAP_PROT(GROWSDOWN); | |
351 | P_MMAP_PROT(GROWSUP); | |
352 | #undef P_MMAP_PROT | |
353 | ||
354 | if (prot) | |
355 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot); | |
356 | ||
357 | return printed; | |
358 | } | |
359 | ||
360 | #define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot | |
361 | ||
6e7eeb51 | 362 | static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size, |
01533e97 | 363 | struct syscall_arg *arg) |
941557e0 | 364 | { |
01533e97 | 365 | int printed = 0, flags = arg->val; |
941557e0 ACM |
366 | |
367 | #define P_MMAP_FLAG(n) \ | |
368 | if (flags & MAP_##n) { \ | |
369 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
370 | flags &= ~MAP_##n; \ | |
371 | } | |
372 | ||
373 | P_MMAP_FLAG(SHARED); | |
374 | P_MMAP_FLAG(PRIVATE); | |
41817815 | 375 | #ifdef MAP_32BIT |
941557e0 | 376 | P_MMAP_FLAG(32BIT); |
41817815 | 377 | #endif |
941557e0 ACM |
378 | P_MMAP_FLAG(ANONYMOUS); |
379 | P_MMAP_FLAG(DENYWRITE); | |
380 | P_MMAP_FLAG(EXECUTABLE); | |
381 | P_MMAP_FLAG(FILE); | |
382 | P_MMAP_FLAG(FIXED); | |
383 | P_MMAP_FLAG(GROWSDOWN); | |
f2935f3e | 384 | #ifdef MAP_HUGETLB |
941557e0 | 385 | P_MMAP_FLAG(HUGETLB); |
f2935f3e | 386 | #endif |
941557e0 ACM |
387 | P_MMAP_FLAG(LOCKED); |
388 | P_MMAP_FLAG(NONBLOCK); | |
389 | P_MMAP_FLAG(NORESERVE); | |
390 | P_MMAP_FLAG(POPULATE); | |
391 | P_MMAP_FLAG(STACK); | |
392 | #ifdef MAP_UNINITIALIZED | |
393 | P_MMAP_FLAG(UNINITIALIZED); | |
394 | #endif | |
395 | #undef P_MMAP_FLAG | |
396 | ||
397 | if (flags) | |
398 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
399 | ||
400 | return printed; | |
401 | } | |
402 | ||
403 | #define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags | |
404 | ||
86998dda AS |
405 | static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size, |
406 | struct syscall_arg *arg) | |
407 | { | |
408 | int printed = 0, flags = arg->val; | |
409 | ||
410 | #define P_MREMAP_FLAG(n) \ | |
411 | if (flags & MREMAP_##n) { \ | |
412 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
413 | flags &= ~MREMAP_##n; \ | |
414 | } | |
415 | ||
416 | P_MREMAP_FLAG(MAYMOVE); | |
417 | #ifdef MREMAP_FIXED | |
418 | P_MREMAP_FLAG(FIXED); | |
419 | #endif | |
420 | #undef P_MREMAP_FLAG | |
421 | ||
422 | if (flags) | |
423 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
424 | ||
425 | return printed; | |
426 | } | |
427 | ||
428 | #define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags | |
429 | ||
6e7eeb51 | 430 | static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, |
01533e97 | 431 | struct syscall_arg *arg) |
9e9716d1 | 432 | { |
01533e97 | 433 | int behavior = arg->val; |
9e9716d1 ACM |
434 | |
435 | switch (behavior) { | |
436 | #define P_MADV_BHV(n) case MADV_##n: return scnprintf(bf, size, #n) | |
437 | P_MADV_BHV(NORMAL); | |
438 | P_MADV_BHV(RANDOM); | |
439 | P_MADV_BHV(SEQUENTIAL); | |
440 | P_MADV_BHV(WILLNEED); | |
441 | P_MADV_BHV(DONTNEED); | |
442 | P_MADV_BHV(REMOVE); | |
443 | P_MADV_BHV(DONTFORK); | |
444 | P_MADV_BHV(DOFORK); | |
445 | P_MADV_BHV(HWPOISON); | |
446 | #ifdef MADV_SOFT_OFFLINE | |
447 | P_MADV_BHV(SOFT_OFFLINE); | |
448 | #endif | |
449 | P_MADV_BHV(MERGEABLE); | |
450 | P_MADV_BHV(UNMERGEABLE); | |
f2935f3e | 451 | #ifdef MADV_HUGEPAGE |
9e9716d1 | 452 | P_MADV_BHV(HUGEPAGE); |
f2935f3e DA |
453 | #endif |
454 | #ifdef MADV_NOHUGEPAGE | |
9e9716d1 | 455 | P_MADV_BHV(NOHUGEPAGE); |
f2935f3e | 456 | #endif |
9e9716d1 ACM |
457 | #ifdef MADV_DONTDUMP |
458 | P_MADV_BHV(DONTDUMP); | |
459 | #endif | |
460 | #ifdef MADV_DODUMP | |
461 | P_MADV_BHV(DODUMP); | |
462 | #endif | |
463 | #undef P_MADV_PHV | |
464 | default: break; | |
465 | } | |
466 | ||
467 | return scnprintf(bf, size, "%#x", behavior); | |
468 | } | |
469 | ||
470 | #define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior | |
471 | ||
5cea6ff2 ACM |
472 | static size_t syscall_arg__scnprintf_flock(char *bf, size_t size, |
473 | struct syscall_arg *arg) | |
474 | { | |
475 | int printed = 0, op = arg->val; | |
476 | ||
477 | if (op == 0) | |
478 | return scnprintf(bf, size, "NONE"); | |
479 | #define P_CMD(cmd) \ | |
480 | if ((op & LOCK_##cmd) == LOCK_##cmd) { \ | |
481 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #cmd); \ | |
482 | op &= ~LOCK_##cmd; \ | |
483 | } | |
484 | ||
485 | P_CMD(SH); | |
486 | P_CMD(EX); | |
487 | P_CMD(NB); | |
488 | P_CMD(UN); | |
489 | P_CMD(MAND); | |
490 | P_CMD(RW); | |
491 | P_CMD(READ); | |
492 | P_CMD(WRITE); | |
493 | #undef P_OP | |
494 | ||
495 | if (op) | |
496 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", op); | |
497 | ||
498 | return printed; | |
499 | } | |
500 | ||
501 | #define SCA_FLOCK syscall_arg__scnprintf_flock | |
502 | ||
01533e97 | 503 | static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct syscall_arg *arg) |
f9da0b0c ACM |
504 | { |
505 | enum syscall_futex_args { | |
506 | SCF_UADDR = (1 << 0), | |
507 | SCF_OP = (1 << 1), | |
508 | SCF_VAL = (1 << 2), | |
509 | SCF_TIMEOUT = (1 << 3), | |
510 | SCF_UADDR2 = (1 << 4), | |
511 | SCF_VAL3 = (1 << 5), | |
512 | }; | |
01533e97 | 513 | int op = arg->val; |
f9da0b0c ACM |
514 | int cmd = op & FUTEX_CMD_MASK; |
515 | size_t printed = 0; | |
516 | ||
517 | switch (cmd) { | |
518 | #define P_FUTEX_OP(n) case FUTEX_##n: printed = scnprintf(bf, size, #n); | |
01533e97 ACM |
519 | P_FUTEX_OP(WAIT); arg->mask |= SCF_VAL3|SCF_UADDR2; break; |
520 | P_FUTEX_OP(WAKE); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; | |
521 | P_FUTEX_OP(FD); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; | |
522 | P_FUTEX_OP(REQUEUE); arg->mask |= SCF_VAL3|SCF_TIMEOUT; break; | |
523 | P_FUTEX_OP(CMP_REQUEUE); arg->mask |= SCF_TIMEOUT; break; | |
524 | P_FUTEX_OP(CMP_REQUEUE_PI); arg->mask |= SCF_TIMEOUT; break; | |
f9da0b0c | 525 | P_FUTEX_OP(WAKE_OP); break; |
01533e97 ACM |
526 | P_FUTEX_OP(LOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; |
527 | P_FUTEX_OP(UNLOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2|SCF_TIMEOUT; break; | |
528 | P_FUTEX_OP(TRYLOCK_PI); arg->mask |= SCF_VAL3|SCF_UADDR2; break; | |
529 | P_FUTEX_OP(WAIT_BITSET); arg->mask |= SCF_UADDR2; break; | |
530 | P_FUTEX_OP(WAKE_BITSET); arg->mask |= SCF_UADDR2; break; | |
f9da0b0c ACM |
531 | P_FUTEX_OP(WAIT_REQUEUE_PI); break; |
532 | default: printed = scnprintf(bf, size, "%#x", cmd); break; | |
533 | } | |
534 | ||
535 | if (op & FUTEX_PRIVATE_FLAG) | |
536 | printed += scnprintf(bf + printed, size - printed, "|PRIV"); | |
537 | ||
538 | if (op & FUTEX_CLOCK_REALTIME) | |
539 | printed += scnprintf(bf + printed, size - printed, "|CLKRT"); | |
540 | ||
541 | return printed; | |
542 | } | |
543 | ||
efe6b882 ACM |
544 | #define SCA_FUTEX_OP syscall_arg__scnprintf_futex_op |
545 | ||
03e3adc9 ACM |
546 | static const char *epoll_ctl_ops[] = { "ADD", "DEL", "MOD", }; |
547 | static DEFINE_STRARRAY_OFFSET(epoll_ctl_ops, 1); | |
eac032c5 | 548 | |
1f115cb7 ACM |
549 | static const char *itimers[] = { "REAL", "VIRTUAL", "PROF", }; |
550 | static DEFINE_STRARRAY(itimers); | |
551 | ||
efe6b882 ACM |
552 | static const char *whences[] = { "SET", "CUR", "END", |
553 | #ifdef SEEK_DATA | |
554 | "DATA", | |
555 | #endif | |
556 | #ifdef SEEK_HOLE | |
557 | "HOLE", | |
558 | #endif | |
559 | }; | |
560 | static DEFINE_STRARRAY(whences); | |
f9da0b0c | 561 | |
80f587d5 ACM |
562 | static const char *fcntl_cmds[] = { |
563 | "DUPFD", "GETFD", "SETFD", "GETFL", "SETFL", "GETLK", "SETLK", | |
564 | "SETLKW", "SETOWN", "GETOWN", "SETSIG", "GETSIG", "F_GETLK64", | |
565 | "F_SETLK64", "F_SETLKW64", "F_SETOWN_EX", "F_GETOWN_EX", | |
566 | "F_GETOWNER_UIDS", | |
567 | }; | |
568 | static DEFINE_STRARRAY(fcntl_cmds); | |
569 | ||
c045bf02 ACM |
570 | static const char *rlimit_resources[] = { |
571 | "CPU", "FSIZE", "DATA", "STACK", "CORE", "RSS", "NPROC", "NOFILE", | |
572 | "MEMLOCK", "AS", "LOCKS", "SIGPENDING", "MSGQUEUE", "NICE", "RTPRIO", | |
573 | "RTTIME", | |
574 | }; | |
575 | static DEFINE_STRARRAY(rlimit_resources); | |
576 | ||
eb5b1b14 ACM |
577 | static const char *sighow[] = { "BLOCK", "UNBLOCK", "SETMASK", }; |
578 | static DEFINE_STRARRAY(sighow); | |
579 | ||
4f8c1b74 DA |
580 | static const char *clockid[] = { |
581 | "REALTIME", "MONOTONIC", "PROCESS_CPUTIME_ID", "THREAD_CPUTIME_ID", | |
582 | "MONOTONIC_RAW", "REALTIME_COARSE", "MONOTONIC_COARSE", | |
583 | }; | |
584 | static DEFINE_STRARRAY(clockid); | |
585 | ||
e10bce81 ACM |
586 | static const char *socket_families[] = { |
587 | "UNSPEC", "LOCAL", "INET", "AX25", "IPX", "APPLETALK", "NETROM", | |
588 | "BRIDGE", "ATMPVC", "X25", "INET6", "ROSE", "DECnet", "NETBEUI", | |
589 | "SECURITY", "KEY", "NETLINK", "PACKET", "ASH", "ECONET", "ATMSVC", | |
590 | "RDS", "SNA", "IRDA", "PPPOX", "WANPIPE", "LLC", "IB", "CAN", "TIPC", | |
591 | "BLUETOOTH", "IUCV", "RXRPC", "ISDN", "PHONET", "IEEE802154", "CAIF", | |
592 | "ALG", "NFC", "VSOCK", | |
593 | }; | |
594 | static DEFINE_STRARRAY(socket_families); | |
595 | ||
a28b24b2 ACM |
596 | #ifndef SOCK_TYPE_MASK |
597 | #define SOCK_TYPE_MASK 0xf | |
598 | #endif | |
599 | ||
600 | static size_t syscall_arg__scnprintf_socket_type(char *bf, size_t size, | |
601 | struct syscall_arg *arg) | |
602 | { | |
603 | size_t printed; | |
604 | int type = arg->val, | |
605 | flags = type & ~SOCK_TYPE_MASK; | |
606 | ||
607 | type &= SOCK_TYPE_MASK; | |
608 | /* | |
609 | * Can't use a strarray, MIPS may override for ABI reasons. | |
610 | */ | |
611 | switch (type) { | |
612 | #define P_SK_TYPE(n) case SOCK_##n: printed = scnprintf(bf, size, #n); break; | |
613 | P_SK_TYPE(STREAM); | |
614 | P_SK_TYPE(DGRAM); | |
615 | P_SK_TYPE(RAW); | |
616 | P_SK_TYPE(RDM); | |
617 | P_SK_TYPE(SEQPACKET); | |
618 | P_SK_TYPE(DCCP); | |
619 | P_SK_TYPE(PACKET); | |
620 | #undef P_SK_TYPE | |
621 | default: | |
622 | printed = scnprintf(bf, size, "%#x", type); | |
623 | } | |
624 | ||
625 | #define P_SK_FLAG(n) \ | |
626 | if (flags & SOCK_##n) { \ | |
627 | printed += scnprintf(bf + printed, size - printed, "|%s", #n); \ | |
628 | flags &= ~SOCK_##n; \ | |
629 | } | |
630 | ||
631 | P_SK_FLAG(CLOEXEC); | |
632 | P_SK_FLAG(NONBLOCK); | |
633 | #undef P_SK_FLAG | |
634 | ||
635 | if (flags) | |
636 | printed += scnprintf(bf + printed, size - printed, "|%#x", flags); | |
637 | ||
638 | return printed; | |
639 | } | |
640 | ||
641 | #define SCA_SK_TYPE syscall_arg__scnprintf_socket_type | |
642 | ||
b2cc99fd ACM |
643 | #ifndef MSG_PROBE |
644 | #define MSG_PROBE 0x10 | |
645 | #endif | |
b6e8f8f4 DA |
646 | #ifndef MSG_WAITFORONE |
647 | #define MSG_WAITFORONE 0x10000 | |
648 | #endif | |
b2cc99fd ACM |
649 | #ifndef MSG_SENDPAGE_NOTLAST |
650 | #define MSG_SENDPAGE_NOTLAST 0x20000 | |
651 | #endif | |
652 | #ifndef MSG_FASTOPEN | |
653 | #define MSG_FASTOPEN 0x20000000 | |
654 | #endif | |
655 | ||
656 | static size_t syscall_arg__scnprintf_msg_flags(char *bf, size_t size, | |
657 | struct syscall_arg *arg) | |
658 | { | |
659 | int printed = 0, flags = arg->val; | |
660 | ||
661 | if (flags == 0) | |
