diff options
Diffstat (limited to 'tools/perf/util/event.c')
| -rw-r--r-- | tools/perf/util/event.c | 92 |
1 files changed, 45 insertions, 47 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index e3fa8d3d11b..2f33ca9899b 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c | |||
| @@ -172,17 +172,17 @@ static int event__synthesize_mmap_events(pid_t pid, pid_t tgid, | |||
| 172 | 172 | ||
| 173 | int event__synthesize_modules(event__handler_t process, | 173 | int event__synthesize_modules(event__handler_t process, |
| 174 | struct perf_session *session, | 174 | struct perf_session *session, |
| 175 | struct kernel_info *kerninfo) | 175 | struct machine *machine) |
| 176 | { | 176 | { |
| 177 | struct rb_node *nd; | 177 | struct rb_node *nd; |
| 178 | struct map_groups *kmaps = &kerninfo->kmaps; | 178 | struct map_groups *kmaps = &machine->kmaps; |
| 179 | u16 misc; | 179 | u16 misc; |
| 180 | 180 | ||
| 181 | /* | 181 | /* |
| 182 | * kernel uses 0 for user space maps, see kernel/perf_event.c | 182 | * kernel uses 0 for user space maps, see kernel/perf_event.c |
| 183 | * __perf_event_mmap | 183 | * __perf_event_mmap |
| 184 | */ | 184 | */ |
| 185 | if (is_host_kernel(kerninfo)) | 185 | if (machine__is_host(machine)) |
| 186 | misc = PERF_RECORD_MISC_KERNEL; | 186 | misc = PERF_RECORD_MISC_KERNEL; |
| 187 | else | 187 | else |
| 188 | misc = PERF_RECORD_MISC_GUEST_KERNEL; | 188 | misc = PERF_RECORD_MISC_GUEST_KERNEL; |
| @@ -204,7 +204,7 @@ int event__synthesize_modules(event__handler_t process, | |||
| 204 | (sizeof(ev.mmap.filename) - size)); | 204 | (sizeof(ev.mmap.filename) - size)); |
| 205 | ev.mmap.start = pos->start; | 205 | ev.mmap.start = pos->start; |
| 206 | ev.mmap.len = pos->end - pos->start; | 206 | ev.mmap.len = pos->end - pos->start; |
| 207 | ev.mmap.pid = kerninfo->pid; | 207 | ev.mmap.pid = machine->pid; |
| 208 | 208 | ||
| 209 | memcpy(ev.mmap.filename, pos->dso->long_name, | 209 | memcpy(ev.mmap.filename, pos->dso->long_name, |
| 210 | pos->dso->long_name_len + 1); | 210 | pos->dso->long_name_len + 1); |
| @@ -267,7 +267,7 @@ static int find_symbol_cb(void *arg, const char *name, char type, u64 start) | |||
| 267 | 267 | ||
| 268 | int event__synthesize_kernel_mmap(event__handler_t process, | 268 | int event__synthesize_kernel_mmap(event__handler_t process, |
| 269 | struct perf_session *session, | 269 | struct perf_session *session, |
| 270 | struct kernel_info *kerninfo, | 270 | struct machine *machine, |
| 271 | const char *symbol_name) | 271 | const char *symbol_name) |
| 272 | { | 272 | { |
| 273 | size_t size; | 273 | size_t size; |
| @@ -288,8 +288,8 @@ int event__synthesize_kernel_mmap(event__handler_t process, | |||
| 288 | */ | 288 | */ |
| 289 | struct process_symbol_args args = { .name = symbol_name, }; | 289 | struct process_symbol_args args = { .name = symbol_name, }; |
| 290 | 290 | ||
| 291 | mmap_name = kern_mmap_name(kerninfo, name_buff); | 291 | mmap_name = machine__mmap_name(machine, name_buff); |
| 292 | if (is_host_kernel(kerninfo)) { | 292 | if (machine__is_host(machine)) { |
| 293 | /* | 293 | /* |
| 294 | * kernel uses PERF_RECORD_MISC_USER for user space maps, | 294 | * kernel uses PERF_RECORD_MISC_USER for user space maps, |
