On Sun, Feb 17, 2019 at 12:40:09PM -0800, Andy Lutomirski wrote: > So I'm highly in favor of this patch. If XFS wants to disallow > writing the birth time, fine, but I think that behavior should be > overridable. Please, no. We need to have consistent behaviour between at least Linux local filesystems. Not "Chris thinks this is a good idea, while Dave and Ted think its a bad idea, so btrfs supports it and XFS and ext4 disallow it".