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authorRichard Scheffenegger <rscheff@FreeBSD.org>2020-05-21 21:26:21 +0000
committerRichard Scheffenegger <rscheff@FreeBSD.org>2020-05-21 21:26:21 +0000
commit8e0511652b1023d14eb506b47e7bc983014d9a94 (patch)
tree55f0e36f6f770d8af9e48f9a41d4c1c09a67a5ab /cddl
parent6e16d87751d14df6c72e2c710d49ad530b574998 (diff)
downloadsrc-8e0511652b1023d14eb506b47e7bc983014d9a94.tar.gz
src-8e0511652b1023d14eb506b47e7bc983014d9a94.zip
Retain only mutually supported TCP options after simultaneous SYN
When receiving a parallel SYN in SYN-SENT state, remove all the options only we supported locally before sending the SYN,ACK. This addresses a consistency issue on parallel opens. Also, on such a parallel open, the stack could be coaxed into running with timestamps enabled, even if administratively disabled. Reviewed by: tuexen (mentor) Approved by: tuexen (mentor) MFC after: 2 weeks Sponsored by: NetApp, Inc. Differential Revision: https://reviews.freebsd.org/D23371
Notes
Notes: svn path=/head/; revision=361346
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