[Bug 231151] ifconfig: unable to disable rxcsum, rxcsum6 and vlanhwcsum on em driver

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Thu Sep 13 03:40:53 UTC 2018


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231151

--- Comment #12 from Kaho Toshikazu <kaho at elam.kais.kyoto-u.ac.jp> ---
(In reply to Shirkdog from comment #11)

> I did notice that I no longer observed the any of the IPv6 flags
> when I try to enable them,

 It is correct because em doesn't have ipv6 offloads. You can see the
capabilities of the device with `ifconfig -m em0`. The old code changes the
rxcsum6 flag in spite of its absence capability.

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