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systemd: backport fix to stop enabling ECN

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>From upstream:

  Turning on ECN still causes slow or broken network on linux. Our tcp
  is not yet ready for wide spread use of ECN.

https://github.com/systemd/systemd/issues/9748

(From OE-Core rev: f951aa6f9fcf318f108ecdc3371498ee2e919e68)

(From OE-Core rev: f2c5e46392b364a8c77734a77049487c6e19ebc1)

Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Alex Kiernan
2018-11-18 07:28:20 +00:00
committed by Richard Purdie
parent 54a0e331c6
commit da23651d01
2 changed files with 37 additions and 0 deletions
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36
meta/recipes-core/systemd/systemd/0001-Revert-sysctl.d-request-ECN-on-both-in-and-outgoing-.patch Normal file
View File

@@ -0,0 +1,36 @@
From 1e190dfd5bb95036f937ef1dc46f43eb0a146612 Mon Sep 17 00:00:00 2001
From: Thomas Hindoe Paaboel Andersen <phomes@gmail.com>
Date: Fri, 17 Aug 2018 21:31:05 +0200
Subject: [PATCH] Revert "sysctl.d: request ECN on both in and outgoing
connections"
Turning on ECN still causes slow or broken network on linux. Our tcp
is not yet ready for wide spread use of ECN.
This reverts commit 919472741dba6ad0a3f6c2b76d390a02d0e2fdc3.
https://github.com/systemd/systemd/issues/9748
Upstream-Status: Backport
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
---
sysctl.d/50-default.conf | 3 ---
1 file changed, 3 deletions(-)
diff --git a/sysctl.d/50-default.conf b/sysctl.d/50-default.conf
index b67ae87ca6b7..e263cf06284a 100644
--- a/sysctl.d/50-default.conf
+++ b/sysctl.d/50-default.conf
@@ -33,9 +33,6 @@ net.ipv4.conf.all.promote_secondaries = 1
# Fair Queue CoDel packet scheduler to fight bufferbloat
net.core.default_qdisc = fq_codel
-# Request Explicit Congestion Notification (ECN) on both in and outgoing connections
-net.ipv4.tcp_ecn = 1
-
# Enable hard and soft link protection
fs.protected_hardlinks = 1
fs.protected_symlinks = 1
--
2.7.4

1
meta/recipes-core/systemd/systemd_239.bb
View File

@@ -33,6 +33,7 @@ SRC_URI += "file://touchscreen.rules \
file://0001-core-when-deserializing-state-always-use-read_line-L.patch \
file://0001-chown-recursive-let-s-rework-the-recursive-logic-to-.patch \
file://0001-dhcp6-make-sure-we-have-enough-space-for-the-DHCP6-o.patch \
file://0001-Revert-sysctl.d-request-ECN-on-both-in-and-outgoing-.patch \
"
# patches made for musl are only applied on TCLIBC is musl