Comment 3 for bug 1833138

Verification:

= Disco =
ubuntu@d05-3:~$ cat /proc/version
Linux version 5.0.0-21-generic (buildd@bos02-arm64-046) (gcc version 7.4.0 (Ubuntu/Linaro 7.4.0-1ubuntu1~18.04.1)) #22~18.04.1-Ubuntu SMP Thu Jul 4 17:25:45 UTC 2019
ubuntu@d05-3:~$ dmesg | grep hns
[ 9.183430] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 9.964208] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 10.206824] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 10.228666] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 10.522229] hns-nic HISI00C2:00 enahisic2i0: renamed from eth0
[ 10.573215] hns-nic HISI00C2:01 enahisic2i1: renamed from eth0
[ 10.629089] hns-nic HISI00C2:02 enahisic2i2: renamed from eth0
[ 10.704777] hns-nic HISI00C2:03 enahisic2i3: renamed from eth1
[ 51.988203] hns-nic HISI00C2:01 enahisic2i1: link up
[ 196.115843] hns-nic HISI00C2:01 enahisic2i1: link
ubuntu@d05-3:~$ dmesg --level=err
[ 1.675454] Couldn't get size: 0x800000000000000e
[ 1.675455] MODSIGN: Couldn't get UEFI db list
[ 1.675465] Couldn't get size: 0x800000000000000e
[ 1.675477] Couldn't get size: 0x800000000000000e
[ 10.195043] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 10.202314] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 10.212589] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 10.230484] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 10.244378] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 10.263688] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 10.270394] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 10.277101] cma: cma_alloc: alloc failed, req-size: 32 pages, ret: -12
[ 26.047067] sd 3:0:0:0: [sdc] No Caching mode page found
[ 26.047069] sd 3:0:0:0: [sdc] Assuming drive cache: write through
[ 41.137188] ipmi_si dmi-ipmi-si.0: Interface detection failed

= Cosmic =
ubuntu@d05-3:~$ cat /proc/version
Linux version 4.18.0-26-generic (buildd@bos02-arm64-042) (gcc version 8.3.0 (Ubuntu 8.3.0-6ubuntu1~18.10.1)) #27-Ubuntu SMP Tue Jul 2 15:36:34 UTC 2019
ubuntu@d05-3:~$ dmesg | grep hns
[ 8.820811] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 9.501482] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 9.790848] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 9.820309] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 10.228363] hns-nic HISI00C2:00 enahisic2i0: renamed from eth0
[ 10.323629] hns-nic HISI00C2:01 enahisic2i1: renamed from eth0
[ 10.379501] hns-nic HISI00C2:02 enahisic2i2: renamed from eth0
[ 10.447618] hns-nic HISI00C2:03 enahisic2i3: renamed from eth0
[ 43.274888] hns-nic HISI00C2:01 enahisic2i1: link up
ubuntu@d05-3:~$ dmesg --level=err
[ 25.609748] sd 3:0:0:0: [sdc] No Caching mode page found
[ 25.609750] sd 3:0:0:0: [sdc] Assuming drive cache: write through
[ 37.140540] ipmi_si dmi-ipmi-si.0: Interface detection failed

= Bionic =
ubuntu@d05-3:~$ cat /proc/version
Linux version 4.15.0-55-generic (buildd@bos02-arm64-065) (gcc version 7.4.0 (Ubuntu/Linaro 7.4.0-1ubuntu1~18.04.1)) #60-Ubuntu SMP Tue Jul 2 18:23:38 UTC 2019
ubuntu@d05-3:~$ dmesg | grep hns
[ 8.925729] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 9.572946] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 9.821225] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 9.850841] hns_dsaf HISI00B2:00: no mc-mac-mask property, set to default value.
[ 10.709111] hns-nic HISI00C2:02 enahisic2i2: renamed from eth3
[ 10.749214] hns-nic HISI00C2:01 enahisic2i1: renamed from eth1
[ 10.801003] hns-nic HISI00C2:00 enahisic2i0: renamed from eth0
[ 10.833089] hns-nic HISI00C2:03 enahisic2i3: renamed from eth4
[ 43.013034] hns-nic HISI00C2:01 enahisic2i1: link up
ubuntu@d05-3:~$ dmesg ^C
ubuntu@d05-3:~$ dmesg --level=err
[ 1.603912] Couldn't get size: 0x800000000000000e
[ 1.603914] MODSIGN: Couldn't get UEFI db list
[ 1.603919] Couldn't get size: 0x800000000000000e
[ 1.603926] Couldn't get size: 0x800000000000000e
[ 24.976682] sd 3:0:0:0: [sdc] No Caching mode page found
[ 24.976685] sd 3:0:0:0: [sdc] Assuming drive cache: write through
[ 36.628347] ipmi_si dmi-ipmi-si.0: Interface detection failed