很多默认的板子都没有开启nfs服务，这让软件调试起来很不方便，本文简述如何启用开发板上的nfs服务。

1、配置内核，使用如下命令配置内核

     make menuconfig

2、开启nfs配置，找到如下配置并将其编译进内核：

        Networking support

                  ----->Networking options

                          ----->[*]IP:kernel level autoconfiguralion

                                         [*]DHCP support

        File systems

                ---->[*]Network file system

                         --->[*]NFS client  support

                                   [*]NFS client support for NFS vision3

                                         [*]NFS client support for the NFSv3 ACL protocol extension|

                                   [*] NFS client support for NFS version 4

                                         [*] NFS client support for NFSv4.1 (EXPERIMENTAL)

                          --->[*]Root file system on NFS

3、编译

     make