findsuper: improve output if s_mkfs_time unset

If s_mkfs_time is not set in the superblock, print the s_mtime field
instead to identify the different superblocks.  This can happen if the
superblock is corrupted, since s_mkfs_time is not reset by e2fsck.

Signed-off-by: Andreas Dilger <adilger@dilger.ca>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
1 file changed