Author: smh
Date: Mon Apr 9 08:25:29 2018
New Revision: 332318
URL: https://svnweb.freebsd.org/changeset/base/332318
Log:
MFC r327559:
Disabled the use of flowid for lagg by default
Sponsored by: Multiplay
Modified:
stable/11/UPDATING
stable/11/sys/net/if_lagg.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/UPDATING
==============================================================================
--- stable/11/UPDATING Mon Apr 9 05:48:12 2018 (r332317)
+++ stable/11/UPDATING Mon Apr 9 08:25:29 2018 (r332318)
@@ -16,6 +16,14 @@ from older versions of FreeBSD, try WITHOUT_CLANG and
the tip of head, and then rebuild without this option. The bootstrap process
from older version of current across the gcc/clang cutover is a bit fragile.
+20180409:
+ The use of RSS hash from the network card aka flowid has been
+ disabled by default for lagg(4) as it's currently incompatible with
+ the lacp and loadbalance protocols.
+
+ This can be re-enabled by setting the following in loader.conf:
+ net.link.lagg.default_use_flowid="1"
+
20180331:
Clang, llvm, lld, lldb, compiler-rt and libc++ have been upgraded to
6.0.0. Please see the 20141231 entry below for information about
Modified: stable/11/sys/net/if_lagg.c
==============================================================================
--- stable/11/sys/net/if_lagg.c Mon Apr 9 05:48:12 2018 (r332317)
+++ stable/11/sys/net/if_lagg.c Mon Apr 9 08:25:29 2018 (r332318)
@@ -238,7 +238,7 @@ SYSCTL_INT(_net_link_lagg, OID_AUTO, failover_rx_all,
"Accept input from any interface in a failover lagg");
/* Default value for using flowid */
-static VNET_DEFINE(int, def_use_flowid) = 1;
+static VNET_DEFINE(int, def_use_flowid) = 0;
#define V_def_use_flowid VNET(def_use_flowid)
SYSCTL_INT(_net_link_lagg, OID_AUTO, default_use_flowid, CTLFLAG_RWTUN,
&VNET_NAME(def_use_flowid), 0,
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