Here is what the devices look like:
ben@nvmetest2:~$ sudo udevadm info /dev/nvme0 P: /devices/pci0000:00/0000:00:04.0/misc/nvme0 N: nvme0 E: DEVNAME=/dev/nvme0 E: DEVPATH=/devices/pci0000:00/0000:00:04.0/misc/nvme0 E: MAJOR=10 E: MINOR=57 E: SUBSYSTEM=misc
ben@nvmetest2:~$ sudo udevadm info /dev/nvme0n1 P: /devices/pci0000:00/0000:00:04.0/block/nvme0n1 N: nvme0n1 E: DEVNAME=/dev/nvme0n1 E: DEVPATH=/devices/pci0000:00/0000:00:04.0/block/nvme0n1 E: DEVTYPE=disk E: MAJOR=259 E: MINOR=0 E: SUBSYSTEM=block E: USEC_INITIALIZED=87744
Here is what the devices look like:
ben@nvmetest2:~$ sudo udevadm info /dev/nvme0 pci0000: 00/0000: 00:04.0/ misc/nvme0 /devices/ pci0000: 00/0000: 00:04.0/ misc/nvme0
P: /devices/
N: nvme0
E: DEVNAME=/dev/nvme0
E: DEVPATH=
E: MAJOR=10
E: MINOR=57
E: SUBSYSTEM=misc
ben@nvmetest2:~$ sudo udevadm info /dev/nvme0n1 pci0000: 00/0000: 00:04.0/ block/nvme0n1 /dev/nvme0n1 /devices/ pci0000: 00/0000: 00:04.0/ block/nvme0n1 D=87744
P: /devices/
N: nvme0n1
E: DEVNAME=
E: DEVPATH=
E: DEVTYPE=disk
E: MAJOR=259
E: MINOR=0
E: SUBSYSTEM=block
E: USEC_INITIALIZE