662 | return scnprintf(bf, size, "NONE"); | |
663 | #define P_MSG_FLAG(n) \ | |
664 | if (flags & MSG_##n) { \ | |
665 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
666 | flags &= ~MSG_##n; \ | |
667 | } | |
668 | ||
669 | P_MSG_FLAG(OOB); | |
670 | P_MSG_FLAG(PEEK); | |
671 | P_MSG_FLAG(DONTROUTE); | |
672 | P_MSG_FLAG(TRYHARD); | |
673 | P_MSG_FLAG(CTRUNC); | |
674 | P_MSG_FLAG(PROBE); | |
675 | P_MSG_FLAG(TRUNC); | |
676 | P_MSG_FLAG(DONTWAIT); | |
677 | P_MSG_FLAG(EOR); | |
678 | P_MSG_FLAG(WAITALL); | |
679 | P_MSG_FLAG(FIN); | |
680 | P_MSG_FLAG(SYN); | |
681 | P_MSG_FLAG(CONFIRM); | |
682 | P_MSG_FLAG(RST); | |
683 | P_MSG_FLAG(ERRQUEUE); | |
684 | P_MSG_FLAG(NOSIGNAL); | |
685 | P_MSG_FLAG(MORE); | |
686 | P_MSG_FLAG(WAITFORONE); | |
687 | P_MSG_FLAG(SENDPAGE_NOTLAST); | |
688 | P_MSG_FLAG(FASTOPEN); | |
689 | P_MSG_FLAG(CMSG_CLOEXEC); | |
690 | #undef P_MSG_FLAG | |
691 | ||
692 | if (flags) | |
693 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
694 | ||
695 | return printed; | |
696 | } | |
697 | ||
698 | #define SCA_MSG_FLAGS syscall_arg__scnprintf_msg_flags | |
699 | ||
51108999 ACM |
700 | static size_t syscall_arg__scnprintf_access_mode(char *bf, size_t size, |
701 | struct syscall_arg *arg) | |
702 | { | |
703 | size_t printed = 0; | |
704 | int mode = arg->val; | |
705 | ||
706 | if (mode == F_OK) /* 0 */ | |
707 | return scnprintf(bf, size, "F"); | |
708 | #define P_MODE(n) \ | |
709 | if (mode & n##_OK) { \ | |
710 | printed += scnprintf(bf + printed, size - printed, "%s", #n); \ | |
711 | mode &= ~n##_OK; \ | |
712 | } | |
713 | ||
714 | P_MODE(R); | |
715 | P_MODE(W); | |
716 | P_MODE(X); | |
717 | #undef P_MODE | |
718 | ||
719 | if (mode) | |
720 | printed += scnprintf(bf + printed, size - printed, "|%#x", mode); | |
721 | ||
722 | return printed; | |
723 | } | |
724 | ||
725 | #define SCA_ACCMODE syscall_arg__scnprintf_access_mode | |
726 | ||
be65a89a | 727 | static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, |
01533e97 | 728 | struct syscall_arg *arg) |
be65a89a | 729 | { |
01533e97 | 730 | int printed = 0, flags = arg->val; |
be65a89a ACM |
731 | |
732 | if (!(flags & O_CREAT)) | |
01533e97 | 733 | arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */ |
be65a89a ACM |
734 | |
735 | if (flags == 0) | |
736 | return scnprintf(bf, size, "RDONLY"); | |
737 | #define P_FLAG(n) \ | |
738 | if (flags & O_##n) { \ | |
739 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
740 | flags &= ~O_##n; \ | |
741 | } | |
742 | ||
743 | P_FLAG(APPEND); | |
744 | P_FLAG(ASYNC); | |
745 | P_FLAG(CLOEXEC); | |
746 | P_FLAG(CREAT); | |
747 | P_FLAG(DIRECT); | |
748 | P_FLAG(DIRECTORY); | |
749 | P_FLAG(EXCL); | |
750 | P_FLAG(LARGEFILE); | |
751 | P_FLAG(NOATIME); | |
752 | P_FLAG(NOCTTY); | |
753 | #ifdef O_NONBLOCK | |
754 | P_FLAG(NONBLOCK); | |
755 | #elif O_NDELAY | |
756 | P_FLAG(NDELAY); | |
757 | #endif | |
758 | #ifdef O_PATH | |
759 | P_FLAG(PATH); | |
760 | #endif | |
761 | P_FLAG(RDWR); | |
762 | #ifdef O_DSYNC | |
763 | if ((flags & O_SYNC) == O_SYNC) | |
764 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", "SYNC"); | |
765 | else { | |
766 | P_FLAG(DSYNC); | |
767 | } | |
768 | #else | |
769 | P_FLAG(SYNC); | |
770 | #endif | |
771 | P_FLAG(TRUNC); | |
772 | P_FLAG(WRONLY); | |
773 | #undef P_FLAG | |
774 | ||
775 | if (flags) | |
776 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
777 | ||
778 | return printed; | |
779 | } | |
780 | ||
781 | #define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags | |
782 | ||
49af9e93 ACM |
783 | static size_t syscall_arg__scnprintf_eventfd_flags(char *bf, size_t size, |
784 | struct syscall_arg *arg) | |
785 | { | |
786 | int printed = 0, flags = arg->val; | |
787 | ||
788 | if (flags == 0) | |
789 | return scnprintf(bf, size, "NONE"); | |
790 | #define P_FLAG(n) \ | |
791 | if (flags & EFD_##n) { \ | |
792 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
793 | flags &= ~EFD_##n; \ | |
794 | } | |
795 | ||
796 | P_FLAG(SEMAPHORE); | |
797 | P_FLAG(CLOEXEC); | |
798 | P_FLAG(NONBLOCK); | |
799 | #undef P_FLAG | |
800 | ||
801 | if (flags) | |
802 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
803 | ||
804 | return printed; | |
805 | } | |
806 | ||
807 | #define SCA_EFD_FLAGS syscall_arg__scnprintf_eventfd_flags | |
808 | ||
46cce19b ACM |
809 | static size_t syscall_arg__scnprintf_pipe_flags(char *bf, size_t size, |
810 | struct syscall_arg *arg) | |
811 | { | |
812 | int printed = 0, flags = arg->val; | |
813 | ||
814 | #define P_FLAG(n) \ | |
815 | if (flags & O_##n) { \ | |
816 | printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ | |
817 | flags &= ~O_##n; \ | |
818 | } | |
819 | ||
820 | P_FLAG(CLOEXEC); | |
821 | P_FLAG(NONBLOCK); | |
822 | #undef P_FLAG | |
823 | ||
824 | if (flags) | |
825 | printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); | |
826 | ||
827 | return printed; | |
828 | } | |
829 | ||
830 | #define SCA_PIPE_FLAGS syscall_arg__scnprintf_pipe_flags | |
831 | ||
8bad5b0a ACM |
832 | static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg) |
833 | { | |
834 | int sig = arg->val; | |
835 | ||
836 | switch (sig) { | |
837 | #define P_SIGNUM(n) case SIG##n: return scnprintf(bf, size, #n) | |
838 | P_SIGNUM(HUP); | |
839 | P_SIGNUM(INT); | |
840 | P_SIGNUM(QUIT); | |
841 | P_SIGNUM(ILL); | |
842 | P_SIGNUM(TRAP); | |
843 | P_SIGNUM(ABRT); | |
844 | P_SIGNUM(BUS); | |
845 | P_SIGNUM(FPE); | |
846 | P_SIGNUM(KILL); | |
847 | P_SIGNUM(USR1); | |
848 | P_SIGNUM(SEGV); | |
849 | P_SIGNUM(USR2); | |
850 | P_SIGNUM(PIPE); | |
851 | P_SIGNUM(ALRM); | |
852 | P_SIGNUM(TERM); | |
8bad5b0a ACM |
853 | P_SIGNUM(CHLD); |
854 | P_SIGNUM(CONT); | |
855 | P_SIGNUM(STOP); | |
856 | P_SIGNUM(TSTP); | |
857 | P_SIGNUM(TTIN); | |
858 | P_SIGNUM(TTOU); | |
859 | P_SIGNUM(URG); | |
860 | P_SIGNUM(XCPU); | |
861 | P_SIGNUM(XFSZ); | |
862 | P_SIGNUM(VTALRM); | |
863 | P_SIGNUM(PROF); | |
864 | P_SIGNUM(WINCH); | |
865 | P_SIGNUM(IO); | |
866 | P_SIGNUM(PWR); | |
867 | P_SIGNUM(SYS); | |
02c5bb4a BH |
868 | #ifdef SIGEMT |
869 | P_SIGNUM(EMT); | |
870 | #endif | |
871 | #ifdef SIGSTKFLT | |
872 | P_SIGNUM(STKFLT); | |
873 | #endif | |
874 | #ifdef SIGSWI | |
875 | P_SIGNUM(SWI); | |
876 | #endif | |
8bad5b0a ACM |
877 | default: break; |
878 | } | |
879 | ||
880 | return scnprintf(bf, size, "%#x", sig); | |
881 | } | |
882 | ||
883 | #define SCA_SIGNUM syscall_arg__scnprintf_signum | |
884 | ||
844ae5b4 ACM |
885 | #if defined(__i386__) || defined(__x86_64__) |
886 | /* | |
887 | * FIXME: Make this available to all arches. | |
888 | */ | |
78645cf3 ACM |
889 | #define TCGETS 0x5401 |
890 | ||
891 | static const char *tioctls[] = { | |
892 | "TCGETS", "TCSETS", "TCSETSW", "TCSETSF", "TCGETA", "TCSETA", "TCSETAW", | |
893 | "TCSETAF", "TCSBRK", "TCXONC", "TCFLSH", "TIOCEXCL", "TIOCNXCL", | |
894 | "TIOCSCTTY", "TIOCGPGRP", "TIOCSPGRP", "TIOCOUTQ", "TIOCSTI", | |
895 | "TIOCGWINSZ", "TIOCSWINSZ", "TIOCMGET", "TIOCMBIS", "TIOCMBIC", | |
896 | "TIOCMSET", "TIOCGSOFTCAR", "TIOCSSOFTCAR", "FIONREAD", "TIOCLINUX", | |
897 | "TIOCCONS", "TIOCGSERIAL", "TIOCSSERIAL", "TIOCPKT", "FIONBIO", | |
898 | "TIOCNOTTY", "TIOCSETD", "TIOCGETD", "TCSBRKP", [0x27] = "TIOCSBRK", | |
899 | "TIOCCBRK", "TIOCGSID", "TCGETS2", "TCSETS2", "TCSETSW2", "TCSETSF2", | |
900 | "TIOCGRS485", "TIOCSRS485", "TIOCGPTN", "TIOCSPTLCK", | |
901 | "TIOCGDEV||TCGETX", "TCSETX", "TCSETXF", "TCSETXW", "TIOCSIG", | |
902 | "TIOCVHANGUP", "TIOCGPKT", "TIOCGPTLCK", "TIOCGEXCL", | |
903 | [0x50] = "FIONCLEX", "FIOCLEX", "FIOASYNC", "TIOCSERCONFIG", | |
904 | "TIOCSERGWILD", "TIOCSERSWILD", "TIOCGLCKTRMIOS", "TIOCSLCKTRMIOS", | |
905 | "TIOCSERGSTRUCT", "TIOCSERGETLSR", "TIOCSERGETMULTI", "TIOCSERSETMULTI", | |
906 | "TIOCMIWAIT", "TIOCGICOUNT", [0x60] = "FIOQSIZE", | |
907 | }; | |
908 | ||
909 | static DEFINE_STRARRAY_OFFSET(tioctls, 0x5401); | |
844ae5b4 | 910 | #endif /* defined(__i386__) || defined(__x86_64__) */ |
78645cf3 | 911 | |
453350dd ACM |
912 | #define STRARRAY(arg, name, array) \ |
913 | .arg_scnprintf = { [arg] = SCA_STRARRAY, }, \ | |
914 | .arg_parm = { [arg] = &strarray__##array, } | |
915 | ||
514f1c67 ACM |
916 | static struct syscall_fmt { |
917 | const char *name; | |
aec1930b | 918 | const char *alias; |
01533e97 | 919 | size_t (*arg_scnprintf[6])(char *bf, size_t size, struct syscall_arg *arg); |
1f115cb7 | 920 | void *arg_parm[6]; |
514f1c67 ACM |
921 | bool errmsg; |
922 | bool timeout; | |
04b34729 | 923 | bool hexret; |
514f1c67 | 924 | } syscall_fmts[] = { |
51108999 ACM |
925 | { .name = "access", .errmsg = true, |
926 | .arg_scnprintf = { [1] = SCA_ACCMODE, /* mode */ }, }, | |
aec1930b | 927 | { .name = "arch_prctl", .errmsg = true, .alias = "prctl", }, |
beccb2b5 ACM |
928 | { .name = "brk", .hexret = true, |
929 | .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, }, | |
4f8c1b74 | 930 | { .name = "clock_gettime", .errmsg = true, STRARRAY(0, clk_id, clockid), }, |
75b757ca ACM |
931 | { .name = "close", .errmsg = true, |
932 | .arg_scnprintf = { [0] = SCA_CLOSE_FD, /* fd */ }, }, | |
a14bb860 | 933 | { .name = "connect", .errmsg = true, }, |
75b757ca ACM |
934 | { .name = "dup", .errmsg = true, |
935 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
936 | { .name = "dup2", .errmsg = true, | |
937 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
938 | { .name = "dup3", .errmsg = true, | |
939 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
453350dd | 940 | { .name = "epoll_ctl", .errmsg = true, STRARRAY(1, op, epoll_ctl_ops), }, |
49af9e93 ACM |
941 | { .name = "eventfd2", .errmsg = true, |
942 | .arg_scnprintf = { [1] = SCA_EFD_FLAGS, /* flags */ }, }, | |
75b757ca ACM |
943 | { .name = "faccessat", .errmsg = true, |
944 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
945 | { .name = "fadvise64", .errmsg = true, | |
946 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
947 | { .name = "fallocate", .errmsg = true, | |
948 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
949 | { .name = "fchdir", .errmsg = true, | |
950 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
951 | { .name = "fchmod", .errmsg = true, | |
952 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
953 | { .name = "fchmodat", .errmsg = true, | |
954 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
955 | { .name = "fchown", .errmsg = true, | |
956 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
957 | { .name = "fchownat", .errmsg = true, | |
958 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
959 | { .name = "fcntl", .errmsg = true, | |
960 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ | |
961 | [1] = SCA_STRARRAY, /* cmd */ }, | |
962 | .arg_parm = { [1] = &strarray__fcntl_cmds, /* cmd */ }, }, | |
963 | { .name = "fdatasync", .errmsg = true, | |
964 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
5cea6ff2 | 965 | { .name = "flock", .errmsg = true, |
75b757ca ACM |
966 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
