this.service = IJobService.Stub.asInterface(service);
final PowerManager pm =
(PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
- mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, runningJob.getTag());
- mWakeLock.setWorkSource(new WorkSource(runningJob.getSourceUid()));
- mWakeLock.setReferenceCounted(false);
- mWakeLock.acquire();
+ PowerManager.WakeLock wl = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
+ runningJob.getTag());
+ wl.setWorkSource(new WorkSource(runningJob.getSourceUid()));
+ wl.setReferenceCounted(false);
+ wl.acquire();
+ synchronized (mLock) {
+ // We use a new wakelock instance per job. In rare cases there is a race between
+ // teardown following job completion/cancellation and new job service spin-up
+ // such that if we simply assign mWakeLock to be the new instance, we orphan
+ // the currently-live lock instead of cleanly replacing it. Watch for this and
+ // explicitly fast-forward the release if we're in that situation.
+ if (mWakeLock != null) {
+ Slog.w(TAG, "Bound new job " + runningJob + " but live wakelock " + mWakeLock
+ + " tag=" + mWakeLock.getTag());
+ mWakeLock.release();
+ }
+ mWakeLock = wl;
+ }
mCallbackHandler.obtainMessage(MSG_SERVICE_BOUND).sendToTarget();
}