Jesper Dangaard Brouer b70ba69ef1 net: sched: report ndo_setup_tc failures via extack ...

Help end-users of the 'tc' command to see if the drivers ndo_setup_tc
function call fails. Troubleshooting when this happens is non-trivial
(see full process here[1]), and results in net_device getting assigned
the 'qdisc noop', which will drop all TX packets on the interface.

[1]: https://github.com/xdp-project/xdp-project/blob/master/areas/arm64/board_nxp_ls1088/nxp-board04-troubleshoot-qdisc.org

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Tested-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2020-04-24 16:44:54 -07:00

93 KiB

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