| 295 | * see kernel/perf_event.c __perf_event_mmap | 295 | * see kernel/perf_event.c __perf_event_mmap |
| @@ -298,10 +298,10 @@ int event__synthesize_kernel_mmap(event__handler_t process, | |||
| 298 | filename = "/proc/kallsyms"; | 298 | filename = "/proc/kallsyms"; |
| 299 | } else { | 299 | } else { |
| 300 | ev.header.misc = PERF_RECORD_MISC_GUEST_KERNEL; | 300 | ev.header.misc = PERF_RECORD_MISC_GUEST_KERNEL; |
| 301 | if (is_default_guest(kerninfo)) | 301 | if (machine__is_default_guest(machine)) |
| 302 | filename = (char *) symbol_conf.default_guest_kallsyms; | 302 | filename = (char *) symbol_conf.default_guest_kallsyms; |
| 303 | else { | 303 | else { |
| 304 | sprintf(path, "%s/proc/kallsyms", kerninfo->root_dir); | 304 | sprintf(path, "%s/proc/kallsyms", machine->root_dir); |
| 305 | filename = path; | 305 | filename = path; |
| 306 | } | 306 | } |
| 307 | } | 307 | } |
| @@ -309,7 +309,7 @@ int event__synthesize_kernel_mmap(event__handler_t process, | |||
| 309 | if (kallsyms__parse(filename, &args, find_symbol_cb) <= 0) | 309 | if (kallsyms__parse(filename, &args, find_symbol_cb) <= 0) |
| 310 | return -ENOENT; | 310 | return -ENOENT; |
| 311 | 311 | ||
| 312 | map = kerninfo->vmlinux_maps[MAP__FUNCTION]; | 312 | map = machine->vmlinux_maps[MAP__FUNCTION]; |
| 313 | size = snprintf(ev.mmap.filename, sizeof(ev.mmap.filename), | 313 | size = snprintf(ev.mmap.filename, sizeof(ev.mmap.filename), |
| 314 | "%s%s", mmap_name, symbol_name) + 1; | 314 | "%s%s", mmap_name, symbol_name) + 1; |
| 315 | size = ALIGN(size, sizeof(u64)); | 315 | size = ALIGN(size, sizeof(u64)); |
| @@ -318,7 +318,7 @@ int event__synthesize_kernel_mmap(event__handler_t process, | |||
| 318 | ev.mmap.pgoff = args.start; | 318 | ev.mmap.pgoff = args.start; |
| 319 | ev.mmap.start = map->start; | 319 | ev.mmap.start = map->start; |
| 320 | ev.mmap.len = map->end - ev.mmap.start; | 320 | ev.mmap.len = map->end - ev.mmap.start; |
| 321 | ev.mmap.pid = kerninfo->pid; | 321 | ev.mmap.pid = machine->pid; |
| 322 | 322 | ||
| 323 | return process(&ev, session); | 323 | return process(&ev, session); |
| 324 | } | 324 | } |
| @@ -389,18 +389,18 @@ static int event__process_kernel_mmap(event_t *self, | |||
| 389 | { | 389 | { |
| 390 | struct map *map; | 390 | struct map *map; |
| 391 | char kmmap_prefix[PATH_MAX]; | 391 | char kmmap_prefix[PATH_MAX]; |
| 392 | struct kernel_info *kerninfo; | 392 | struct machine *machine; |
| 393 | enum dso_kernel_type kernel_type; | 393 | enum dso_kernel_type kernel_type; |
| 394 | bool is_kernel_mmap; | 394 | bool is_kernel_mmap; |
| 395 | 395 | ||
| 396 | kerninfo = kerninfo__findnew(&session->kerninfo_root, self->mmap.pid); | 396 | machine = perf_session__findnew_machine(session, self->mmap.pid); |
| 397 | if (!kerninfo) { | 397 | if (!machine) { |
| 398 | pr_err("Can't find id %d's kerninfo\n", self->mmap.pid); | 398 | pr_err("Can't find id %d's machine\n", self->mmap.pid); |
| 399 | goto out_problem; | 399 | goto out_problem; |
| 400 | } | 400 | } |
| 401 | 401 | ||
| 402 | kern_mmap_name(kerninfo, kmmap_prefix); | 402 | machine__mmap_name(machine, kmmap_prefix); |
| 403 | if (is_host_kernel(kerninfo)) | 403 | if (machine__is_host(machine)) |
| 404 | kernel_type = DSO_TYPE_KERNEL; | 404 | kernel_type = DSO_TYPE_KERNEL; |
