手机已经root


>adb root

adb server is out of date. killing...

* daemon started successfully *

adbd is already running as root


>adb remount

remount succeeded


导出hosts

>adb pull /system/etc/hosts

144 KB/s (593 bytes in 0.004s)


修改后导入

>adb push hosts /system/etc/hosts

115 KB/s (593 bytes in 0.005s)



常见问题：

>adb root

adb server is out of date. killing...

* daemon started successfully *

adbd cannot run as root in production builds

root不彻底，解决办法：

手机安装"超级adb.apk"

重启手机