Openwrt修改已经添加的内核patch

在Openwrt根目录执行以下指令

     make target/linux/{clean,prepare} QUILT=1 V=s

切换到内核更目录

    cd build_dir/target-mips_24kc_musl/linux-ar71xx_nand/linux-4.9.120/

弹出需要编辑的patch

quilt push platform/493-usb-net-cdc-ether-add-is-novatel-rndis.patch

查看patch内容

quilt diff

编译需要修改的文件

    quilt edit drivers/net/usb/cdc_ether.c

    quilt edit drivers/net/usb/rndis_host.c

查看修改后的patch内容

   quilt diff

更新patch

    quilt refresh

切换到openwrt根目录执行以下指令生成patch

   make target/linux/update V=s

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