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DO NOT MERGE: MDST is not ready until connected to DcTracker.

Browse Source 
When the system becomes loaded the PhoneApp can be delayed
significantly and a call to setEnableFailFastMobileData may not
occur because the channel between the MobileDataStateTracker (MDST)
and DcTracker (DCT) is not connected.

Solution: Add a isReady to MDST and isMobileDataStateTrackerReady to
ConnectivityService and call it from isMobileOk.

Bug: 10351868
Change-Id: I92f9d58121b88186b636cd71c2fd2ef9a28f7cf6
This commit is contained in:
Wink Saville
2013-08-16 17:17:28 -07:00
parent e63411f28b
commit dce52cdbf1
2 changed files with 30 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
core/java/android/net/MobileDataStateTracker.java
View File

@ -375,6 +375,13 @@ public class MobileDataStateTracker implements NetworkStateTracker {
return (setEnableApn(mApnType, false) != PhoneConstants.APN_REQUEST_FAILED);
}
/**
* @return true if this is ready to operate
*/
public boolean isReady() {
return mDataConnectionTrackerAc != null;
}
@Override
public void captivePortalCheckComplete() {
// not implemented

28
services/java/com/android/server/ConnectivityService.java
View File

@ -3572,6 +3572,12 @@ public class ConnectivityService extends IConnectivityManager.Stub {
enabled));
}
private boolean isMobileDataStateTrackerReady() {
MobileDataStateTracker mdst =
(MobileDataStateTracker) mNetTrackers[ConnectivityManager.TYPE_MOBILE];
return (mdst != null) && (mdst.isReady());
}
@Override
public int checkMobileProvisioning(boolean sendNotification, int suggestedTimeOutMs,
final ResultReceiver resultReceiver) {
@ -3739,14 +3745,26 @@ public class ConnectivityService extends IConnectivityManager.Stub {
}
try {
// Enable fail fast as we'll do retries here and use a
// hipri connection so the default connection stays active.
log("isMobileOk: start hipri url=" + params.mUrl);
mCs.setEnableFailFastMobileData(DctConstants.ENABLED);
// Continue trying to connect until time has run out
long endTime = SystemClock.elapsedRealtime() + params.mTimeOutMs;
if (!mCs.isMobileDataStateTrackerReady()) {
// Wait for MobileDataStateTracker to be ready.
if (DBG) log("isMobileOk: mdst is not ready");
while(SystemClock.elapsedRealtime() < endTime) {
if (mCs.isMobileDataStateTrackerReady()) {
// Enable fail fast as we'll do retries here and use a
// hipri connection so the default connection stays active.
if (DBG) log("isMobileOk: mdst ready, enable fail fast of mobile data");
mCs.setEnableFailFastMobileData(DctConstants.ENABLED);
break;
}
sleep(1);
}
}
log("isMobileOk: start hipri url=" + params.mUrl);
// First wait until we can start using hipri
Binder binder = new Binder();
while(SystemClock.elapsedRealtime() < endTime) {