967 | [1] = SCA_FLOCK, /* cmd */ }, }, | |
968 | { .name = "fsetxattr", .errmsg = true, | |
969 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
970 | { .name = "fstat", .errmsg = true, .alias = "newfstat", | |
971 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
972 | { .name = "fstatat", .errmsg = true, .alias = "newfstatat", | |
973 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
974 | { .name = "fstatfs", .errmsg = true, | |
975 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
976 | { .name = "fsync", .errmsg = true, | |
977 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
978 | { .name = "ftruncate", .errmsg = true, | |
979 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
f9da0b0c ACM |
980 | { .name = "futex", .errmsg = true, |
981 | .arg_scnprintf = { [1] = SCA_FUTEX_OP, /* op */ }, }, | |
75b757ca ACM |
982 | { .name = "futimesat", .errmsg = true, |
983 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
984 | { .name = "getdents", .errmsg = true, | |
985 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
986 | { .name = "getdents64", .errmsg = true, | |
987 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
453350dd ACM |
988 | { .name = "getitimer", .errmsg = true, STRARRAY(0, which, itimers), }, |
989 | { .name = "getrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), }, | |
beccb2b5 | 990 | { .name = "ioctl", .errmsg = true, |
75b757ca | 991 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ |
844ae5b4 ACM |
992 | #if defined(__i386__) || defined(__x86_64__) |
993 | /* | |
994 | * FIXME: Make this available to all arches. | |
995 | */ | |
78645cf3 ACM |
996 | [1] = SCA_STRHEXARRAY, /* cmd */ |
997 | [2] = SCA_HEX, /* arg */ }, | |
998 | .arg_parm = { [1] = &strarray__tioctls, /* cmd */ }, }, | |
844ae5b4 ACM |
999 | #else |
1000 | [2] = SCA_HEX, /* arg */ }, }, | |
1001 | #endif | |
8bad5b0a ACM |
1002 | { .name = "kill", .errmsg = true, |
1003 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, | |
75b757ca ACM |
1004 | { .name = "linkat", .errmsg = true, |
1005 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
1006 | { .name = "lseek", .errmsg = true, | |
1007 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ | |
1008 | [2] = SCA_STRARRAY, /* whence */ }, | |
1009 | .arg_parm = { [2] = &strarray__whences, /* whence */ }, }, | |
e5959683 | 1010 | { .name = "lstat", .errmsg = true, .alias = "newlstat", }, |
9e9716d1 ACM |
1011 | { .name = "madvise", .errmsg = true, |
1012 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ | |
1013 | [2] = SCA_MADV_BHV, /* behavior */ }, }, | |
75b757ca ACM |
1014 | { .name = "mkdirat", .errmsg = true, |
1015 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
1016 | { .name = "mknodat", .errmsg = true, | |
1017 | .arg_scnprintf = { [0] = SCA_FDAT, /* fd */ }, }, | |
3d903aa7 ACM |
1018 | { .name = "mlock", .errmsg = true, |
1019 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
1020 | { .name = "mlockall", .errmsg = true, | |
1021 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
beccb2b5 | 1022 | { .name = "mmap", .hexret = true, |
ae685380 | 1023 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ |
941557e0 | 1024 | [2] = SCA_MMAP_PROT, /* prot */ |
73faab3a NK |
1025 | [3] = SCA_MMAP_FLAGS, /* flags */ |
1026 | [4] = SCA_FD, /* fd */ }, }, | |
beccb2b5 | 1027 | { .name = "mprotect", .errmsg = true, |
ae685380 ACM |
1028 | .arg_scnprintf = { [0] = SCA_HEX, /* start */ |
1029 | [2] = SCA_MMAP_PROT, /* prot */ }, }, | |
1030 | { .name = "mremap", .hexret = true, | |
1031 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ | |
86998dda | 1032 | [3] = SCA_MREMAP_FLAGS, /* flags */ |
ae685380 | 1033 | [4] = SCA_HEX, /* new_addr */ }, }, |
3d903aa7 ACM |
1034 | { .name = "munlock", .errmsg = true, |
1035 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
beccb2b5 ACM |
1036 | { .name = "munmap", .errmsg = true, |
1037 | .arg_scnprintf = { [0] = SCA_HEX, /* addr */ }, }, | |
75b757ca ACM |
1038 | { .name = "name_to_handle_at", .errmsg = true, |
1039 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
1040 | { .name = "newfstatat", .errmsg = true, | |
1041 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
be65a89a ACM |
1042 | { .name = "open", .errmsg = true, |
1043 | .arg_scnprintf = { [1] = SCA_OPEN_FLAGS, /* flags */ }, }, | |
31cd3855 | 1044 | { .name = "open_by_handle_at", .errmsg = true, |
75b757ca ACM |
1045 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ |
1046 | [2] = SCA_OPEN_FLAGS, /* flags */ }, }, | |
31cd3855 | 1047 | { .name = "openat", .errmsg = true, |
75b757ca ACM |
1048 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ |
1049 | [2] = SCA_OPEN_FLAGS, /* flags */ }, }, | |
46cce19b ACM |
1050 | { .name = "pipe2", .errmsg = true, |
1051 | .arg_scnprintf = { [1] = SCA_PIPE_FLAGS, /* flags */ }, }, | |
aec1930b ACM |
1052 | { .name = "poll", .errmsg = true, .timeout = true, }, |
1053 | { .name = "ppoll", .errmsg = true, .timeout = true, }, | |
75b757ca ACM |
1054 | { .name = "pread", .errmsg = true, .alias = "pread64", |
1055 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1056 | { .name = "preadv", .errmsg = true, .alias = "pread", | |
1057 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
453350dd | 1058 | { .name = "prlimit64", .errmsg = true, STRARRAY(1, resource, rlimit_resources), }, |
75b757ca ACM |
1059 | { .name = "pwrite", .errmsg = true, .alias = "pwrite64", |
1060 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1061 | { .name = "pwritev", .errmsg = true, | |
1062 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1063 | { .name = "read", .errmsg = true, | |
1064 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1065 | { .name = "readlinkat", .errmsg = true, | |
1066 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
1067 | { .name = "readv", .errmsg = true, | |
1068 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
b2cc99fd ACM |
1069 | { .name = "recvfrom", .errmsg = true, |
1070 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1071 | { .name = "recvmmsg", .errmsg = true, | |
1072 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1073 | { .name = "recvmsg", .errmsg = true, | |
1074 | .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, }, | |
75b757ca ACM |
1075 | { .name = "renameat", .errmsg = true, |
1076 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
8bad5b0a ACM |
1077 | { .name = "rt_sigaction", .errmsg = true, |
1078 | .arg_scnprintf = { [0] = SCA_SIGNUM, /* sig */ }, }, | |
453350dd | 1079 | { .name = "rt_sigprocmask", .errmsg = true, STRARRAY(0, how, sighow), }, |
8bad5b0a ACM |
1080 | { .name = "rt_sigqueueinfo", .errmsg = true, |
1081 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, | |
1082 | { .name = "rt_tgsigqueueinfo", .errmsg = true, | |
1083 | .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, }, | |
aec1930b | 1084 | { .name = "select", .errmsg = true, .timeout = true, }, |
b2cc99fd ACM |
1085 | { .name = "sendmmsg", .errmsg = true, |
1086 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1087 | { .name = "sendmsg", .errmsg = true, | |
1088 | .arg_scnprintf = { [2] = SCA_MSG_FLAGS, /* flags */ }, }, | |
1089 | { .name = "sendto", .errmsg = true, | |
1090 | .arg_scnprintf = { [3] = SCA_MSG_FLAGS, /* flags */ }, }, | |
453350dd ACM |
1091 | { .name = "setitimer", .errmsg = true, STRARRAY(0, which, itimers), }, |
1092 | { .name = "setrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), }, | |
75b757ca ACM |
1093 | { .name = "shutdown", .errmsg = true, |
1094 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
e10bce81 | 1095 | { .name = "socket", .errmsg = true, |
a28b24b2 ACM |
1096 | .arg_scnprintf = { [0] = SCA_STRARRAY, /* family */ |
1097 | [1] = SCA_SK_TYPE, /* type */ }, | |
07120aa5 ACM |
1098 | .arg_parm = { [0] = &strarray__socket_families, /* family */ }, }, |
1099 | { .name = "socketpair", .errmsg = true, | |
1100 | .arg_scnprintf = { [0] = SCA_STRARRAY, /* family */ | |
1101 | [1] = SCA_SK_TYPE, /* type */ }, | |
e10bce81 | 1102 | .arg_parm = { [0] = &strarray__socket_families, /* family */ }, }, |
aec1930b | 1103 | { .name = "stat", .errmsg = true, .alias = "newstat", }, |
75b757ca ACM |
1104 | { .name = "symlinkat", .errmsg = true, |
1105 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
8bad5b0a ACM |
1106 | { .name = "tgkill", .errmsg = true, |
1107 | .arg_scnprintf = { [2] = SCA_SIGNUM, /* sig */ }, }, | |
1108 | { .name = "tkill", .errmsg = true, | |
1109 | .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, }, | |
e5959683 | 1110 | { .name = "uname", .errmsg = true, .alias = "newuname", }, |
75b757ca ACM |
1111 | { .name = "unlinkat", .errmsg = true, |
1112 | .arg_scnprintf = { [0] = SCA_FDAT, /* dfd */ }, }, | |
1113 | { .name = "utimensat", .errmsg = true, | |
1114 | .arg_scnprintf = { [0] = SCA_FDAT, /* dirfd */ }, }, | |
1115 | { .name = "write", .errmsg = true, | |
1116 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
1117 | { .name = "writev", .errmsg = true, | |
1118 | .arg_scnprintf = { [0] = SCA_FD, /* fd */ }, }, | |
514f1c67 ACM |
1119 | }; |
1120 | ||
1121 | static int syscall_fmt__cmp(const void *name, const void *fmtp) | |
1122 | { | |
1123 | const struct syscall_fmt *fmt = fmtp; | |
1124 | return strcmp(name, fmt->name); | |
1125 | } | |
1126 | ||
1127 | static struct syscall_fmt *syscall_fmt__find(const char *name) | |
1128 | { | |
1129 | const int nmemb = ARRAY_SIZE(syscall_fmts); | |
1130 | return bsearch(name, syscall_fmts, nmemb, sizeof(struct syscall_fmt), syscall_fmt__cmp); | |
1131 | } | |
1132 | ||
1133 | struct syscall { | |
1134 | struct event_format *tp_format; | |
1135 | const char *name; | |
2ae3a312 | 1136 | bool filtered; |
5089f20e | 1137 | bool is_exit; |
514f1c67 | 1138 | struct syscall_fmt *fmt; |
01533e97 | 1139 | size_t (**arg_scnprintf)(char *bf, size_t size, struct syscall_arg *arg); |
1f115cb7 | 1140 | void **arg_parm; |
514f1c67 ACM |
1141 | }; |
1142 | ||
60c907ab ACM |
1143 | static size_t fprintf_duration(unsigned long t, FILE *fp) |
1144 | { | |
1145 | double duration = (double)t / NSEC_PER_MSEC; | |
1146 | size_t printed = fprintf(fp, "("); | |
1147 | ||
1148 | if (duration >= 1.0) | |
1149 | printed += color_fprintf(fp, PERF_COLOR_RED, "%6.3f ms", duration); | |
1150 | else if (duration >= 0.01) | |
1151 | printed += color_fprintf(fp, PERF_COLOR_YELLOW, "%6.3f ms", duration); | |
1152 | else | |
1153 | printed += color_fprintf(fp, PERF_COLOR_NORMAL, "%6.3f ms", duration); | |
c24ff998 | 1154 | return printed + fprintf(fp, "): "); |
60c907ab ACM |
1155 | } |
1156 | ||
752fde44 ACM |
1157 | struct thread_trace { |
1158 | u64 entry_time; | |
1159 | u64 exit_time; | |
1160 | bool entry_pending; | |
efd5745e | 1161 | unsigned long nr_events; |
a2ea67d7 | 1162 | unsigned long pfmaj, pfmin; |
752fde44 | 1163 | char *entry_str; |
1302d88e | 1164 | double runtime_ms; |
75b757ca ACM |
1165 | struct { |
1166 | int max; | |
1167 | char **table; | |
1168 | } paths; | |
bf2575c1 DA |
1169 | |
