restore on -CURRENT incompatible with 5.3 dump tapes

[M. Warner Losh]

In message: <200509111157.48558.kent.hauser at verizon.net>
            Kent Hauser <kent.hauser at verizon.net> writes:
: Hi,
: 
: I just found that my -CURRENT system won't read dump tapes from my 5.3 system.
: 
: After reconfirming the tape was good on the 5.3 system, I copied "restore" 
: from the 5.3 system, installed the compat5x port, and it read the tape fine.
: 
: I'm not sure if "restore" or the tape driver changed. I *am* able to read dump 
: tapes made by the -CURRENT system with the -CURRENT restore. The tape drive 
: is a DAT72 SCSI drive with an adaptec 29160 interface card.

If restore from 5.3 reads it fine, then it isn't likely a tape driver
issue.  If you run restore -v, can you send me the output privately?
Thanks!

Warner