3
文系主要看这个
https://www.zhaixue.cc/qemu/qemu-build_busybox_rootfs.html
2、
qemu vexpress 主要看这个
https://www.jianshu.com/p/94833e841742
编busybox make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- -j32 install mkdir mnt proc root sys tmp var #不加dev下面没东西 dd if=/dev/zero of=rootfs.ext3 bs=1M count=32 mkfs.ext3 rootfs.ext3 sudo mount -t ext3 rootfs.ext3 /mymnt -o loop sudo umount /mymnt du -h --max-depth=0
1、
[XXX tools]$ sudo umount /mymnt
umount: /mymnt: target is busy.
[ tools]$ fuser -mv /mymnt/ 用户 进程号 权限 命令 /mymnt: root kernel mount /mymnt [email protected] 15025 ..c.. bash [ tools]$ fuser -kv /mymnt/ 用户 进程号 权限 命令 /mymnt: root kernel mount /mymnt [email protected] 15025 ..c.. bash [ tools]$ sudo umount /mymnt [ tools]$ sudo mount -t ext3 rootfs.ext3 /mymnt -o loop [ tools]$
标签:sudo,ext3,..,express,mymnt,qe,tools,rootfs From: https://www.cnblogs.com/cnchengv/p/16944053.html