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

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* commit '7baa7c804501b9cbcb5de281c5ddfaf03ba08f7a':
  ConnectivityService: add support to set TCP initial rwnd
This commit is contained in:
JP Abgrall
2014-03-13 20:36:51 +00:00
committed by Android Git Automerger
parent 78f204aed8 7baa7c8045
commit 4ecd833ee3
2 changed files with 15 additions and 0 deletions
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6
core/java/android/provider/Settings.java
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@@ -5139,6 +5139,12 @@ public final class Settings {
*/
public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
/**
* Used to select TCP's default initial receiver window size in segments - defaults to a build config value
* @hide
*/
public static final String TCP_DEFAULT_INIT_RWND = "tcp_default_init_rwnd";
/**
* Used to disable Tethering on a device - defaults to true
* @hide

9
services/java/com/android/server/ConnectivityService.java
View File

@@ -2757,6 +2757,15 @@ public class ConnectivityService extends IConnectivityManager.Stub {
}
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());
}
}
/**