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doc: Deprecate building Linux kernel module from OVS source tree.

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It is decided (1) to deprecate building the Linux kernel module
from the Open vSwitch source tree.

Update the NEWS and FAQ to provide notice.

1. https://mail.openvswitch.org/pipermail/ovs-dev/2020-December/378831.html

Signed-off-by: Greg Rose <gvrose8192@gmail.com>
Acked-by: Flavio Leitner <fbl@sysclose.org>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
This commit is contained in:
Greg Rose 2021-01-12 11:15:29 -08:00 committed by Ilya Maximets
parent 2ccd66f594
commit acb46c58a0
2 changed files with 14 additions and 2 deletions
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11
Documentation/faq/releases.rst
View File

@ -85,6 +85,12 @@ Q: What Linux kernel versions does each Open vSwitch release work with?
RHEL and CentOS 7 3.10 based kernels since they have diverged from the RHEL and CentOS 7 3.10 based kernels since they have diverged from the
Linux kernel.org 3.10 kernels. Linux kernel.org 3.10 kernels.
Starting with Open vSwitch 2.15, building the Linux kernel module from
the Open vSwitch source tree is deprecated. It will not be updated to
support Linux versions later than 5.8. We will remove the kernel module
source code from the Open vSwitch source tree for the Open vSwitch 2.18
release.
Q: Are all features available with all datapaths? Q: Are all features available with all datapaths?
A: Open vSwitch supports different datapaths on different platforms. Each A: Open vSwitch supports different datapaths on different platforms. Each
@ -100,8 +106,9 @@ Q: Are all features available with all datapaths?
feature. feature.
Linux OVS tree Linux OVS tree
The datapath implemented by the Linux kernel module distributed with the The datapath implemented by the Linux kernel module distributed with
OVS source tree. the OVS source tree. This datapath is deprecated starting with OVS
2.15.x and support capped at Linux kernel version 5.8.
Userspace Userspace
This datapath supports conventional system devices as well as This datapath supports conventional system devices as well as

5
NEWS
View File

@ -54,6 +54,11 @@ Post-v2.14.0
tearing down IPsec tunnels. tearing down IPsec tunnels.
* Add option '--no-restart-ike-daemon' to allow ovs-monitor-ipsec to start * Add option '--no-restart-ike-daemon' to allow ovs-monitor-ipsec to start
without restarting ipsec daemon. without restarting ipsec daemon.
- Building the Linux kernel module from the OVS source tree is deprecated
* Support for the Linux kernel is capped at version 5.8
* Only bug fixes for the Linux OOT kernel module will be accepted.
* The Linux kernel module will be fully removed from the OVS source tree
in OVS branch 2.18
v2.14.0 - 17 Aug 2020 v2.14.0 - 17 Aug 2020