root@multi-v7-ml:~# cat /proc/filesystems
nodev   sysfs
nodev   tmpfs
nodev   bdev
nodev   proc
nodev   cgroup
nodev   cgroup2
nodev   devtmpfs
nodev   configfs
nodev   debugfs
nodev   tracefs
nodev   securityfs
nodev   sockfs
nodev   pipefs
nodev   ramfs
nodev   rpc_pipefs
nodev   devpts
        ext3
        ext2
        ext4
        squashfs
        vfat
        msdos
nodev   nfs
nodev   nfs4
        ntfs
nodev   autofs
nodev   mqueue
nodev   ubifs
        btrfs
nodev   pstore