findfs will search the block devices in the system looking for a filesystem or partition with specified tag. The currently supported tags are:
If the filesystem or partition is found, the device name will be printed on stdout.
The complete overview about filesystems and partitions you can get for example by
partx --show <disk>
findfs was originally written by Theodore Ts'o and re-written for the util-linux package by Karel Zak
blkid(8), lsblk(8), partx(8)
The findfs command is part of the util-linux package and is available from Linux Kernel Archive