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Commit 4dc0b4e1 authored by Wei Wang's avatar Wei Wang Committed by Automerger Merge Worker
Browse files

Merge "libutils: use system_background for low prio tasks in framework" into... 

Merge "libutils: use system_background for low prio tasks in framework" into sc-qpr1-dev am: ecaf9ef7

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/15946148

Change-Id: I2094d7af01deb3ca3c8acd52da54e0849a8c0c73
parents 52dc14ce ecaf9ef7

libutils/Threads.cpp

+4 −2
Original line number Original line Diff line number Diff line
@@ -86,8 +86,10 @@ struct thread_data_t { 




        // A new thread will be in its parent's sched group by default,

        // A new thread will be in its parent's sched group by default,

        // so we just need to handle the background case.

        // so we just need to handle the background case.

        // currently set to system_background group which is different

        // from background group for app.

        if (prio >= ANDROID_PRIORITY_BACKGROUND) {

        if (prio >= ANDROID_PRIORITY_BACKGROUND) {

            SetTaskProfiles(0, {"SCHED_SP_BACKGROUND"}, true);

            SetTaskProfiles(0, {"SCHED_SP_SYSTEM"}, true);

        }

        }





        if (name) {

        if (name) {
@@ -313,7 +315,7 @@ int androidSetThreadPriority(pid_t tid, int pri) 
    }

    }





    if (pri >= ANDROID_PRIORITY_BACKGROUND) {

    if (pri >= ANDROID_PRIORITY_BACKGROUND) {

        rc = SetTaskProfiles(tid, {"SCHED_SP_BACKGROUND"}, true) ? 0 : -1;

        rc = SetTaskProfiles(tid, {"SCHED_SP_SYSTEM"}, true) ? 0 : -1;

    } else if (curr_pri >= ANDROID_PRIORITY_BACKGROUND) {

    } else if (curr_pri >= ANDROID_PRIORITY_BACKGROUND) {

        SchedPolicy policy = SP_FOREGROUND;

        SchedPolicy policy = SP_FOREGROUND;

        // Change to the sched policy group of the process.

        // Change to the sched policy group of the process.