1170 | struct intlist *syscall_stats; | |
752fde44 ACM |
1171 | }; |
1172 | ||
1173 | static struct thread_trace *thread_trace__new(void) | |
1174 | { | |
75b757ca ACM |
1175 | struct thread_trace *ttrace = zalloc(sizeof(struct thread_trace)); |
1176 | ||
1177 | if (ttrace) | |
1178 | ttrace->paths.max = -1; | |
1179 | ||
bf2575c1 DA |
1180 | ttrace->syscall_stats = intlist__new(NULL); |
1181 | ||
75b757ca | 1182 | return ttrace; |
752fde44 ACM |
1183 | } |
1184 | ||
c24ff998 | 1185 | static struct thread_trace *thread__trace(struct thread *thread, FILE *fp) |
752fde44 | 1186 | { |
efd5745e ACM |
1187 | struct thread_trace *ttrace; |
1188 | ||
752fde44 ACM |
1189 | if (thread == NULL) |
1190 | goto fail; | |
1191 | ||
1192 | if (thread->priv == NULL) | |
1193 | thread->priv = thread_trace__new(); | |
efd5745e | 1194 | |
752fde44 ACM |
1195 | if (thread->priv == NULL) |
1196 | goto fail; | |
1197 | ||
efd5745e ACM |
1198 | ttrace = thread->priv; |
1199 | ++ttrace->nr_events; | |
1200 | ||
1201 | return ttrace; | |
752fde44 | 1202 | fail: |
c24ff998 | 1203 | color_fprintf(fp, PERF_COLOR_RED, |
752fde44 ACM |
1204 | "WARNING: not enough memory, dropping samples!\n"); |
1205 | return NULL; | |
1206 | } | |
1207 | ||
598d02c5 SF |
1208 | #define TRACE_PFMAJ (1 << 0) |
1209 | #define TRACE_PFMIN (1 << 1) | |
1210 | ||
514f1c67 | 1211 | struct trace { |
c24ff998 | 1212 | struct perf_tool tool; |
c522739d ACM |
1213 | struct { |
1214 | int machine; | |
1215 | int open_id; | |
1216 | } audit; | |
514f1c67 ACM |
1217 | struct { |
1218 | int max; | |
1219 | struct syscall *table; | |
1220 | } syscalls; | |
b4006796 | 1221 | struct record_opts opts; |
8fb598e5 | 1222 | struct machine *host; |
752fde44 | 1223 | u64 base_time; |
c24ff998 | 1224 | FILE *output; |
efd5745e | 1225 | unsigned long nr_events; |
b059efdf | 1226 | struct strlist *ev_qualifier; |
c522739d | 1227 | const char *last_vfs_getname; |
bdc89661 DA |
1228 | struct intlist *tid_list; |
1229 | struct intlist *pid_list; | |
98eafce6 ACM |
1230 | double duration_filter; |
1231 | double runtime_ms; | |
1232 | struct { | |
1233 | u64 vfs_getname, | |
1234 | proc_getname; | |
1235 | } stats; | |
1236 | bool not_ev_qualifier; | |
1237 | bool live; | |
1238 | bool full_time; | |
1302d88e | 1239 | bool sched; |
752fde44 | 1240 | bool multiple_threads; |
bf2575c1 | 1241 | bool summary; |
fd2eabaf | 1242 | bool summary_only; |
50c95cbd | 1243 | bool show_comm; |
c522739d | 1244 | bool show_tool_stats; |
e281a960 | 1245 | bool trace_syscalls; |
598d02c5 | 1246 | int trace_pgfaults; |
514f1c67 ACM |
1247 | }; |
1248 | ||
97119f37 | 1249 | static int trace__set_fd_pathname(struct thread *thread, int fd, const char *pathname) |
75b757ca ACM |
1250 | { |
1251 | struct thread_trace *ttrace = thread->priv; | |
75b757ca ACM |
1252 | |
1253 | if (fd > ttrace->paths.max) { | |
1254 | char **npath = realloc(ttrace->paths.table, (fd + 1) * sizeof(char *)); | |
1255 | ||
1256 | if (npath == NULL) | |
1257 | return -1; | |
1258 | ||
1259 | if (ttrace->paths.max != -1) { | |
1260 | memset(npath + ttrace->paths.max + 1, 0, | |
1261 | (fd - ttrace->paths.max) * sizeof(char *)); | |
1262 | } else { | |
1263 | memset(npath, 0, (fd + 1) * sizeof(char *)); | |
1264 | } | |
1265 | ||
1266 | ttrace->paths.table = npath; | |
1267 | ttrace->paths.max = fd; | |
1268 | } | |
1269 | ||
1270 | ttrace->paths.table[fd] = strdup(pathname); | |
1271 | ||
1272 | return ttrace->paths.table[fd] != NULL ? 0 : -1; | |
1273 | } | |
1274 | ||
97119f37 ACM |
1275 | static int thread__read_fd_path(struct thread *thread, int fd) |
1276 | { | |
1277 | char linkname[PATH_MAX], pathname[PATH_MAX]; | |
1278 | struct stat st; | |
1279 | int ret; | |
1280 | ||
1281 | if (thread->pid_ == thread->tid) { | |
1282 | scnprintf(linkname, sizeof(linkname), | |
1283 | "/proc/%d/fd/%d", thread->pid_, fd); | |
1284 | } else { | |
1285 | scnprintf(linkname, sizeof(linkname), | |
1286 | "/proc/%d/task/%d/fd/%d", thread->pid_, thread->tid, fd); | |
1287 | } | |
1288 | ||
1289 | if (lstat(linkname, &st) < 0 || st.st_size + 1 > (off_t)sizeof(pathname)) | |
1290 | return -1; | |
1291 | ||
1292 | ret = readlink(linkname, pathname, sizeof(pathname)); | |
1293 | ||
1294 | if (ret < 0 || ret > st.st_size) | |
1295 | return -1; | |
1296 | ||
1297 | pathname[ret] = '\0'; | |
1298 | return trace__set_fd_pathname(thread, fd, pathname); | |
1299 | } | |
1300 | ||
c522739d ACM |
1301 | static const char *thread__fd_path(struct thread *thread, int fd, |
1302 | struct trace *trace) | |
75b757ca ACM |
1303 | { |
1304 | struct thread_trace *ttrace = thread->priv; | |
1305 | ||
1306 | if (ttrace == NULL) | |
1307 | return NULL; | |
1308 | ||
1309 | if (fd < 0) | |
1310 | return NULL; | |
1311 | ||
cdcd1e6b | 1312 | if ((fd > ttrace->paths.max || ttrace->paths.table[fd] == NULL)) { |
c522739d ACM |
1313 | if (!trace->live) |
1314 | return NULL; | |
1315 | ++trace->stats.proc_getname; | |
cdcd1e6b | 1316 | if (thread__read_fd_path(thread, fd)) |
c522739d ACM |
1317 | return NULL; |
1318 | } | |
75b757ca ACM |
1319 | |
1320 | return ttrace->paths.table[fd]; | |
1321 | } | |
1322 | ||
1323 | static size_t syscall_arg__scnprintf_fd(char *bf, size_t size, | |
1324 | struct syscall_arg *arg) | |
1325 | { | |
1326 | int fd = arg->val; | |
1327 | size_t printed = scnprintf(bf, size, "%d", fd); | |
c522739d | 1328 | const char *path = thread__fd_path(arg->thread, fd, arg->trace); |
75b757ca ACM |
1329 | |
1330 | if (path) | |
1331 | printed += scnprintf(bf + printed, size - printed, "<%s>", path); | |
1332 | ||
1333 | return printed; | |
1334 | } | |
1335 | ||
1336 | static size_t syscall_arg__scnprintf_close_fd(char *bf, size_t size, | |
1337 | struct syscall_arg *arg) | |
1338 | { | |
1339 | int fd = arg->val; | |
1340 | size_t printed = syscall_arg__scnprintf_fd(bf, size, arg); | |
1341 | struct thread_trace *ttrace = arg->thread->priv; | |
1342 | ||
04662523 ACM |
1343 | if (ttrace && fd >= 0 && fd <= ttrace->paths.max) |
1344 | zfree(&ttrace->paths.table[fd]); | |
75b757ca ACM |
1345 | |
1346 | return printed; | |
1347 | } | |
1348 | ||
ae9ed035 ACM |
1349 | static bool trace__filter_duration(struct trace *trace, double t) |
1350 | { | |
1351 | return t < (trace->duration_filter * NSEC_PER_MSEC); | |
1352 | } | |
1353 | ||
752fde44 ACM |
1354 | static size_t trace__fprintf_tstamp(struct trace *trace, u64 tstamp, FILE *fp) |
1355 | { | |
1356 | double ts = (double)(tstamp - trace->base_time) / NSEC_PER_MSEC; | |
1357 | ||
60c907ab | 1358 | return fprintf(fp, "%10.3f ", ts); |
752fde44 ACM |
1359 | } |
1360 | ||
f15eb531 | 1361 | static bool done = false; |
ba209f85 | 1362 | static bool interrupted = false; |
f15eb531 | 1363 | |
ba209f85 | 1364 | static void sig_handler(int sig) |
f15eb531 NK |
1365 | { |
1366 | done = true; | |
ba209f85 | 1367 | interrupted = sig == SIGINT; |
f15eb531 NK |
1368 | } |
1369 | ||
752fde44 | 1370 | static size_t trace__fprintf_entry_head(struct trace *trace, struct thread *thread, |
60c907ab | 1371 | u64 duration, u64 tstamp, FILE *fp) |
752fde44 ACM |
1372 | { |
1373 | size_t printed = trace__fprintf_tstamp(trace, tstamp, fp); | |
60c907ab | 1374 | printed += fprintf_duration(duration, fp); |
752fde44 | 1375 | |
50c95cbd ACM |
1376 | if (trace->multiple_threads) { |
1377 | if (trace->show_comm) | |
1902efe7 | 1378 | printed += fprintf(fp, "%.14s/", thread__comm_str(thread)); |
38051234 | 1379 | printed += fprintf(fp, "%d ", thread->tid); |
50c95cbd | 1380 | } |
752fde44 ACM |
1381 | |
1382 | return printed; | |
1383 | } | |
1384 | ||
c24ff998 | 1385 | static int trace__process_event(struct trace *trace, struct machine *machine, |
162f0bef | 1386 | union perf_event *event, struct perf_sample *sample) |
752fde44 ACM |
1387 | { |
1388 | int ret = 0; | |
1389 | ||
1390 | switch (event->header.type) { | |
1391 | case PERF_RECORD_LOST: | |
c24ff998 | 1392 | color_fprintf(trace->output, PERF_COLOR_RED, |
752fde44 | 1393 | "LOST %" PRIu64 " events!\n", event->lost.lost); |
162f0bef | 1394 | ret = machine__process_lost_event(machine, event, sample); |
752fde44 | 1395 | default: |
162f0bef | 1396 | ret = machine__process_event(machine, event, sample); |
752fde44 ACM |
1397 | break; |
1398 | } | |
1399 | ||
1400 | return ret; | |
1401 | } | |
1402 | ||
c24ff998 | 1403 | static int trace__tool_process(struct perf_tool *tool, |
752fde44 | 1404 | union perf_event *event, |
162f0bef | 1405 | struct perf_sample *sample, |
752fde44 ACM |
1406 | struct machine *machine) |
1407 | { | |
c24ff998 | 1408 | struct trace *trace = container_of(tool, struct trace, tool); |
162f0bef | 1409 | return trace__process_event(trace, machine, event, sample); |
752fde44 ACM |
1410 | } |
1411 | ||
1412 | static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist) | |
1413 | { | |
1414 | int err = symbol__init(); | |
1415 | ||
1416 | if (err) | |
1417 | return err; | |
1418 | ||
8fb598e5 DA |
1419 | trace->host = machine__new_host(); |
1420 | if (trace->host == NULL) | |
1421 | return -ENOMEM; | |
752fde44 | 1422 | |
a33fbd56 ACM |
1423 | err = __machine__synthesize_threads(trace->host, &trace->tool, &trace->opts.target, |
1424 | evlist->threads, trace__tool_process, false); | |
752fde44 ACM |
1425 | if (err) |
1426 | symbol__exit(); | |
1427 | ||
1428 | return err; | |
1429 | } | |
1430 | ||
13d4ff3e ACM |
1431 | static int syscall__set_arg_fmts(struct syscall *sc) |
1432 | { | |
1433 | struct format_field *field; | |
1434 | int idx = 0; | |
1435 | ||
1436 | sc->arg_scnprintf = calloc(sc->tp_format->format.nr_fields - 1, sizeof(void *)); | |
1437 | if (sc->arg_scnprintf == NULL) | |
1438 | return -1; | |
1439 | ||
1f115cb7 ACM |
1440 | if (sc->fmt) |
1441 | sc->arg_parm = sc->fmt->arg_parm; | |
1442 | ||
13d4ff3e | 1443 | for (field = sc->tp_format->format.fields->next; field; field = field->next) { |
beccb2b5 ACM |
1444 | if (sc->fmt && sc->fmt->arg_scnprintf[idx]) |
1445 | sc->arg_scnprintf[idx] = sc->fmt->arg_scnprintf[idx]; | |
1446 | else if (field->flags & FIELD_IS_POINTER) | |
13d4ff3e ACM |
1447 | sc->arg_scnprintf[idx] = syscall_arg__scnprintf_hex; |
1448 | ++idx; | |
1449 | } | |
1450 | ||
1451 | return 0; | |
1452 | } | |
1453 | ||
514f1c67 ACM |
1454 | static int trace__read_syscall_info(struct trace *trace, int id) |
1455 | { | |
1456 | char tp_name[128]; | |
1457 | struct syscall *sc; | |
c522739d | 1458 | const char *name = audit_syscall_to_name(id, trace->audit.machine); |
3a531260 ACM |
1459 | |
1460 | if (name == NULL) | |
1461 | return -1; | |
514f1c67 ACM |
1462 | |
1463 | if (id > trace->syscalls.max) { | |
1464 | struct syscall *nsyscalls = realloc(trace->syscalls.table, (id + 1) * sizeof(*sc)); | |
1465 | ||
1466 | if (nsyscalls == NULL) | |
1467 | return -1; | |
1468 | ||
1469 | if (trace->syscalls.max != -1) { | |
1470 | memset(nsyscalls + trace->syscalls.max + 1, 0, | |
1471 | (id - trace->syscalls.max) * sizeof(*sc)); | |
1472 | } else { | |
1473 | memset(nsyscalls, 0, (id + 1) * sizeof(*sc)); | |
1474 | } | |
1475 | ||
