In this version of Ubuntu BTRFS change mount method. If you mount BTRFS volume without any options it mounts in default subvol, not in root. If I want to get root of volume or any other subvolume I must use subvol mount option.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1509654 Title: BTRFS is completly unusable on 15.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/btrfs-tools/+bug/1509654/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
