No, it didn't work on 4.13.0 kernel either.
# uname -a
Linux 2p2699v4-217 4.13.0-46-generic #51-Ubuntu SMP Tue Jun 12 12:36:29 UTC
2018 x86_64 x86_64 x86_64 GNU/Linux
# ethtool -i enp129s0
driver: mlx5_core
version: 5.0-0
firmware-version: 14.24.1000 (MT_2430110032)
expansion-rom-version:
bus-info: 0000:81:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: yes
# ethtool -c enp129s0
Coalesce parameters for enp129s0:
Adaptive RX: on TX: off
stats-block-usecs: 0
sample-interval: 0
pkt-rate-low: 0
pkt-rate-high: 0
rx-usecs: 8
rx-frames: 128
rx-usecs-irq: 0
rx-frames-irq: 0
tx-usecs: 16
tx-frames: 32
tx-usecs-irq: 0
tx-frames-irq: 0
rx-usecs-low: 0
rx-frame-low: 0
tx-usecs-low: 0
tx-frame-low: 0
rx-usecs-high: 0
rx-frame-high: 0
tx-usecs-high: 0
tx-frame-high: 0
# lspci -vvv
81:00.0 Ethernet controller: Mellanox Technologies MT27710 Family [ConnectX-4
Lx]
Subsystem: Mellanox Technologies MT27710 Family [ConnectX-4 Lx]
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https://bugs.launchpad.net/bugs/1832641
Title:
4.15.0-46-generic doesn't support ethtool adaptive-tx for mlx5 card
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