From: Xin Long Date: Thu, 9 Jun 2022 15:17:15 +0000 (-0400) Subject: Documentation: add description for net.sctp.ecn_enable X-Git-Tag: v5.19-rc3~32^2~15^2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=249eddaf651fda7cb32e9ebae4c6d5904b390d81;p=thirdparty%2Flinux.git Documentation: add description for net.sctp.ecn_enable Describe it in networking/ip-sysctl.rst like other SCTP options. Fixes: 2f5268a9249b ("sctp: allow users to set netns ecn flag with sysctl") Signed-off-by: Xin Long Acked-by: Marcelo Ricardo Leitner Signed-off-by: Jakub Kicinski --- diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst index 5fe837505d430..9f41961d11d52 100644 --- a/Documentation/networking/ip-sysctl.rst +++ b/Documentation/networking/ip-sysctl.rst @@ -2950,6 +2950,18 @@ intl_enable - BOOLEAN Default: 0 +ecn_enable - BOOLEAN + Control use of Explicit Congestion Notification (ECN) by SCTP. + Like in TCP, ECN is used only when both ends of the SCTP connection + indicate support for it. This feature is useful in avoiding losses + due to congestion by allowing supporting routers to signal congestion + before having to drop packets. + + 1: Enable ecn. + 0: Disable ecn. + + Default: 1 + ``/proc/sys/net/core/*`` ========================