am 4ecd833e: am 7baa7c80: Merge "ConnectivityService: add support to set TCP initial rwnd" into klp-dev

* commit '4ecd833ee35d1120f8c1ae52367947cacfc263a4':
  ConnectivityService: add support to set TCP initial rwnd
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index bf5e72f..0862f8a 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -2764,6 +2764,15 @@
             }
             setBufferSize(bufferSizes);
         }
+
+        final String defaultRwndKey = "net.tcp.default_init_rwnd";
+        int defaultRwndValue = SystemProperties.getInt(defaultRwndKey, 0);
+        Integer rwndValue = Settings.Global.getInt(mContext.getContentResolver(),
+            Settings.Global.TCP_DEFAULT_INIT_RWND, defaultRwndValue);
+        final String sysctlKey = "sys.sysctl.tcp_def_init_rwnd";
+        if (rwndValue != 0) {
+            SystemProperties.set(sysctlKey, rwndValue.toString());
+        }
     }
 
     /**