From 7eae25021d3aa71c7616ea766f9a4d5af3b1772b Mon Sep 17 00:00:00 2001
From: Robert Greenwalt <robdroid@android.com>
Date: Tue, 20 Apr 2010 15:51:20 -0700
Subject: [PATCH] Move Tethering off the ServerThread.

An ANR has been reported because somebody else was hogging the Netd
link.  We can't pause the server thread for that, so make a new thread.

bug:2609904
Change-Id: I0430a08621da1cda0a0010ce15826cceee59a529
---
 .../java/com/android/server/connectivity/Tethering.java   | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/services/java/com/android/server/connectivity/Tethering.java b/services/java/com/android/server/connectivity/Tethering.java
index f335287412a09..b43b86c5abbac 100644
--- a/services/java/com/android/server/connectivity/Tethering.java
+++ b/services/java/com/android/server/connectivity/Tethering.java
@@ -35,6 +35,7 @@ import android.net.NetworkUtils;
 import android.os.BatteryManager;
 import android.os.Binder;
 import android.os.Environment;
+import android.os.HandlerThread;
 import android.os.IBinder;
 import android.os.INetworkManagementService;
 import android.os.Looper;
@@ -75,7 +76,8 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
     private String[] mTetherableWifiRegexs;
     private String[] mUpstreamIfaceRegexs;
 
-    private Looper mLooper; // given to us at construction time..
+    private Looper mLooper;
+    private HandlerThread mThread;
 
     private HashMap<String, TetherInterfaceSM> mIfaces; // all tethered/tetherable ifaces
 
@@ -123,6 +125,10 @@ public class Tethering extends INetworkManagementEventObserver.Stub {
 
         mIfaces = new HashMap<String, TetherInterfaceSM>();
 
+        // make our own thread so we don't anr the system
+        mThread = new HandlerThread("Tethering");
+        mThread.start();
+        mLooper = mThread.getLooper();
         mTetherMasterSM = new TetherMasterSM("TetherMaster", mLooper);
         mTetherMasterSM.start();