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Commit 982a69f8 authored by Glenn Kasten's avatar Glenn Kasten Committed by Android (Google) Code Review
Browse files

Merge "Bug 4608375"

parents 0e59cd3a f0c41251

libs/utils/Threads.cpp

+9 −2
Original line number Diff line number Diff line
@@ -335,10 +335,17 @@ int androidSetThreadPriority(pid_t tid, int pri) 


    pthread_once(&gDoSchedulingGroupOnce, checkDoSchedulingGroup);

    if (gDoSchedulingGroup) {

        // set_sched_policy does not support tid == 0

        int policy_tid;

        if (tid == 0) {

            policy_tid = androidGetTid();

        } else {

            policy_tid = tid;

        }

        if (pri >= ANDROID_PRIORITY_BACKGROUND) {

            rc = set_sched_policy(tid, SP_BACKGROUND);

            rc = set_sched_policy(policy_tid, SP_BACKGROUND);

        } else if (getpriority(PRIO_PROCESS, tid) >= ANDROID_PRIORITY_BACKGROUND) {

            rc = set_sched_policy(tid, SP_FOREGROUND);

            rc = set_sched_policy(policy_tid, SP_FOREGROUND);

        }

    }