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Merge "libprocessgroup: Fix warnings when legacy schedtune cgroup is absent"

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Treehugger Robot 2021-04-27 09:00:54 +00:00 • committed by Gerrit Code Review
commit 3b0ec907f7
1 changed files with 10 additions and 6 deletions
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16
libprocessgroup/sched_policy.cpp
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@ -159,10 +159,9 @@ static int getCGroupSubsys(int tid, const char* subsys, std::string& subgroup) {
if (!controller.IsUsable()) return -1;
if (!controller.GetTaskGroup(tid, &subgroup)) {
LOG(ERROR) << "Failed to find cgroup for tid " << tid;
if (!controller.GetTaskGroup(tid, &subgroup))
return -1;
}
return 0;
}
@ -174,11 +173,16 @@ int get_sched_policy(int tid, SchedPolicy* policy) {
std::string group;
if (schedboost_enabled()) {
if ((getCGroupSubsys(tid, "schedtune", group) < 0) &&
(getCGroupSubsys(tid, "cpu", group) < 0))
return -1;
(getCGroupSubsys(tid, "cpu", group) < 0)) {
LOG(ERROR) << "Failed to find cpu cgroup for tid " << tid;
return -1;
}
}
if (group.empty() && cpusets_enabled()) {
if (getCGroupSubsys(tid, "cpuset", group) < 0) return -1;
if (getCGroupSubsys(tid, "cpuset", group) < 0) {
LOG(ERROR) << "Failed to find cpuset cgroup for tid " << tid;
return -1;
}
}
// TODO: replace hardcoded directories