Comment 9 for bug 1859827

Verification done on Eoan.
The gfs2_jadd i386 command on amd64 kernel no longer fails with ENOTTY upfront.

# lsb_release -cs
eoan

# dpkg --print-architecture
i386

# uname -m
x86_64

# uname -rv
5.3.0-40-generic #32-Ubuntu SMP Fri Jan 31 20:24:34 UTC 2020

# apt-cache madison linux-image-5.3.0-40-generic
linux-image-5.3.0-40-generic:amd64 | 5.3.0-40.32 | http://archive.ubuntu.com/ubuntu eoan-proposed/main amd64 Packages

# apt install -y gfs2-utils corosync dlm-controld linux-modules-extra-$(uname -r)

# corosync-quorumtool -e 1
# systemctl restart dlm.service

# DISK=disk.img
# dd if=/dev/zero of=$DISK bs=1M count=128 2>&1
# LOOP=$(losetup --find --show $DISK)

# mkfs.gfs2 -p lock_dlm -t debian:test -J 32 -j 2 -O $LOOP
# mount $LOOP /mnt

# gfs2_jadd -j 1 /mnt
add_j: No space left on device