1 is out of scope for what the tool is meant to do
2 is not a bad idea but you would need to also get the upstream developers to buy into the idea.
Original Message
From: ToddAndMargo
Sent: Saturday, August 29, 2015 23:28
To: [log in to unmask]
Subject: I asked Red Hat for two feature in xfsdump
https://bugzilla.redhat.com/show_bug.cgi?id=1258189
1) back up a directory that is not a mount point
2) compression