137 static int dso__inject_build_id(struct dso *dso, struct perf_tool *tool,
404 static struct dso *findnew_dso(int pid, int tid, const char *filename,  in findnew_dso()
410 	struct dso *dso;  in findnew_dso()  local
433 		dso = machine__findnew_vdso(machine, thread);  in findnew_dso()
435 		dso = machine__findnew_dso_id(machine, filename, id);  in findnew_dso()
438 	if (dso) {  in findnew_dso()
439 		mutex_lock(&dso->lock);  in findnew_dso()
440 		nsinfo__put(dso->nsinfo);  in findnew_dso()
441 		dso->nsinfo = nsi;  in findnew_dso()
442 		mutex_unlock(&dso->lock);  in findnew_dso()
447 	return dso;  in findnew_dso()
455 	struct dso *dso;  in perf_event__repipe_buildid_mmap()  local
457 	dso = findnew_dso(event->mmap.pid, event->mmap.tid,  in perf_event__repipe_buildid_mmap()
460 	if (dso && !dso->hit) {  in perf_event__repipe_buildid_mmap()
461 		dso->hit = 1;  in perf_event__repipe_buildid_mmap()
462 		dso__inject_build_id(dso, tool, machine, sample->cpumode, 0);  in perf_event__repipe_buildid_mmap()
464 	dso__put(dso);  in perf_event__repipe_buildid_mmap()
480 		struct dso *dso;  in perf_event__repipe_mmap2()  local
482 		dso = findnew_dso(event->mmap2.pid, event->mmap2.tid,  in perf_event__repipe_mmap2()
484 		if (dso) {  in perf_event__repipe_mmap2()
486 			dso->hit = 1;  in perf_event__repipe_mmap2()
488 		dso__put(dso);  in perf_event__repipe_mmap2()
530 	struct dso *dso;  in perf_event__repipe_buildid_mmap2()  local
534 		dso = findnew_dso(event->mmap2.pid, event->mmap2.tid,  in perf_event__repipe_buildid_mmap2()
536 		if (dso) {  in perf_event__repipe_buildid_mmap2()
538 			dso->hit = 1;  in perf_event__repipe_buildid_mmap2()
540 		dso__put(dso);  in perf_event__repipe_buildid_mmap2()
544 	dso = findnew_dso(event->mmap2.pid, event->mmap2.tid,  in perf_event__repipe_buildid_mmap2()
547 	if (dso && !dso->hit) {  in perf_event__repipe_buildid_mmap2()
548 		dso->hit = 1;  in perf_event__repipe_buildid_mmap2()
549 		dso__inject_build_id(dso, tool, machine, sample->cpumode,  in perf_event__repipe_buildid_mmap2()
552 	dso__put(dso);  in perf_event__repipe_buildid_mmap2()
618 static int dso__read_build_id(struct dso *dso)  in dso__read_build_id()  argument
622 	if (dso->has_build_id)  in dso__read_build_id()
625 	mutex_lock(&dso->lock);  in dso__read_build_id()
626 	nsinfo__mountns_enter(dso->nsinfo, &nsc);  in dso__read_build_id()
627 	if (filename__read_build_id(dso->long_name, &dso->bid) > 0)  in dso__read_build_id()
628 		dso->has_build_id = true;  in dso__read_build_id()
629 	else if (dso->nsinfo) {  in dso__read_build_id()
632 		new_name = filename_with_chroot(dso->nsinfo->pid,  in dso__read_build_id()
633 						dso->long_name);  in dso__read_build_id()
634 		if (new_name && filename__read_build_id(new_name, &dso->bid) > 0)  in dso__read_build_id()
635 			dso->has_build_id = true;  in dso__read_build_id()
639 	mutex_unlock(&dso->lock);  in dso__read_build_id()
641 	return dso->has_build_id ? 0 : -1;  in dso__read_build_id()
681 					       struct dso *dso)  in perf_inject__lookup_known_build_id()  argument
693 		if (strcmp(dso->long_name, dso_name))  in perf_inject__lookup_known_build_id()
696 			dso->bid.data[ix] = (hex(build_id[2 * ix]) << 4 |  in perf_inject__lookup_known_build_id()
699 		dso->bid.size = bid_len / 2;  in perf_inject__lookup_known_build_id()
700 		dso->has_build_id = 1;  in perf_inject__lookup_known_build_id()
706 static int dso__inject_build_id(struct dso *dso, struct perf_tool *tool,  in dso__inject_build_id()  argument
713 	if (is_anon_memory(dso->long_name) || flags & MAP_HUGETLB)  in dso__inject_build_id()
715 	if (is_no_dso_memory(dso->long_name))  in dso__inject_build_id()
719 	    perf_inject__lookup_known_build_id(inject, dso))  in dso__inject_build_id()
722 	if (dso__read_build_id(dso) < 0) {  in dso__inject_build_id()
723 		pr_debug("no build_id found for %s\n", dso->long_name);  in dso__inject_build_id()
727 	err = perf_event__synthesize_build_id(tool, dso, cpumode,  in dso__inject_build_id()
730 		pr_err("Can't synthesize build_id event for %s\n", dso->long_name);  in dso__inject_build_id()
753 		if (!al.map->dso->hit) {  in perf_event__inject_buildid()
754 			al.map->dso->hit = 1;  in perf_event__inject_buildid()
755 			dso__inject_build_id(al.map->dso, tool, machine,  in perf_event__inject_buildid()
1127 static bool dso__is_in_kernel_space(struct dso *dso)  in dso__is_in_kernel_space()  argument
1129 	if (dso__is_vdso(dso))  in dso__is_in_kernel_space()
1132 	return dso__is_kcore(dso) ||  in dso__is_in_kernel_space()
1133 	       dso->kernel ||  in dso__is_in_kernel_space()
1134 	       is_kernel_module(dso->long_name, PERF_RECORD_MISC_CPUMODE_UNKNOWN);  in dso__is_in_kernel_space()
1158 static int synthesize_build_id(struct perf_inject *inject, struct dso *dso, pid_t machine_pid)  in synthesize_build_id()  argument
1161 	u8 cpumode = dso__is_in_kernel_space(dso) ?  in synthesize_build_id()
1168 	dso->hit = 1;  in synthesize_build_id()
1170 	return perf_event__synthesize_build_id(&inject->tool, dso, cpumode,  in synthesize_build_id()
1178 	struct dso *dso;  in guest_session__add_build_ids()  local
1184 	dsos__for_each_with_build_id(dso, &machine->dsos.head) {  in guest_session__add_build_ids()
1185 		ret = synthesize_build_id(inject, dso, gs->machine_pid);  in guest_session__add_build_ids()