| 405 | else | 405 | else |
| 406 | kernel_type = DSO_TYPE_GUEST_KERNEL; | 406 | kernel_type = DSO_TYPE_GUEST_KERNEL; |
| @@ -429,10 +429,9 @@ static int event__process_kernel_mmap(event_t *self, | |||
| 429 | } else | 429 | } else |
| 430 | strcpy(short_module_name, self->mmap.filename); | 430 | strcpy(short_module_name, self->mmap.filename); |
| 431 | 431 | ||
| 432 | map = map_groups__new_module(&kerninfo->kmaps, | 432 | map = map_groups__new_module(&machine->kmaps, |
| 433 | self->mmap.start, | 433 | self->mmap.start, |
| 434 | self->mmap.filename, | 434 | self->mmap.filename, machine); |
| 435 | kerninfo); | ||
| 436 | if (map == NULL) | 435 | if (map == NULL) |
| 437 | goto out_problem; | 436 | goto out_problem; |
| 438 | 437 | ||
| @@ -449,27 +448,27 @@ static int event__process_kernel_mmap(event_t *self, | |||
| 449 | * Should be there already, from the build-id table in | 448 | * Should be there already, from the build-id table in |
| 450 | * the header. | 449 | * the header. |
| 451 | */ | 450 | */ |
| 452 | struct dso *kernel = __dsos__findnew(&kerninfo->dsos__kernel, | 451 | struct dso *kernel = __dsos__findnew(&machine->kernel_dsos, |
| 453 | kmmap_prefix); | 452 | kmmap_prefix); |
| 454 | if (kernel == NULL) | 453 | if (kernel == NULL) |
| 455 | goto out_problem; | 454 | goto out_problem; |
| 456 | 455 | ||
| 457 | kernel->kernel = kernel_type; | 456 | kernel->kernel = kernel_type; |
| 458 | if (__map_groups__create_kernel_maps(&kerninfo->kmaps, | 457 | if (__map_groups__create_kernel_maps(&machine->kmaps, |
| 459 | kerninfo->vmlinux_maps, kernel) < 0) | 458 | machine->vmlinux_maps, |
| 459 | kernel) < 0) | ||
| 460 | goto out_problem; | 460 | goto out_problem; |
| 461 | 461 | ||
| 462 | event_set_kernel_mmap_len(kerninfo->vmlinux_maps, self); | 462 | event_set_kernel_mmap_len(machine->vmlinux_maps, self); |
| 463 | perf_session__set_kallsyms_ref_reloc_sym(kerninfo->vmlinux_maps, | 463 | perf_session__set_kallsyms_ref_reloc_sym(machine->vmlinux_maps, |
| 464 | symbol_name, | 464 | symbol_name, |
| 465 | self->mmap.pgoff); | 465 | self->mmap.pgoff); |
| 466 | if (is_default_guest(kerninfo)) { | 466 | if (machine__is_default_guest(machine)) { |
| 467 | /* | 467 | /* |
| 468 | * preload dso of guest kernel and modules | 468 | * preload dso of guest kernel and modules |
| 469 | */ | 469 | */ |
| 470 | dso__load(kernel, | 470 | dso__load(kernel, machine->vmlinux_maps[MAP__FUNCTION], |
| 471 | kerninfo->vmlinux_maps[MAP__FUNCTION], | 471 | NULL); |
| 472 | NULL); | ||
| 473 | } | 472 | } |
| 474 | } | 473 | } |
| 475 | return 0; | 474 | return 0; |
| @@ -479,7 +478,7 @@ out_problem: | |||
| 479 | 478 | ||
| 480 | int event__process_mmap(event_t *self, struct perf_session *session) | 479 | int event__process_mmap(event_t *self, struct perf_session *session) |
| 481 | { | 480 | { |
| 482 | struct kernel_info *kerninfo; | 481 | struct machine *machine; |
| 483 | struct thread *thread; | 482 | struct thread *thread; |
| 484 | struct map *map; | 483 | struct map *map; |
| 485 | u8 cpumode = self->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; | 484 | u8 cpumode = self->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; |
| @@ -498,8 +497,8 @@ int event__process_mmap(event_t *self, struct perf_session *session) | |||