1476 | trace->syscalls.table = nsyscalls; | |
1477 | trace->syscalls.max = id; | |
1478 | } | |
1479 | ||
1480 | sc = trace->syscalls.table + id; | |
3a531260 | 1481 | sc->name = name; |
2ae3a312 | 1482 | |
b059efdf ACM |
1483 | if (trace->ev_qualifier) { |
1484 | bool in = strlist__find(trace->ev_qualifier, name) != NULL; | |
1485 | ||
1486 | if (!(in ^ trace->not_ev_qualifier)) { | |
1487 | sc->filtered = true; | |
1488 | /* | |
1489 | * No need to do read tracepoint information since this will be | |
1490 | * filtered out. | |
1491 | */ | |
1492 | return 0; | |
1493 | } | |
2ae3a312 ACM |
1494 | } |
1495 | ||
3a531260 | 1496 | sc->fmt = syscall_fmt__find(sc->name); |
514f1c67 | 1497 | |
aec1930b | 1498 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->name); |
97978b3e | 1499 | sc->tp_format = trace_event__tp_format("syscalls", tp_name); |
aec1930b ACM |
1500 | |
1501 | if (sc->tp_format == NULL && sc->fmt && sc->fmt->alias) { | |
1502 | snprintf(tp_name, sizeof(tp_name), "sys_enter_%s", sc->fmt->alias); | |
97978b3e | 1503 | sc->tp_format = trace_event__tp_format("syscalls", tp_name); |
aec1930b | 1504 | } |
514f1c67 | 1505 | |
13d4ff3e ACM |
1506 | if (sc->tp_format == NULL) |
1507 | return -1; | |
1508 | ||
5089f20e ACM |
1509 | sc->is_exit = !strcmp(name, "exit_group") || !strcmp(name, "exit"); |
1510 | ||
13d4ff3e | 1511 | return syscall__set_arg_fmts(sc); |
514f1c67 ACM |
1512 | } |
1513 | ||
752fde44 | 1514 | static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size, |
75b757ca ACM |
1515 | unsigned long *args, struct trace *trace, |
1516 | struct thread *thread) | |
514f1c67 | 1517 | { |
514f1c67 ACM |
1518 | size_t printed = 0; |
1519 | ||
1520 | if (sc->tp_format != NULL) { | |
1521 | struct format_field *field; | |
01533e97 ACM |
1522 | u8 bit = 1; |
1523 | struct syscall_arg arg = { | |
75b757ca ACM |
1524 | .idx = 0, |
1525 | .mask = 0, | |
1526 | .trace = trace, | |
1527 | .thread = thread, | |
01533e97 | 1528 | }; |
6e7eeb51 ACM |
1529 | |
1530 | for (field = sc->tp_format->format.fields->next; field; | |
01533e97 ACM |
1531 | field = field->next, ++arg.idx, bit <<= 1) { |
1532 | if (arg.mask & bit) | |
6e7eeb51 | 1533 | continue; |
4aa58232 ACM |
1534 | /* |
1535 | * Suppress this argument if its value is zero and | |
1536 | * and we don't have a string associated in an | |
1537 | * strarray for it. | |
1538 | */ | |
1539 | if (args[arg.idx] == 0 && | |
1540 | !(sc->arg_scnprintf && | |
1541 | sc->arg_scnprintf[arg.idx] == SCA_STRARRAY && | |
1542 | sc->arg_parm[arg.idx])) | |
22ae5cf1 ACM |
1543 | continue; |
1544 | ||
752fde44 | 1545 | printed += scnprintf(bf + printed, size - printed, |
13d4ff3e | 1546 | "%s%s: ", printed ? ", " : "", field->name); |
01533e97 ACM |
1547 | if (sc->arg_scnprintf && sc->arg_scnprintf[arg.idx]) { |
1548 | arg.val = args[arg.idx]; | |
1f115cb7 ACM |
1549 | if (sc->arg_parm) |
1550 | arg.parm = sc->arg_parm[arg.idx]; | |
01533e97 ACM |
1551 | printed += sc->arg_scnprintf[arg.idx](bf + printed, |
1552 | size - printed, &arg); | |
6e7eeb51 | 1553 | } else { |
13d4ff3e | 1554 | printed += scnprintf(bf + printed, size - printed, |
01533e97 | 1555 | "%ld", args[arg.idx]); |
6e7eeb51 | 1556 | } |
514f1c67 ACM |
1557 | } |
1558 | } else { | |
01533e97 ACM |
1559 | int i = 0; |
1560 | ||
514f1c67 | 1561 | while (i < 6) { |
752fde44 ACM |
1562 | printed += scnprintf(bf + printed, size - printed, |
1563 | "%sarg%d: %ld", | |
1564 | printed ? ", " : "", i, args[i]); | |
514f1c67 ACM |
1565 | ++i; |
1566 | } | |
1567 | } | |
1568 | ||
1569 | return printed; | |
1570 | } | |
1571 | ||
ba3d7dee | 1572 | typedef int (*tracepoint_handler)(struct trace *trace, struct perf_evsel *evsel, |
0c82adcf | 1573 | union perf_event *event, |
ba3d7dee ACM |
1574 | struct perf_sample *sample); |
1575 | ||
1576 | static struct syscall *trace__syscall_info(struct trace *trace, | |
bf2575c1 | 1577 | struct perf_evsel *evsel, int id) |
ba3d7dee | 1578 | { |
ba3d7dee ACM |
1579 | |
1580 | if (id < 0) { | |
adaa18bf ACM |
1581 | |
1582 | /* | |
1583 | * XXX: Noticed on x86_64, reproduced as far back as 3.0.36, haven't tried | |
1584 | * before that, leaving at a higher verbosity level till that is | |
1585 | * explained. Reproduced with plain ftrace with: | |
1586 | * | |
1587 | * echo 1 > /t/events/raw_syscalls/sys_exit/enable | |
1588 | * grep "NR -1 " /t/trace_pipe | |
1589 | * | |
1590 | * After generating some load on the machine. | |
1591 | */ | |
1592 | if (verbose > 1) { | |
1593 | static u64 n; | |
1594 | fprintf(trace->output, "Invalid syscall %d id, skipping (%s, %" PRIu64 ") ...\n", | |
1595 | id, perf_evsel__name(evsel), ++n); | |
1596 | } | |
ba3d7dee ACM |
1597 | return NULL; |
1598 | } | |
1599 | ||
1600 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL) && | |
1601 | trace__read_syscall_info(trace, id)) | |
1602 | goto out_cant_read; | |
1603 | ||
1604 | if ((id > trace->syscalls.max || trace->syscalls.table[id].name == NULL)) | |
1605 | goto out_cant_read; | |
1606 | ||
1607 | return &trace->syscalls.table[id]; | |
1608 | ||
1609 | out_cant_read: | |
7c304ee0 ACM |
1610 | if (verbose) { |
1611 | fprintf(trace->output, "Problems reading syscall %d", id); | |
1612 | if (id <= trace->syscalls.max && trace->syscalls.table[id].name != NULL) | |
1613 | fprintf(trace->output, "(%s)", trace->syscalls.table[id].name); | |
1614 | fputs(" information\n", trace->output); | |
1615 | } | |
ba3d7dee ACM |
1616 | return NULL; |
1617 | } | |
1618 | ||
bf2575c1 DA |
1619 | static void thread__update_stats(struct thread_trace *ttrace, |
1620 | int id, struct perf_sample *sample) | |
1621 | { | |
1622 | struct int_node *inode; | |
1623 | struct stats *stats; | |
1624 | u64 duration = 0; | |
1625 | ||
1626 | inode = intlist__findnew(ttrace->syscall_stats, id); | |
1627 | if (inode == NULL) | |
1628 | return; | |
1629 | ||
1630 | stats = inode->priv; | |
1631 | if (stats == NULL) { | |
1632 | stats = malloc(sizeof(struct stats)); | |
1633 | if (stats == NULL) | |
1634 | return; | |
1635 | init_stats(stats); | |
1636 | inode->priv = stats; | |
1637 | } | |
1638 | ||
1639 | if (ttrace->entry_time && sample->time > ttrace->entry_time) | |
1640 | duration = sample->time - ttrace->entry_time; | |
1641 | ||
1642 | update_stats(stats, duration); | |
1643 | } | |
1644 | ||
ba3d7dee | 1645 | static int trace__sys_enter(struct trace *trace, struct perf_evsel *evsel, |
0c82adcf | 1646 | union perf_event *event __maybe_unused, |
ba3d7dee ACM |
1647 | struct perf_sample *sample) |
1648 | { | |
752fde44 | 1649 | char *msg; |
ba3d7dee | 1650 | void *args; |
752fde44 | 1651 | size_t printed = 0; |
2ae3a312 | 1652 | struct thread *thread; |
77170988 | 1653 | int id = perf_evsel__sc_tp_uint(evsel, id, sample); |
bf2575c1 | 1654 | struct syscall *sc = trace__syscall_info(trace, evsel, id); |
2ae3a312 ACM |
1655 | struct thread_trace *ttrace; |
1656 | ||
1657 | if (sc == NULL) | |
1658 | return -1; | |
ba3d7dee | 1659 | |
2ae3a312 ACM |
1660 | if (sc->filtered) |
1661 | return 0; | |
1662 | ||
8fb598e5 | 1663 | thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); |
c24ff998 | 1664 | ttrace = thread__trace(thread, trace->output); |
2ae3a312 | 1665 | if (ttrace == NULL) |
ba3d7dee ACM |
1666 | return -1; |
1667 | ||
77170988 | 1668 | args = perf_evsel__sc_tp_ptr(evsel, args, sample); |
752fde44 ACM |
1669 | |
1670 | if (ttrace->entry_str == NULL) { | |
1671 | ttrace->entry_str = malloc(1024); | |
1672 | if (!ttrace->entry_str) | |
1673 | return -1; | |
1674 | } | |
1675 | ||
1676 | ttrace->entry_time = sample->time; | |
1677 | msg = ttrace->entry_str; | |
1678 | printed += scnprintf(msg + printed, 1024 - printed, "%s(", sc->name); | |
1679 | ||
75b757ca ACM |
1680 | printed += syscall__scnprintf_args(sc, msg + printed, 1024 - printed, |
1681 | args, trace, thread); | |
752fde44 | 1682 | |
5089f20e | 1683 | if (sc->is_exit) { |
fd2eabaf | 1684 | if (!trace->duration_filter && !trace->summary_only) { |
c24ff998 ACM |
1685 | trace__fprintf_entry_head(trace, thread, 1, sample->time, trace->output); |
1686 | fprintf(trace->output, "%-70s\n", ttrace->entry_str); | |
ae9ed035 | 1687 | } |
752fde44 ACM |
1688 | } else |
1689 | ttrace->entry_pending = true; | |
ba3d7dee ACM |
1690 | |
1691 | return 0; | |
1692 | } | |
1693 | ||
1694 | static int trace__sys_exit(struct trace *trace, struct perf_evsel *evsel, | |
0c82adcf | 1695 | union perf_event *event __maybe_unused, |
ba3d7dee ACM |
1696 | struct perf_sample *sample) |
1697 | { | |
1698 | int ret; | |
60c907ab | 1699 | u64 duration = 0; |
2ae3a312 | 1700 | struct thread *thread; |
77170988 | 1701 | int id = perf_evsel__sc_tp_uint(evsel, id, sample); |
bf2575c1 | 1702 | struct syscall *sc = trace__syscall_info(trace, evsel, id); |
2ae3a312 ACM |
1703 | struct thread_trace *ttrace; |
1704 | ||
1705 | if (sc == NULL) | |
1706 | return -1; | |
ba3d7dee | 1707 | |
2ae3a312 ACM |
1708 | if (sc->filtered) |
1709 | return 0; | |
1710 | ||
8fb598e5 | 1711 | thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); |
c24ff998 | 1712 | ttrace = thread__trace(thread, trace->output); |
2ae3a312 | 1713 | if (ttrace == NULL) |
ba3d7dee ACM |
1714 | return -1; |
1715 | ||
bf2575c1 DA |
1716 | if (trace->summary) |
1717 | thread__update_stats(ttrace, id, sample); | |
1718 | ||
77170988 | 1719 | ret = perf_evsel__sc_tp_uint(evsel, ret, sample); |
ba3d7dee | 1720 | |
c522739d ACM |
1721 | if (id == trace->audit.open_id && ret >= 0 && trace->last_vfs_getname) { |
1722 | trace__set_fd_pathname(thread, ret, trace->last_vfs_getname); | |
1723 | trace->last_vfs_getname = NULL; | |
1724 | ++trace->stats.vfs_getname; | |
1725 | } | |
1726 | ||
752fde44 ACM |
1727 | ttrace->exit_time = sample->time; |
1728 | ||
ae9ed035 | 1729 | if (ttrace->entry_time) { |
60c907ab | 1730 | duration = sample->time - ttrace->entry_time; |
ae9ed035 ACM |
1731 | if (trace__filter_duration(trace, duration)) |
1732 | goto out; | |
1733 | } else if (trace->duration_filter) | |
1734 | goto out; | |
60c907ab | 1735 | |
fd2eabaf DA |
1736 | if (trace->summary_only) |
1737 | goto out; | |
1738 | ||
c24ff998 | 1739 | trace__fprintf_entry_head(trace, thread, duration, sample->time, trace->output); |
752fde44 ACM |
1740 | |
1741 | if (ttrace->entry_pending) { | |
c24ff998 | 1742 | fprintf(trace->output, "%-70s", ttrace->entry_str); |
752fde44 | 1743 | } else { |
c24ff998 ACM |
1744 | fprintf(trace->output, " ... ["); |
1745 | color_fprintf(trace->output, PERF_COLOR_YELLOW, "continued"); | |
1746 | fprintf(trace->output, "]: %s()", sc->name); | |
752fde44 ACM |
1747 | } |
1748 | ||
da3c9a44 ACM |
1749 | if (sc->fmt == NULL) { |
1750 | signed_print: | |
1751 | fprintf(trace->output, ") = %d", ret); | |
1752 | } else if (ret < 0 && sc->fmt->errmsg) { | |
ba3d7dee ACM |
1753 | char bf[256]; |
1754 | const char *emsg = strerror_r(-ret, bf, sizeof(bf)), | |
1755 | *e = audit_errno_to_name(-ret); | |
1756 | ||
c24ff998 | 1757 | fprintf(trace->output, ") = -1 %s %s", e, emsg); |
da3c9a44 | 1758 | } else if (ret == 0 && sc->fmt->timeout) |
