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authorXin Long <lucien.xin@gmail.com>2022-06-09 18:17:15 +0300
committerJakub Kicinski <kuba@kernel.org>2022-06-11 08:18:20 +0300
commit249eddaf651fda7cb32e9ebae4c6d5904b390d81 (patch)
treeb3254bc472819b0afed19f905eb428c64266ee1d /Documentation
parente65775fdd389e4f47eb1972ef6372e20c6c2cc05 (diff)
downloadlinux-249eddaf651fda7cb32e9ebae4c6d5904b390d81.tar.xz
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 <lucien.xin@gmail.com> Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/networking/ip-sysctl.rst12
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst
index 5fe837505d43..9f41961d11d5 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/*``
========================