| 498 | } | 497 | } |
| 499 | 498 | ||
| 500 | thread = perf_session__findnew(session, self->mmap.pid); | 499 | thread = perf_session__findnew(session, self->mmap.pid); |
| 501 | kerninfo = kerninfo__findhost(&session->kerninfo_root); | 500 | machine = perf_session__find_host_machine(session); |
| 502 | map = map__new(&kerninfo->dsos__user, self->mmap.start, | 501 | map = map__new(&machine->user_dsos, self->mmap.start, |
| 503 | self->mmap.len, self->mmap.pgoff, | 502 | self->mmap.len, self->mmap.pgoff, |
| 504 | self->mmap.pid, self->mmap.filename, | 503 | self->mmap.pid, self->mmap.filename, |
| 505 | MAP__FUNCTION, session->cwd, session->cwdlen); | 504 | MAP__FUNCTION, session->cwd, session->cwdlen); |
| @@ -546,7 +545,7 @@ void thread__find_addr_map(struct thread *self, | |||
| 546 | struct addr_location *al) | 545 | struct addr_location *al) |
| 547 | { | 546 | { |
| 548 | struct map_groups *mg = &self->mg; | 547 | struct map_groups *mg = &self->mg; |
| 549 | struct kernel_info *kerninfo = NULL; | 548 | struct machine *machine = NULL; |
| 550 | 549 | ||
| 551 | al->thread = self; | 550 | al->thread = self; |
| 552 | al->addr = addr; | 551 | al->addr = addr; |
| @@ -555,19 +554,19 @@ void thread__find_addr_map(struct thread *self, | |||
| 555 | 554 | ||
| 556 | if (cpumode == PERF_RECORD_MISC_KERNEL && perf_host) { | 555 | if (cpumode == PERF_RECORD_MISC_KERNEL && perf_host) { |
| 557 | al->level = 'k'; | 556 | al->level = 'k'; |
| 558 | kerninfo = kerninfo__findhost(&session->kerninfo_root); | 557 | machine = perf_session__find_host_machine(session); |
| 559 | mg = &kerninfo->kmaps; | 558 | mg = &machine->kmaps; |
| 560 | } else if (cpumode == PERF_RECORD_MISC_USER && perf_host) { | 559 | } else if (cpumode == PERF_RECORD_MISC_USER && perf_host) { |
| 561 | al->level = '.'; | 560 | al->level = '.'; |
| 562 | kerninfo = kerninfo__findhost(&session->kerninfo_root); | 561 | machine = perf_session__find_host_machine(session); |
| 563 | } else if (cpumode == PERF_RECORD_MISC_GUEST_KERNEL && perf_guest) { | 562 | } else if (cpumode == PERF_RECORD_MISC_GUEST_KERNEL && perf_guest) { |
| 564 | al->level = 'g'; | 563 | al->level = 'g'; |
| 565 | kerninfo = kerninfo__find(&session->kerninfo_root, pid); | 564 | machine = perf_session__find_machine(session, pid); |
| 566 | if (!kerninfo) { | 565 | if (!machine) { |
| 567 | al->map = NULL; | 566 | al->map = NULL; |
| 568 | return; | 567 | return; |
| 569 | } | 568 | } |
| 570 | mg = &kerninfo->kmaps; | 569 | mg = &machine->kmaps; |
| 571 | } else { | 570 | } else { |
| 572 | /* | 571 | /* |
| 573 | * 'u' means guest os user space. | 572 | * 'u' means guest os user space. |
| @@ -603,10 +602,9 @@ try_again: | |||
| 603 | * in the whole kernel symbol list. | 602 | * in the whole kernel symbol list. |
| 604 | */ | 603 | */ |
| 605 | if ((long long)al->addr < 0 && | 604 | if ((long long)al->addr < 0 && |
| 606 | cpumode == PERF_RECORD_MISC_KERNEL && | 605 | cpumode == PERF_RECORD_MISC_KERNEL && |
| 607 | kerninfo && | 606 | machine && mg != &machine->kmaps) { |
| 608 | mg != &kerninfo->kmaps) { | 607 | mg = &machine->kmaps; |
| 609 | mg = &kerninfo->kmaps; | ||
| 610 | goto try_again; | 608 | goto try_again; |
| 611 | } | 609 | } |
| 612 | } else | 610 | } else |
