It appears this change has also changed the behavior of how device mapper devices are shown in /proc/mounts. /proc/mounts and /etc/mtab now show the device differently.
Previously /proc/mounts would indicate /dev/mapper/somedevice - now it shows /dev/dm-X.
It appears this change has also changed the behavior of how device mapper devices are shown in /proc/mounts. /proc/mounts and /etc/mtab now show the device differently.
Previously /proc/mounts would indicate /dev/mapper/ somedevice - now it shows /dev/dm-X.