643     pids_ = pids;  in SetPid()
834         pids_.clear();  in PrepareFdEvents()
835         pids_.push_back(-1);  in PrepareFdEvents()
838             pids_.push_back(trackedCommand_->GetChildPid());  in PrepareFdEvents()
840         if (pids_.empty()) {  in PrepareFdEvents()
841             pids_.push_back(0); // no pid means use 0 as self pid  in PrepareFdEvents()
853     if (pids_.size() == 1 && pids_[0] == -1) {  in PrepareFdEvents()
856         HLOGI("target process: %zu (%s)\n", pids_.size(),  in PrepareFdEvents()
857               (pids_[0] == 0) ? std::to_string(gettid()).c_str() : VectorToString(pids_).c_str());  in PrepareFdEvents()
917         int groupFdCache[cpus_.size()][pids_.size()];  in CreateFdEvents()
919             for (size_t j = 0; j < pids_.size(); j++) { // each pid  in CreateFdEvents()
931                 for (size_t ipid = 0; ipid < pids_.size(); ipid++) { // each pid  in CreateFdEvents()
935                     UniqueFd fd = Open(eventItem.attr, pids_[ipid], cpus_[icpu],  in CreateFdEvents()
941                                 printf("pid %d does not exist.\n", pids_[ipid]);  in CreateFdEvents()
943                             HLOGE("pid %d does not exist.\n", pids_[ipid]);  in CreateFdEvents()
966                     fdItem.pid = pids_[ipid];  in CreateFdEvents()
1448     for (auto it = pids_.begin(); it != pids_.end();) {  in HaveTargetsExit()
1452             it = pids_.erase(it);  in HaveTargetsExit()
1455     if (pids_.empty()) {  in HaveTargetsExit()