To mount the image of the original file system read-only:
Mount the snapshot of the original file system on a temporary mount point.
#
mount -t btrfs -o subvol=ext2_saved
device
temp_mountpoint1
Mount the image of the original file system read-only on another temporary mount point, specifying the correct file system type (
ext2
,ext3
, orext4
) to the -t option.#
mount -t ext
N
-o loop,rotemp_mountpoint1
/imagetemp_mountpoint2