63 bool CgroupGetControllerPath(const std::string& cgroup_name, std::string* path) {  in CgroupGetControllerPath()  argument
70     if (path) {  in CgroupGetControllerPath()
71         *path = controller.path();  in CgroupGetControllerPath()
77 static bool CgroupGetMemcgAppsPath(std::string* path) {  in CgroupGetMemcgAppsPath()  argument
84     if (path) {  in CgroupGetMemcgAppsPath()
85         *path = controller.path();  in CgroupGetMemcgAppsPath()
87             *path += "/apps";  in CgroupGetMemcgAppsPath()
94 bool CgroupGetControllerFromPath(const std::string& path, std::string* cgroup_name) {  in CgroupGetControllerFromPath()  argument
95     auto controller = CgroupMap::GetInstance().FindControllerByPath(path);  in CgroupGetControllerFromPath()
108 bool CgroupGetAttributePath(const std::string& attr_name, std::string* path) {  in CgroupGetAttributePath()  argument
116     if (path) {  in CgroupGetAttributePath()
117         *path = StringPrintf("%s/%s", attr->controller()->path(), attr->file_name().c_str());  in CgroupGetAttributePath()
123 bool CgroupGetAttributePathForTask(const std::string& attr_name, int tid, std::string* path) {  in CgroupGetAttributePathForTask()  argument
131     if (!attr->GetPathForTask(tid, path)) {  in CgroupGetAttributePathForTask()
244             auto path = StringPrintf("%s/%s", uid_path.c_str(), dir->d_name);  in RemoveUidProcessGroups()  local
247                 auto procs_file = StringPrintf("%s/%s", path.c_str(),  in RemoveUidProcessGroups()
255                     LOG(VERBOSE) << "Skipping non-empty group " << path;  in RemoveUidProcessGroups()
260             LOG(VERBOSE) << "Removing " << path;  in RemoveUidProcessGroups()
261             if (rmdir(path.c_str()) == -1) {  in RemoveUidProcessGroups()
263                     PLOG(WARNING) << "Failed to remove " << path;  in RemoveUidProcessGroups()
274     std::string path, memcg_apps_path;  in removeAllProcessGroupsInternal()  local
276     if (CgroupGetControllerPath(CGROUPV2_CONTROLLER_NAME, &path)) {  in removeAllProcessGroupsInternal()
277         cgroups.push_back(path);  in removeAllProcessGroupsInternal()
279     if (CgroupGetMemcgAppsPath(&memcg_apps_path) && memcg_apps_path != path) {  in removeAllProcessGroupsInternal()
298                 auto path = StringPrintf("%s/%s", cgroup_root_path.c_str(), dir->d_name);  in removeAllProcessGroupsInternal()  local
299                 if (!RemoveUidProcessGroups(path, empty_only)) {  in removeAllProcessGroupsInternal()
300                     LOG(VERBOSE) << "Skip removing " << path;  in removeAllProcessGroupsInternal()
303                 LOG(VERBOSE) << "Removing " << path;  in removeAllProcessGroupsInternal()
304                 if (rmdir(path.c_str()) == -1 && errno != EBUSY) {  in removeAllProcessGroupsInternal()
305                     PLOG(WARNING) << "Failed to remove " << path;  in removeAllProcessGroupsInternal()
327 static bool MkdirAndChown(const std::string& path, mode_t mode, uid_t uid, gid_t gid) {  in MkdirAndChown()  argument
328     if (mkdir(path.c_str(), mode) == -1) {  in MkdirAndChown()
336     auto dir = std::unique_ptr<DIR, decltype(&closedir)>(opendir(path.c_str()), closedir);  in MkdirAndChown()
339         PLOG(ERROR) << "opendir failed for " << path;  in MkdirAndChown()
349         std::string file_path = path + "/" + dir_entry->d_name;  in MkdirAndChown()
365     rmdir(path.c_str());  in MkdirAndChown()
385         auto path = ConvertUidPidToPath(cgroup, uid, initialPid) + PROCESSGROUP_CGROUP_PROCS_FILE;  in DoKillProcessGroupOnce()  local
386         fd.reset(fopen(path.c_str(), "re"));  in DoKillProcessGroupOnce()
632     std::string path;  in SetProcessGroupValue()  local
633     if (!CgroupGetAttributePathForTask(attr_name, tid, &path)) {  in SetProcessGroupValue()
638     if (!WriteStringToFile(std::to_string(value), path)) {  in SetProcessGroupValue()
639         PLOG(ERROR) << "Failed to write '" << value << "' to " << path;  in SetProcessGroupValue()
657 bool getAttributePathForTask(const std::string& attr_name, int tid, std::string* path) {  in getAttributePathForTask()  argument
658     return CgroupGetAttributePathForTask(attr_name, tid, path);  in getAttributePathForTask()