Bug#898907: ethtool -K tso setting output noise msg "Cannot get device udp-fragmentation-offload settings: Operation not supported"

From	Xinliang Liu <xinliang.liu@linaro.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#898907: ethtool -K tso setting output noise msg "Cannot get device udp-fragmentation-offload settings: Operation not supported"
Date	2018-05-17 12:20 +0200
Message-ID	<vQoaR-4Ov-3@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Package: ethtool
Version: 1:4.8-1+b1

# uname -a
Linux debian 4.16.0-0.bpo.1-arm64 #1 SMP Debian 4.16.5-1~bpo9+1
(2018-05-06) aarch64 GNU/Linux

udp-fragmentation-offload is remove by the kernel.
ethtool should remvoe it. related patch link:
http://patchwork.ozlabs.org/patch/814796/

debian ethtool doesn't remove udp-fragmentation-offload. When setting
tso, it does can set, but it will output noise msg:

# ethtool -K eth0 tso on
Cannot get device udp-fragmentation-offload settings: Operation not supported
Cannot get device udp-fragmentation-offload settings: Operation not supported
# ethtool -k eth0
Features for eth0:
Cannot get device udp-fragmentation-offload settings: Operation not supported
.....
tcp-segmentation-offload: on
        tx-tcp-segmentation: on
        tx-tcp-ecn-segmentation: off [fixed]
        tx-tcp-mangleid-segmentation: on
        tx-tcp6-segmentation: on
......

# ethtool -K eth0 tso off
Cannot get device udp-fragmentation-offload settings: Operation not supported
Cannot get device udp-fragmentation-offload settings: Operation not supported

# ethtool -k eth0
Features for eth0:
Cannot get device udp-fragmentation-offload settings: Operation not supported
.....
tcp-segmentation-offload: off
        tx-tcp-segmentation: off
        tx-tcp-ecn-segmentation: off [fixed]
        tx-tcp-mangleid-segmentation: off
        tx-tcp6-segmentation: off
....

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Bug#898907: ethtool -K tso setting output noise msg "Cannot get device udp-fragmentation-offload settings: Operation not supported" Xinliang Liu <xinliang.liu@linaro.org> - 2018-05-17 12:20 +0200
  Bug#898907: marked as done (ethtool -K tso setting output noise  msg "Cannot get device udp-fragmentation-offload settings: Operation not  supported") "Debian Bug Tracking System" <owner@bugs.debian.org> - 2018-05-20 17:50 +0200

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