c24ff998 | 1759 | fprintf(trace->output, ") = 0 Timeout"); |
04b34729 ACM |
1760 | else if (sc->fmt->hexret) |
1761 | fprintf(trace->output, ") = %#x", ret); | |
ba3d7dee | 1762 | else |
da3c9a44 | 1763 | goto signed_print; |
ba3d7dee | 1764 | |
c24ff998 | 1765 | fputc('\n', trace->output); |
ae9ed035 | 1766 | out: |
752fde44 ACM |
1767 | ttrace->entry_pending = false; |
1768 | ||
ba3d7dee ACM |
1769 | return 0; |
1770 | } | |
1771 | ||
c522739d | 1772 | static int trace__vfs_getname(struct trace *trace, struct perf_evsel *evsel, |
0c82adcf | 1773 | union perf_event *event __maybe_unused, |
c522739d ACM |
1774 | struct perf_sample *sample) |
1775 | { | |
1776 | trace->last_vfs_getname = perf_evsel__rawptr(evsel, sample, "pathname"); | |
1777 | return 0; | |
1778 | } | |
1779 | ||
1302d88e | 1780 | static int trace__sched_stat_runtime(struct trace *trace, struct perf_evsel *evsel, |
0c82adcf | 1781 | union perf_event *event __maybe_unused, |
1302d88e ACM |
1782 | struct perf_sample *sample) |
1783 | { | |
1784 | u64 runtime = perf_evsel__intval(evsel, sample, "runtime"); | |
1785 | double runtime_ms = (double)runtime / NSEC_PER_MSEC; | |
8fb598e5 | 1786 | struct thread *thread = machine__findnew_thread(trace->host, |
314add6b AH |
1787 | sample->pid, |
1788 | sample->tid); | |
c24ff998 | 1789 | struct thread_trace *ttrace = thread__trace(thread, trace->output); |
1302d88e ACM |
1790 | |
1791 | if (ttrace == NULL) | |
1792 | goto out_dump; | |
1793 | ||
1794 | ttrace->runtime_ms += runtime_ms; | |
1795 | trace->runtime_ms += runtime_ms; | |
1796 | return 0; | |
1797 | ||
1798 | out_dump: | |
c24ff998 | 1799 | fprintf(trace->output, "%s: comm=%s,pid=%u,runtime=%" PRIu64 ",vruntime=%" PRIu64 ")\n", |
1302d88e ACM |
1800 | evsel->name, |
1801 | perf_evsel__strval(evsel, sample, "comm"), | |
1802 | (pid_t)perf_evsel__intval(evsel, sample, "pid"), | |
1803 | runtime, | |
1804 | perf_evsel__intval(evsel, sample, "vruntime")); | |
1805 | return 0; | |
1806 | } | |
1807 | ||
598d02c5 SF |
1808 | static void print_location(FILE *f, struct perf_sample *sample, |
1809 | struct addr_location *al, | |
1810 | bool print_dso, bool print_sym) | |
1811 | { | |
1812 | ||
1813 | if ((verbose || print_dso) && al->map) | |
1814 | fprintf(f, "%s@", al->map->dso->long_name); | |
1815 | ||
1816 | if ((verbose || print_sym) && al->sym) | |
4414a3c5 | 1817 | fprintf(f, "%s+0x%" PRIx64, al->sym->name, |
598d02c5 SF |
1818 | al->addr - al->sym->start); |
1819 | else if (al->map) | |
4414a3c5 | 1820 | fprintf(f, "0x%" PRIx64, al->addr); |
598d02c5 | 1821 | else |
4414a3c5 | 1822 | fprintf(f, "0x%" PRIx64, sample->addr); |
598d02c5 SF |
1823 | } |
1824 | ||
1825 | static int trace__pgfault(struct trace *trace, | |
1826 | struct perf_evsel *evsel, | |
1827 | union perf_event *event, | |
1828 | struct perf_sample *sample) | |
1829 | { | |
1830 | struct thread *thread; | |
1831 | u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; | |
1832 | struct addr_location al; | |
1833 | char map_type = 'd'; | |
a2ea67d7 | 1834 | struct thread_trace *ttrace; |
598d02c5 SF |
1835 | |
1836 | thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); | |
a2ea67d7 SF |
1837 | ttrace = thread__trace(thread, trace->output); |
1838 | if (ttrace == NULL) | |
1839 | return -1; | |
1840 | ||
1841 | if (evsel->attr.config == PERF_COUNT_SW_PAGE_FAULTS_MAJ) | |
1842 | ttrace->pfmaj++; | |
1843 | else | |
1844 | ttrace->pfmin++; | |
1845 | ||
1846 | if (trace->summary_only) | |
1847 | return 0; | |
598d02c5 SF |
1848 | |
1849 | thread__find_addr_location(thread, trace->host, cpumode, MAP__FUNCTION, | |
1850 | sample->ip, &al); | |
1851 | ||
1852 | trace__fprintf_entry_head(trace, thread, 0, sample->time, trace->output); | |
1853 | ||
1854 | fprintf(trace->output, "%sfault [", | |
1855 | evsel->attr.config == PERF_COUNT_SW_PAGE_FAULTS_MAJ ? | |
1856 | "maj" : "min"); | |
1857 | ||
1858 | print_location(trace->output, sample, &al, false, true); | |
1859 | ||
1860 | fprintf(trace->output, "] => "); | |
1861 | ||
1862 | thread__find_addr_location(thread, trace->host, cpumode, MAP__VARIABLE, | |
1863 | sample->addr, &al); | |
1864 | ||
1865 | if (!al.map) { | |
1866 | thread__find_addr_location(thread, trace->host, cpumode, | |
1867 | MAP__FUNCTION, sample->addr, &al); | |
1868 | ||
1869 | if (al.map) | |
1870 | map_type = 'x'; | |
1871 | else | |
1872 | map_type = '?'; | |
1873 | } | |
1874 | ||
1875 | print_location(trace->output, sample, &al, true, false); | |
1876 | ||
1877 | fprintf(trace->output, " (%c%c)\n", map_type, al.level); | |
1878 | ||
1879 | return 0; | |
1880 | } | |
1881 | ||
bdc89661 DA |
1882 | static bool skip_sample(struct trace *trace, struct perf_sample *sample) |
1883 | { | |
1884 | if ((trace->pid_list && intlist__find(trace->pid_list, sample->pid)) || | |
1885 | (trace->tid_list && intlist__find(trace->tid_list, sample->tid))) | |
1886 | return false; | |
1887 | ||
1888 | if (trace->pid_list || trace->tid_list) | |
1889 | return true; | |
1890 | ||
1891 | return false; | |
1892 | } | |
1893 | ||
6810fc91 | 1894 | static int trace__process_sample(struct perf_tool *tool, |
0c82adcf | 1895 | union perf_event *event, |
6810fc91 DA |
1896 | struct perf_sample *sample, |
1897 | struct perf_evsel *evsel, | |
1898 | struct machine *machine __maybe_unused) | |
1899 | { | |
1900 | struct trace *trace = container_of(tool, struct trace, tool); | |
1901 | int err = 0; | |
1902 | ||
744a9719 | 1903 | tracepoint_handler handler = evsel->handler; |
6810fc91 | 1904 | |
bdc89661 DA |
1905 | if (skip_sample(trace, sample)) |
1906 | return 0; | |
1907 | ||
4bb09192 | 1908 | if (!trace->full_time && trace->base_time == 0) |
6810fc91 DA |
1909 | trace->base_time = sample->time; |
1910 | ||
3160565f DA |
1911 | if (handler) { |
1912 | ++trace->nr_events; | |
0c82adcf | 1913 | handler(trace, evsel, event, sample); |
3160565f | 1914 | } |
6810fc91 DA |
1915 | |
1916 | return err; | |
1917 | } | |
1918 | ||
bdc89661 DA |
1919 | static int parse_target_str(struct trace *trace) |
1920 | { | |
1921 | if (trace->opts.target.pid) { | |
1922 | trace->pid_list = intlist__new(trace->opts.target.pid); | |
1923 | if (trace->pid_list == NULL) { | |
1924 | pr_err("Error parsing process id string\n"); | |
1925 | return -EINVAL; | |
1926 | } | |
1927 | } | |
1928 | ||
1929 | if (trace->opts.target.tid) { | |
1930 | trace->tid_list = intlist__new(trace->opts.target.tid); | |
1931 | if (trace->tid_list == NULL) { | |
1932 | pr_err("Error parsing thread id string\n"); | |
1933 | return -EINVAL; | |
1934 | } | |
1935 | } | |
1936 | ||
1937 | return 0; | |
1938 | } | |
1939 | ||
1e28fe0a | 1940 | static int trace__record(struct trace *trace, int argc, const char **argv) |
5e2485b1 DA |
1941 | { |
1942 | unsigned int rec_argc, i, j; | |
1943 | const char **rec_argv; | |
1944 | const char * const record_args[] = { | |
1945 | "record", | |
1946 | "-R", | |
1947 | "-m", "1024", | |
1948 | "-c", "1", | |
5e2485b1 DA |
1949 | }; |
1950 | ||
1e28fe0a SF |
1951 | const char * const sc_args[] = { "-e", }; |
1952 | unsigned int sc_args_nr = ARRAY_SIZE(sc_args); | |
1953 | const char * const majpf_args[] = { "-e", "major-faults" }; | |
1954 | unsigned int majpf_args_nr = ARRAY_SIZE(majpf_args); | |
1955 | const char * const minpf_args[] = { "-e", "minor-faults" }; | |
1956 | unsigned int minpf_args_nr = ARRAY_SIZE(minpf_args); | |
1957 | ||
9aca7f17 | 1958 | /* +1 is for the event string below */ |
1e28fe0a SF |
1959 | rec_argc = ARRAY_SIZE(record_args) + sc_args_nr + 1 + |
1960 | majpf_args_nr + minpf_args_nr + argc; | |
5e2485b1 DA |
1961 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); |
1962 | ||
1963 | if (rec_argv == NULL) | |
1964 | return -ENOMEM; | |
1965 | ||
1e28fe0a | 1966 | j = 0; |
5e2485b1 | 1967 | for (i = 0; i < ARRAY_SIZE(record_args); i++) |
1e28fe0a SF |
1968 | rec_argv[j++] = record_args[i]; |
1969 | ||
e281a960 SF |
1970 | if (trace->trace_syscalls) { |
1971 | for (i = 0; i < sc_args_nr; i++) | |
1972 | rec_argv[j++] = sc_args[i]; | |
1973 | ||
1974 | /* event string may be different for older kernels - e.g., RHEL6 */ | |
1975 | if (is_valid_tracepoint("raw_syscalls:sys_enter")) | |
1976 | rec_argv[j++] = "raw_syscalls:sys_enter,raw_syscalls:sys_exit"; | |
1977 | else if (is_valid_tracepoint("syscalls:sys_enter")) | |
1978 | rec_argv[j++] = "syscalls:sys_enter,syscalls:sys_exit"; | |
1979 | else { | |
1980 | pr_err("Neither raw_syscalls nor syscalls events exist.\n"); | |
1981 | return -1; | |
1982 | } | |
9aca7f17 | 1983 | } |
9aca7f17 | 1984 | |
1e28fe0a SF |
1985 | if (trace->trace_pgfaults & TRACE_PFMAJ) |
1986 | for (i = 0; i < majpf_args_nr; i++) | |
1987 | rec_argv[j++] = majpf_args[i]; | |
1988 | ||
1989 | if (trace->trace_pgfaults & TRACE_PFMIN) | |
1990 | for (i = 0; i < minpf_args_nr; i++) | |
1991 | rec_argv[j++] = minpf_args[i]; | |
1992 | ||
1993 | for (i = 0; i < (unsigned int)argc; i++) | |
1994 | rec_argv[j++] = argv[i]; | |
5e2485b1 | 1995 | |
1e28fe0a | 1996 | return cmd_record(j, rec_argv, NULL); |
5e2485b1 DA |
1997 | } |
1998 | ||
bf2575c1 DA |
1999 | static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp); |
2000 | ||
c522739d ACM |
2001 | static void perf_evlist__add_vfs_getname(struct perf_evlist *evlist) |
2002 | { | |
ef503831 | 2003 | struct perf_evsel *evsel = perf_evsel__newtp("probe", "vfs_getname"); |
c522739d ACM |
2004 | if (evsel == NULL) |
2005 | return; | |
2006 | ||
2007 | if (perf_evsel__field(evsel, "pathname") == NULL) { | |
2008 | perf_evsel__delete(evsel); | |
2009 | return; | |
2010 | } | |
2011 | ||
744a9719 | 2012 | evsel->handler = trace__vfs_getname; |
c522739d ACM |
2013 | perf_evlist__add(evlist, evsel); |
2014 | } | |
2015 | ||
598d02c5 SF |
2016 | static int perf_evlist__add_pgfault(struct perf_evlist *evlist, |
2017 | u64 config) | |
2018 | { | |
2019 | struct perf_evsel *evsel; | |
2020 | struct perf_event_attr attr = { | |
2021 | .type = PERF_TYPE_SOFTWARE, | |
2022 | .mmap_data = 1, | |
598d02c5 SF |
2023 | }; |
2024 | ||
2025 | attr.config = config; | |
0524798c | 2026 | attr.sample_period = 1; |
598d02c5 SF |
2027 | |
2028 | event_attr_init(&attr); | |
2029 | ||
2030 | evsel = perf_evsel__new(&attr); | |
2031 | if (!evsel) | |
2032 | return -ENOMEM; | |
2033 | ||
2034 | evsel->handler = trace__pgfault; | |
2035 | perf_evlist__add(evlist, evsel); | |
2036 | ||
2037 | return 0; | |
2038 | } | |
2039 | ||
f15eb531 | 2040 | static int trace__run(struct trace *trace, int argc, const char **argv) |
514f1c67 | 2041 | { |
334fe7a3 | 2042 | struct perf_evlist *evlist = perf_evlist__new(); |
ba3d7dee | 2043 | struct perf_evsel *evsel; |
efd5745e ACM |
2044 | int err = -1, i; |
2045 | unsigned long before; | |
f15eb531 | 2046 | const bool forks = argc > 0; |
514f1c67 | 2047 | |
75b757ca ACM |
2048 | trace->live = true; |
2049 | ||
514f1c67 | 2050 | if (evlist == NULL) { |
c24ff998 | 2051 | fprintf(trace->output, "Not enough memory to run!\n"); |
514f1c67 ACM |
2052 | goto out; |
