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authorRichard Scheffenegger <rscheff@FreeBSD.org>2020-05-21 21:33:15 +0000
committerRichard Scheffenegger <rscheff@FreeBSD.org>2020-05-21 21:33:15 +0000
commitaf2fb894c90b874b565bba7049205d0a283ac140 (patch)
tree1e58f7a9a4cef77d0fc1b4def107584851310395 /cddl
parent8e0511652b1023d14eb506b47e7bc983014d9a94 (diff)
downloadsrc-af2fb894c90b874b565bba7049205d0a283ac140.tar.gz
src-af2fb894c90b874b565bba7049205d0a283ac140.zip
With RFC3168 ECN, CWR SHOULD only be sent with new data
Overly conservative data receivers may ignore the CWR flag on other packets, and keep ECE latched. This can result in continous reduction of the congestion window, and very poor performance when ECN is enabled. Reviewed by: rgrimes (mentor), rrs Approved by: rgrimes (mentor), tuexen (mentor) MFC after: 3 days Sponsored by: NetApp, Inc. Differential Revision: https://reviews.freebsd.org/D23364
Notes
Notes: svn path=/head/; revision=361347
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