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Factor out tcp6_use_min_mtu() to handle IPV6_USE_MIN_MTU by TCP.

Description

Factor out tcp6_use_min_mtu() to handle IPV6_USE_MIN_MTU by TCP.

Pass control for IP/IP6 level options from generic tcp_ctloutput_set()
down to per-stack ctloutput.

Call tcp6_use_min_mtu() from tcp stack tcp_default_ctloutput().

Reviewed by: rrs
Differential Revision: https://reviews.freebsd.org/D32655

Details

Provenance
glebiusAuthored on Oct 26 2021, 3:53 AM
Reviewer
rrs
Differential Revision
D32655: Pass down some IP level setsockopt()s into TCP stack(s)
Parents
rGde156263a598: Several IP level socket options may affect TCP.
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