2053 | } | |
2054 | ||
e281a960 SF |
2055 | if (trace->trace_syscalls && |
2056 | perf_evlist__add_syscall_newtp(evlist, trace__sys_enter, | |
2057 | trace__sys_exit)) | |
87f91868 | 2058 | goto out_error_tp; |
514f1c67 | 2059 | |
e281a960 SF |
2060 | if (trace->trace_syscalls) |
2061 | perf_evlist__add_vfs_getname(evlist); | |
c522739d | 2062 | |
598d02c5 SF |
2063 | if ((trace->trace_pgfaults & TRACE_PFMAJ) && |
2064 | perf_evlist__add_pgfault(evlist, PERF_COUNT_SW_PAGE_FAULTS_MAJ)) | |
2065 | goto out_error_tp; | |
2066 | ||
2067 | if ((trace->trace_pgfaults & TRACE_PFMIN) && | |
2068 | perf_evlist__add_pgfault(evlist, PERF_COUNT_SW_PAGE_FAULTS_MIN)) | |
2069 | goto out_error_tp; | |
2070 | ||
1302d88e | 2071 | if (trace->sched && |
87f91868 RR |
2072 | perf_evlist__add_newtp(evlist, "sched", "sched_stat_runtime", |
2073 | trace__sched_stat_runtime)) | |
2074 | goto out_error_tp; | |
1302d88e | 2075 | |
514f1c67 ACM |
2076 | err = perf_evlist__create_maps(evlist, &trace->opts.target); |
2077 | if (err < 0) { | |
c24ff998 | 2078 | fprintf(trace->output, "Problems parsing the target to trace, check your options!\n"); |
514f1c67 ACM |
2079 | goto out_delete_evlist; |
2080 | } | |
2081 | ||
752fde44 ACM |
2082 | err = trace__symbols_init(trace, evlist); |
2083 | if (err < 0) { | |
c24ff998 | 2084 | fprintf(trace->output, "Problems initializing symbol libraries!\n"); |
03ad9747 | 2085 | goto out_delete_evlist; |
752fde44 ACM |
2086 | } |
2087 | ||
f77a9518 | 2088 | perf_evlist__config(evlist, &trace->opts); |
514f1c67 | 2089 | |
f15eb531 NK |
2090 | signal(SIGCHLD, sig_handler); |
2091 | signal(SIGINT, sig_handler); | |
2092 | ||
2093 | if (forks) { | |
6ef73ec4 | 2094 | err = perf_evlist__prepare_workload(evlist, &trace->opts.target, |
735f7e0b | 2095 | argv, false, NULL); |
f15eb531 | 2096 | if (err < 0) { |
c24ff998 | 2097 | fprintf(trace->output, "Couldn't run the workload!\n"); |
03ad9747 | 2098 | goto out_delete_evlist; |
f15eb531 NK |
2099 | } |
2100 | } | |
2101 | ||
514f1c67 | 2102 | err = perf_evlist__open(evlist); |
a8f23d8f ACM |
2103 | if (err < 0) |
2104 | goto out_error_open; | |
514f1c67 | 2105 | |
f885037e | 2106 | err = perf_evlist__mmap(evlist, trace->opts.mmap_pages, false); |
514f1c67 | 2107 | if (err < 0) { |
c24ff998 | 2108 | fprintf(trace->output, "Couldn't mmap the events: %s\n", strerror(errno)); |
f26e1c7c | 2109 | goto out_delete_evlist; |
514f1c67 ACM |
2110 | } |
2111 | ||
2112 | perf_evlist__enable(evlist); | |
f15eb531 NK |
2113 | |
2114 | if (forks) | |
2115 | perf_evlist__start_workload(evlist); | |
2116 | ||
752fde44 | 2117 | trace->multiple_threads = evlist->threads->map[0] == -1 || evlist->threads->nr > 1; |
514f1c67 | 2118 | again: |
efd5745e | 2119 | before = trace->nr_events; |
514f1c67 ACM |
2120 | |
2121 | for (i = 0; i < evlist->nr_mmaps; i++) { | |
2122 | union perf_event *event; | |
2123 | ||
2124 | while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { | |
2125 | const u32 type = event->header.type; | |
ba3d7dee | 2126 | tracepoint_handler handler; |
514f1c67 | 2127 | struct perf_sample sample; |
514f1c67 | 2128 | |
efd5745e | 2129 | ++trace->nr_events; |
514f1c67 | 2130 | |
514f1c67 ACM |
2131 | err = perf_evlist__parse_sample(evlist, event, &sample); |
2132 | if (err) { | |
c24ff998 | 2133 | fprintf(trace->output, "Can't parse sample, err = %d, skipping...\n", err); |
8e50d384 | 2134 | goto next_event; |
514f1c67 ACM |
2135 | } |
2136 | ||
4bb09192 | 2137 | if (!trace->full_time && trace->base_time == 0) |
752fde44 ACM |
2138 | trace->base_time = sample.time; |
2139 | ||
2140 | if (type != PERF_RECORD_SAMPLE) { | |
162f0bef | 2141 | trace__process_event(trace, trace->host, event, &sample); |
752fde44 ACM |
2142 | continue; |
2143 | } | |
2144 | ||
514f1c67 ACM |
2145 | evsel = perf_evlist__id2evsel(evlist, sample.id); |
2146 | if (evsel == NULL) { | |
c24ff998 | 2147 | fprintf(trace->output, "Unknown tp ID %" PRIu64 ", skipping...\n", sample.id); |
8e50d384 | 2148 | goto next_event; |
514f1c67 ACM |
2149 | } |
2150 | ||
598d02c5 SF |
2151 | if (evsel->attr.type == PERF_TYPE_TRACEPOINT && |
2152 | sample.raw_data == NULL) { | |
c24ff998 | 2153 | fprintf(trace->output, "%s sample with no payload for tid: %d, cpu %d, raw_size=%d, skipping...\n", |
fc551f8d ACM |
2154 | perf_evsel__name(evsel), sample.tid, |
2155 | sample.cpu, sample.raw_size); | |
8e50d384 | 2156 | goto next_event; |
fc551f8d ACM |
2157 | } |
2158 | ||
744a9719 | 2159 | handler = evsel->handler; |
0c82adcf | 2160 | handler(trace, evsel, event, &sample); |
8e50d384 ZZ |
2161 | next_event: |
2162 | perf_evlist__mmap_consume(evlist, i); | |
20c5f10e | 2163 | |
ba209f85 ACM |
2164 | if (interrupted) |
2165 | goto out_disable; | |
514f1c67 ACM |
2166 | } |
2167 | } | |
2168 | ||
efd5745e | 2169 | if (trace->nr_events == before) { |
ba209f85 | 2170 | int timeout = done ? 100 : -1; |
f15eb531 | 2171 | |
ba209f85 ACM |
2172 | if (poll(evlist->pollfd, evlist->nr_fds, timeout) > 0) |
2173 | goto again; | |
2174 | } else { | |
2175 | goto again; | |
f15eb531 NK |
2176 | } |
2177 | ||
ba209f85 ACM |
2178 | out_disable: |
2179 | perf_evlist__disable(evlist); | |
514f1c67 | 2180 | |
c522739d ACM |
2181 | if (!err) { |
2182 | if (trace->summary) | |
2183 | trace__fprintf_thread_summary(trace, trace->output); | |
2184 | ||
2185 | if (trace->show_tool_stats) { | |
2186 | fprintf(trace->output, "Stats:\n " | |
2187 | " vfs_getname : %" PRIu64 "\n" | |
2188 | " proc_getname: %" PRIu64 "\n", | |
2189 | trace->stats.vfs_getname, | |
2190 | trace->stats.proc_getname); | |
2191 | } | |
2192 | } | |
bf2575c1 | 2193 | |
514f1c67 ACM |
2194 | out_delete_evlist: |
2195 | perf_evlist__delete(evlist); | |
2196 | out: | |
75b757ca | 2197 | trace->live = false; |
514f1c67 | 2198 | return err; |
6ef068cb ACM |
2199 | { |
2200 | char errbuf[BUFSIZ]; | |
a8f23d8f ACM |
2201 | |
2202 | out_error_tp: | |
6ef068cb | 2203 | perf_evlist__strerror_tp(evlist, errno, errbuf, sizeof(errbuf)); |
a8f23d8f ACM |
2204 | goto out_error; |
2205 | ||
2206 | out_error_open: | |
2207 | perf_evlist__strerror_open(evlist, errno, errbuf, sizeof(errbuf)); | |
2208 | ||
2209 | out_error: | |
6ef068cb | 2210 | fprintf(trace->output, "%s\n", errbuf); |
87f91868 | 2211 | goto out_delete_evlist; |
514f1c67 | 2212 | } |
a8f23d8f | 2213 | } |
514f1c67 | 2214 | |
6810fc91 DA |
2215 | static int trace__replay(struct trace *trace) |
2216 | { | |
2217 | const struct perf_evsel_str_handler handlers[] = { | |
c522739d | 2218 | { "probe:vfs_getname", trace__vfs_getname, }, |
6810fc91 | 2219 | }; |
f5fc1412 JO |
2220 | struct perf_data_file file = { |
2221 | .path = input_name, | |
2222 | .mode = PERF_DATA_MODE_READ, | |
2223 | }; | |
6810fc91 | 2224 | struct perf_session *session; |
003824e8 | 2225 | struct perf_evsel *evsel; |
6810fc91 DA |
2226 | int err = -1; |
2227 | ||
2228 | trace->tool.sample = trace__process_sample; | |
2229 | trace->tool.mmap = perf_event__process_mmap; | |
384c671e | 2230 | trace->tool.mmap2 = perf_event__process_mmap2; |
6810fc91 DA |
2231 | trace->tool.comm = perf_event__process_comm; |
2232 | trace->tool.exit = perf_event__process_exit; | |
2233 | trace->tool.fork = perf_event__process_fork; | |
2234 | trace->tool.attr = perf_event__process_attr; | |
2235 | trace->tool.tracing_data = perf_event__process_tracing_data; | |
2236 | trace->tool.build_id = perf_event__process_build_id; | |
2237 | ||
0a8cb85c | 2238 | trace->tool.ordered_events = true; |
6810fc91 DA |
2239 | trace->tool.ordering_requires_timestamps = true; |
2240 | ||
2241 | /* add tid to output */ | |
2242 | trace->multiple_threads = true; | |
2243 | ||
2244 | if (symbol__init() < 0) | |
2245 | return -1; | |
2246 | ||
f5fc1412 | 2247 | session = perf_session__new(&file, false, &trace->tool); |
6810fc91 DA |
2248 | if (session == NULL) |
2249 | return -ENOMEM; | |
2250 | ||
8fb598e5 DA |
2251 | trace->host = &session->machines.host; |
2252 | ||
6810fc91 DA |
2253 | err = perf_session__set_tracepoints_handlers(session, handlers); |
2254 | if (err) | |
2255 | goto out; | |
2256 | ||
003824e8 NK |
2257 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, |
2258 | "raw_syscalls:sys_enter"); | |
9aca7f17 DA |
2259 | /* older kernels have syscalls tp versus raw_syscalls */ |
2260 | if (evsel == NULL) | |
2261 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, | |
2262 | "syscalls:sys_enter"); | |
003824e8 | 2263 | |
e281a960 SF |
2264 | if (evsel && |
2265 | (perf_evsel__init_syscall_tp(evsel, trace__sys_enter) < 0 || | |
2266 | perf_evsel__init_sc_tp_ptr_field(evsel, args))) { | |
003824e8 NK |
2267 | pr_err("Error during initialize raw_syscalls:sys_enter event\n"); |
2268 | goto out; | |
2269 | } | |
2270 | ||
2271 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, | |
2272 | "raw_syscalls:sys_exit"); | |
9aca7f17 DA |
2273 | if (evsel == NULL) |
2274 | evsel = perf_evlist__find_tracepoint_by_name(session->evlist, | |
2275 | "syscalls:sys_exit"); | |
e281a960 SF |
2276 | if (evsel && |
2277 | (perf_evsel__init_syscall_tp(evsel, trace__sys_exit) < 0 || | |
2278 | perf_evsel__init_sc_tp_uint_field(evsel, ret))) { | |
003824e8 | 2279 | pr_err("Error during initialize raw_syscalls:sys_exit event\n"); |
6810fc91 DA |
2280 | goto out; |
2281 | } | |
2282 | ||
1e28fe0a SF |
2283 | evlist__for_each(session->evlist, evsel) { |
2284 | if (evsel->attr.type == PERF_TYPE_SOFTWARE && | |
2285 | (evsel->attr.config == PERF_COUNT_SW_PAGE_FAULTS_MAJ || | |
2286 | evsel->attr.config == PERF_COUNT_SW_PAGE_FAULTS_MIN || | |
2287 | evsel->attr.config == PERF_COUNT_SW_PAGE_FAULTS)) | |
2288 | evsel->handler = trace__pgfault; | |
2289 | } | |
2290 | ||
bdc89661 DA |
2291 | err = parse_target_str(trace); |
2292 | if (err != 0) | |
2293 | goto out; | |
2294 | ||
6810fc91 DA |
2295 | setup_pager(); |
2296 | ||
2297 | err = perf_session__process_events(session, &trace->tool); | |
2298 | if (err) | |
2299 | pr_err("Failed to process events, error %d", err); | |
2300 | ||
bf2575c1 DA |
2301 | else if (trace->summary) |
2302 | trace__fprintf_thread_summary(trace, trace->output); | |
2303 | ||
6810fc91 DA |
2304 | out: |
2305 | perf_session__delete(session); | |
2306 | ||
2307 | return err; | |
2308 | } | |
2309 | ||
1302d88e ACM |
2310 | static size_t trace__fprintf_threads_header(FILE *fp) |
2311 | { | |
2312 | size_t printed; | |
2313 | ||
99ff7150 | 2314 | printed = fprintf(fp, "\n Summary of events:\n\n"); |
bf2575c1 DA |
2315 | |
2316 | return printed; | |
2317 | } | |
2318 | ||
2319 | static size_t thread__dump_stats(struct thread_trace *ttrace, | |
2320 | struct trace *trace, FILE *fp) | |
2321 | { | |
2322 | struct stats *stats; | |
2323 | size_t printed = 0; | |
2324 | struct syscall *sc; | |
2325 | struct int_node *inode = intlist__first(ttrace->syscall_stats); | |
2326 | ||
2327 | if (inode == NULL) | |
2328 | return 0; | |
2329 | ||
2330 | printed += fprintf(fp, "\n"); | |
2331 | ||
27a778b5 PE |
2332 | printed += fprintf(fp, " syscall calls min avg max stddev\n"); |
