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Commit 7b79b631 authored by Mikhail Naganov's avatar Mikhail Naganov Committed by Android (Google) Code Review
Browse files

Merge "SchedulingPolicyService: specify the beneficiary of priority boost"

parents 71b60b86 a0cb18db

core/java/android/os/ISchedulingPolicyService.aidl

+1 −1
Original line number Diff line number Diff line
@@ -29,6 +29,6 @@ interface ISchedulingPolicyService { 
     * The thread group leader of tid must be pid.

     * There may be restrictions on who can call this.

     */

    int requestPriority(int pid, int tid, int prio);

    int requestPriority(int pid, int tid, int prio, boolean isForApp);



}

services/core/java/com/android/server/os/SchedulingPolicyService.java

+4 −2
Original line number Diff line number Diff line
@@ -37,7 +37,9 @@ public class SchedulingPolicyService extends ISchedulingPolicyService.Stub { 
    public SchedulingPolicyService() {

    }



    public int requestPriority(int pid, int tid, int prio) {

    // TODO(b/35196900) We should pass the period in time units, rather

    // than a fixed priority number.

    public int requestPriority(int pid, int tid, int prio, boolean isForApp) {

        //Log.i(TAG, "requestPriority(pid=" + pid + ", tid=" + tid + ", prio=" + prio + ")");



        // Verify that the caller uid is permitted, priority is in range,
@@ -52,7 +54,7 @@ public class SchedulingPolicyService extends ISchedulingPolicyService.Stub { 
        }

        try {

            // make good use of our CAP_SYS_NICE capability

            Process.setThreadGroup(tid, Binder.getCallingPid() == pid ?

            Process.setThreadGroup(tid, !isForApp ?

                    Process.THREAD_GROUP_AUDIO_SYS : Process.THREAD_GROUP_AUDIO_APP);

            // must be in this order or it fails the schedulability constraint

            Process.setThreadScheduler(tid, Process.SCHED_FIFO | Process.SCHED_RESET_ON_FORK,