如题,进入系统时显示root@am335x-evm:~#,(用的是8.00.00的sdk,内核使用默认配置,文件系统未改动)
使用ping命令时显示,Permission denied
使用reboot命令时显示,reboot:must be superuser
ping命令可以用chmod 使能,但reboot命令不行,且无法根本解决问题,求解答
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