2333 | printed += fprintf(fp, " (msec) (msec) (msec) (%%)\n"); | |
2334 | printed += fprintf(fp, " --------------- -------- --------- --------- --------- ------\n"); | |
99ff7150 | 2335 | |
bf2575c1 DA |
2336 | /* each int_node is a syscall */ |
2337 | while (inode) { | |
2338 | stats = inode->priv; | |
2339 | if (stats) { | |
2340 | double min = (double)(stats->min) / NSEC_PER_MSEC; | |
2341 | double max = (double)(stats->max) / NSEC_PER_MSEC; | |
2342 | double avg = avg_stats(stats); | |
2343 | double pct; | |
2344 | u64 n = (u64) stats->n; | |
2345 | ||
2346 | pct = avg ? 100.0 * stddev_stats(stats)/avg : 0.0; | |
2347 | avg /= NSEC_PER_MSEC; | |
2348 | ||
2349 | sc = &trace->syscalls.table[inode->i]; | |
99ff7150 | 2350 | printed += fprintf(fp, " %-15s", sc->name); |
27a778b5 | 2351 | printed += fprintf(fp, " %8" PRIu64 " %9.3f %9.3f", |
7f7a4138 | 2352 | n, min, avg); |
27a778b5 | 2353 | printed += fprintf(fp, " %9.3f %9.2f%%\n", max, pct); |
bf2575c1 DA |
2354 | } |
2355 | ||
2356 | inode = intlist__next(inode); | |
2357 | } | |
2358 | ||
2359 | printed += fprintf(fp, "\n\n"); | |
1302d88e ACM |
2360 | |
2361 | return printed; | |
2362 | } | |
2363 | ||
896cbb56 DA |
2364 | /* struct used to pass data to per-thread function */ |
2365 | struct summary_data { | |
2366 | FILE *fp; | |
2367 | struct trace *trace; | |
2368 | size_t printed; | |
2369 | }; | |
2370 | ||
2371 | static int trace__fprintf_one_thread(struct thread *thread, void *priv) | |
2372 | { | |
2373 | struct summary_data *data = priv; | |
2374 | FILE *fp = data->fp; | |
2375 | size_t printed = data->printed; | |
2376 | struct trace *trace = data->trace; | |
2377 | struct thread_trace *ttrace = thread->priv; | |
896cbb56 DA |
2378 | double ratio; |
2379 | ||
2380 | if (ttrace == NULL) | |
2381 | return 0; | |
2382 | ||
2383 | ratio = (double)ttrace->nr_events / trace->nr_events * 100.0; | |
2384 | ||
15e65c69 | 2385 | printed += fprintf(fp, " %s (%d), ", thread__comm_str(thread), thread->tid); |
99ff7150 | 2386 | printed += fprintf(fp, "%lu events, ", ttrace->nr_events); |
15e65c69 | 2387 | printed += fprintf(fp, "%.1f%%", ratio); |
a2ea67d7 SF |
2388 | if (ttrace->pfmaj) |
2389 | printed += fprintf(fp, ", %lu majfaults", ttrace->pfmaj); | |
2390 | if (ttrace->pfmin) | |
2391 | printed += fprintf(fp, ", %lu minfaults", ttrace->pfmin); | |
99ff7150 | 2392 | printed += fprintf(fp, ", %.3f msec\n", ttrace->runtime_ms); |
bf2575c1 | 2393 | printed += thread__dump_stats(ttrace, trace, fp); |
896cbb56 DA |
2394 | |
2395 | data->printed += printed; | |
2396 | ||
2397 | return 0; | |
2398 | } | |
2399 | ||
1302d88e ACM |
2400 | static size_t trace__fprintf_thread_summary(struct trace *trace, FILE *fp) |
2401 | { | |
896cbb56 DA |
2402 | struct summary_data data = { |
2403 | .fp = fp, | |
2404 | .trace = trace | |
2405 | }; | |
2406 | data.printed = trace__fprintf_threads_header(fp); | |
1302d88e | 2407 | |
896cbb56 DA |
2408 | machine__for_each_thread(trace->host, trace__fprintf_one_thread, &data); |
2409 | ||
2410 | return data.printed; | |
1302d88e ACM |
2411 | } |
2412 | ||
ae9ed035 ACM |
2413 | static int trace__set_duration(const struct option *opt, const char *str, |
2414 | int unset __maybe_unused) | |
2415 | { | |
2416 | struct trace *trace = opt->value; | |
2417 | ||
2418 | trace->duration_filter = atof(str); | |
2419 | return 0; | |
2420 | } | |
2421 | ||
c24ff998 ACM |
2422 | static int trace__open_output(struct trace *trace, const char *filename) |
2423 | { | |
2424 | struct stat st; | |
2425 | ||
2426 | if (!stat(filename, &st) && st.st_size) { | |
2427 | char oldname[PATH_MAX]; | |
2428 | ||
2429 | scnprintf(oldname, sizeof(oldname), "%s.old", filename); | |
2430 | unlink(oldname); | |
2431 | rename(filename, oldname); | |
2432 | } | |
2433 | ||
2434 | trace->output = fopen(filename, "w"); | |
2435 | ||
2436 | return trace->output == NULL ? -errno : 0; | |
2437 | } | |
2438 | ||
598d02c5 SF |
2439 | static int parse_pagefaults(const struct option *opt, const char *str, |
2440 | int unset __maybe_unused) | |
2441 | { | |
2442 | int *trace_pgfaults = opt->value; | |
2443 | ||
2444 | if (strcmp(str, "all") == 0) | |
2445 | *trace_pgfaults |= TRACE_PFMAJ | TRACE_PFMIN; | |
2446 | else if (strcmp(str, "maj") == 0) | |
2447 | *trace_pgfaults |= TRACE_PFMAJ; | |
2448 | else if (strcmp(str, "min") == 0) | |
2449 | *trace_pgfaults |= TRACE_PFMIN; | |
2450 | else | |
2451 | return -1; | |
2452 | ||
2453 | return 0; | |
2454 | } | |
2455 | ||
514f1c67 ACM |
2456 | int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused) |
2457 | { | |
2458 | const char * const trace_usage[] = { | |
f15eb531 NK |
2459 | "perf trace [<options>] [<command>]", |
2460 | "perf trace [<options>] -- <command> [<options>]", | |
5e2485b1 DA |
2461 | "perf trace record [<options>] [<command>]", |
2462 | "perf trace record [<options>] -- <command> [<options>]", | |
514f1c67 ACM |
2463 | NULL |
2464 | }; | |
2465 | struct trace trace = { | |
c522739d ACM |
2466 | .audit = { |
2467 | .machine = audit_detect_machine(), | |
2468 | .open_id = audit_name_to_syscall("open", trace.audit.machine), | |
2469 | }, | |
514f1c67 ACM |
2470 | .syscalls = { |
2471 | . max = -1, | |
2472 | }, | |
2473 | .opts = { | |
2474 | .target = { | |
2475 | .uid = UINT_MAX, | |
2476 | .uses_mmap = true, | |
2477 | }, | |
2478 | .user_freq = UINT_MAX, | |
2479 | .user_interval = ULLONG_MAX, | |
509051ea | 2480 | .no_buffering = true, |
514f1c67 ACM |
2481 | .mmap_pages = 1024, |
2482 | }, | |
c24ff998 | 2483 | .output = stdout, |
50c95cbd | 2484 | .show_comm = true, |
e281a960 | 2485 | .trace_syscalls = true, |
514f1c67 | 2486 | }; |
c24ff998 | 2487 | const char *output_name = NULL; |
2ae3a312 | 2488 | const char *ev_qualifier_str = NULL; |
514f1c67 | 2489 | const struct option trace_options[] = { |
50c95cbd ACM |
2490 | OPT_BOOLEAN(0, "comm", &trace.show_comm, |
2491 | "show the thread COMM next to its id"), | |
c522739d | 2492 | OPT_BOOLEAN(0, "tool_stats", &trace.show_tool_stats, "show tool stats"), |
2ae3a312 ACM |
2493 | OPT_STRING('e', "expr", &ev_qualifier_str, "expr", |
2494 | "list of events to trace"), | |
c24ff998 | 2495 | OPT_STRING('o', "output", &output_name, "file", "output file name"), |
6810fc91 | 2496 | OPT_STRING('i', "input", &input_name, "file", "Analyze events in file"), |
514f1c67 ACM |
2497 | OPT_STRING('p', "pid", &trace.opts.target.pid, "pid", |
2498 | "trace events on existing process id"), | |
ac9be8ee | 2499 | OPT_STRING('t', "tid", &trace.opts.target.tid, "tid", |
514f1c67 | 2500 | "trace events on existing thread id"), |
ac9be8ee | 2501 | OPT_BOOLEAN('a', "all-cpus", &trace.opts.target.system_wide, |
514f1c67 | 2502 | "system-wide collection from all CPUs"), |
ac9be8ee | 2503 | OPT_STRING('C', "cpu", &trace.opts.target.cpu_list, "cpu", |
514f1c67 | 2504 | "list of cpus to monitor"), |
6810fc91 | 2505 | OPT_BOOLEAN(0, "no-inherit", &trace.opts.no_inherit, |
514f1c67 | 2506 | "child tasks do not inherit counters"), |
994a1f78 JO |
2507 | OPT_CALLBACK('m', "mmap-pages", &trace.opts.mmap_pages, "pages", |
2508 | "number of mmap data pages", | |
2509 | perf_evlist__parse_mmap_pages), | |
ac9be8ee | 2510 | OPT_STRING('u', "uid", &trace.opts.target.uid_str, "user", |
514f1c67 | 2511 | "user to profile"), |
ae9ed035 ACM |
2512 | OPT_CALLBACK(0, "duration", &trace, "float", |
2513 | "show only events with duration > N.M ms", | |
2514 | trace__set_duration), | |
1302d88e | 2515 | OPT_BOOLEAN(0, "sched", &trace.sched, "show blocking scheduler events"), |
7c304ee0 | 2516 | OPT_INCR('v', "verbose", &verbose, "be more verbose"), |
4bb09192 DA |
2517 | OPT_BOOLEAN('T', "time", &trace.full_time, |
2518 | "Show full timestamp, not time relative to first start"), | |
fd2eabaf DA |
2519 | OPT_BOOLEAN('s', "summary", &trace.summary_only, |
2520 | "Show only syscall summary with statistics"), | |
2521 | OPT_BOOLEAN('S', "with-summary", &trace.summary, | |
2522 | "Show all syscalls and summary with statistics"), | |
598d02c5 SF |
2523 | OPT_CALLBACK_DEFAULT('F', "pf", &trace.trace_pgfaults, "all|maj|min", |
2524 | "Trace pagefaults", parse_pagefaults, "maj"), | |
e281a960 | 2525 | OPT_BOOLEAN(0, "syscalls", &trace.trace_syscalls, "Trace syscalls"), |
514f1c67 ACM |
2526 | OPT_END() |
2527 | }; | |
2528 | int err; | |
32caf0d1 | 2529 | char bf[BUFSIZ]; |
514f1c67 | 2530 | |
1e28fe0a SF |
2531 | argc = parse_options(argc, argv, trace_options, trace_usage, |
2532 | PARSE_OPT_STOP_AT_NON_OPTION); | |
fd2eabaf | 2533 | |
598d02c5 SF |
2534 | if (trace.trace_pgfaults) { |
2535 | trace.opts.sample_address = true; | |
2536 | trace.opts.sample_time = true; | |
2537 | } | |
2538 | ||
1e28fe0a SF |
2539 | if ((argc >= 1) && (strcmp(argv[0], "record") == 0)) |
2540 | return trace__record(&trace, argc-1, &argv[1]); | |
2541 | ||
2542 | /* summary_only implies summary option, but don't overwrite summary if set */ | |
2543 | if (trace.summary_only) | |
2544 | trace.summary = trace.summary_only; | |
2545 | ||
e281a960 SF |
2546 | if (!trace.trace_syscalls && !trace.trace_pgfaults) { |
2547 | pr_err("Please specify something to trace.\n"); | |
2548 | return -1; | |
2549 | } | |
2550 | ||
c24ff998 ACM |
2551 | if (output_name != NULL) { |
2552 | err = trace__open_output(&trace, output_name); | |
2553 | if (err < 0) { | |
2554 | perror("failed to create output file"); | |
2555 | goto out; | |
2556 | } | |
2557 | } | |
2558 | ||
2ae3a312 | 2559 | if (ev_qualifier_str != NULL) { |
b059efdf ACM |
2560 | const char *s = ev_qualifier_str; |
2561 | ||
2562 | trace.not_ev_qualifier = *s == '!'; | |
2563 | if (trace.not_ev_qualifier) | |
2564 | ++s; | |
2565 | trace.ev_qualifier = strlist__new(true, s); | |
2ae3a312 | 2566 | if (trace.ev_qualifier == NULL) { |
c24ff998 ACM |
2567 | fputs("Not enough memory to parse event qualifier", |
2568 | trace.output); | |
2569 | err = -ENOMEM; | |
2570 | goto out_close; | |
2ae3a312 ACM |
2571 | } |
2572 | } | |
2573 | ||
602ad878 | 2574 | err = target__validate(&trace.opts.target); |
32caf0d1 | 2575 | if (err) { |
602ad878 | 2576 | target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
c24ff998 ACM |
2577 | fprintf(trace.output, "%s", bf); |
2578 | goto out_close; | |
32caf0d1 NK |
2579 | } |
2580 | ||
602ad878 | 2581 | err = target__parse_uid(&trace.opts.target); |
514f1c67 | 2582 | if (err) { |
602ad878 | 2583 | target__strerror(&trace.opts.target, err, bf, sizeof(bf)); |
c24ff998 ACM |
2584 | fprintf(trace.output, "%s", bf); |
2585 | goto out_close; | |
514f1c67 ACM |
2586 | } |
2587 | ||
602ad878 | 2588 | if (!argc && target__none(&trace.opts.target)) |
ee76120e NK |
2589 | trace.opts.target.system_wide = true; |
2590 | ||
6810fc91 DA |
2591 | if (input_name) |
2592 | err = trace__replay(&trace); | |
2593 | else | |
2594 | err = trace__run(&trace, argc, argv); | |
1302d88e | 2595 | |
c24ff998 ACM |
2596 | out_close: |
2597 | if (output_name != NULL) | |
2598 | fclose(trace.output); | |
2599 | out: | |
1302d88e | 2600 | return err; |
514f1c67 | 2601 | } |