Ceph: Hot Swappable disks erroneously excluded by ceph-volume.

Issue

Hot Swappable disks erroneously excluded by ceph-volume.

The ceph-volume command excludes Hot Swappable disks from use as a Ceph OSD.

Output from lsblk:

NAME          MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
sda             8:0    0 446.6G  0 disk
├─sda1          8:1    0   600M  0 part /boot/efi
├─sda2          8:2    0     1G  0 part /boot
└─sda3          8:3    0   445G  0 part
  ├─rhel-root 253:0    0    70G  0 lvm  /
  ├─rhel-swap 253:1    0     4G  0 lvm  [SWAP]
  └─rhel-home 253:2    0   371G  0 lvm  /home
sdb             8:16   1   5.5T  0 disk
sdc             8:32   1   5.5T  0 disk
sdd             8:48   1   5.5T  0 disk
sde             8:64   1   5.5T  0 disk
sdf             8:80   1   5.5T  0 disk
sdg             8:96   1   5.5T  0 disk
sdh             8:112  1   5.5T  0 disk
sdi             8:128  1   5.5T  0 disk
sdj             8:144  1   5.5T  0 disk
sdk             8:160  1   5.5T  0 disk
sdl             8:176  1   5.5T  0 disk
sdm             8:192  1   5.5T  0 disk
                       ^ '1' indicates removable as these disks are in an enclosure (tray) which supports the hot swapping of disks. 

The udevadm command can also be used:

# udevadm info /dev/sdm | grep removable
    ATTR{removable}=="1"