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Message-Id: <20180711214250.19039-3-me@tobin.cc>
Date: Thu, 12 Jul 2018 07:42:50 +1000
From: "Tobin C. Harding" <me@...in.cc>
To: "David S. Miller" <davem@...emloft.net>
Cc: "Tobin C. Harding" <me@...in.cc>,
Sridhar Samudrala <sridhar.samudrala@...el.com>,
linux-doc@...r.kernel.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, Jonathan Corbet <corbet@....net>
Subject: [PATCH net-next 2/2] docs: networking: Fix failover build warnings
Currently building the net_failover docs causes a bunch of warnings to
be emitted. These warnings are all related to indentation and correctly
highlight missing '::' (for code sections). It looks, from other rst
files in Documentation, that the first column should be indented 2
spaces.
Add '::' before code snippets and indent all snippets uniformly starting
with 2 spaces.
Cc: Jonathan Corbet <corbet@....net>
Signed-off-by: Tobin C. Harding <me@...in.cc>
---
Cc'd Jon incase he wants to suggest a preferred level of indentation.
thanks,
Tobin.
Documentation/networking/net_failover.rst | 111 +++++++++++-----------
1 file changed, 57 insertions(+), 54 deletions(-)
diff --git a/Documentation/networking/net_failover.rst b/Documentation/networking/net_failover.rst
index 70ca2f5800c4..06c97dcb57ca 100644
--- a/Documentation/networking/net_failover.rst
+++ b/Documentation/networking/net_failover.rst
@@ -36,37 +36,39 @@ feature on the virtio-net interface and assign the same MAC address to both
virtio-net and VF interfaces.
Here is an example XML snippet that shows such configuration.
-
- <interface type='network'>
- <mac address='52:54:00:00:12:53'/>
- <source network='enp66s0f0_br'/>
- <target dev='tap01'/>
- <model type='virtio'/>
- <driver name='vhost' queues='4'/>
- <link state='down'/>
- <address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/>
- </interface>
- <interface type='hostdev' managed='yes'>
- <mac address='52:54:00:00:12:53'/>
- <source>
- <address type='pci' domain='0x0000' bus='0x42' slot='0x02' function='0x5'/>
- </source>
- <address type='pci' domain='0x0000' bus='0x00' slot='0x0b' function='0x0'/>
- </interface>
+::
+
+ <interface type='network'>
+ <mac address='52:54:00:00:12:53'/>
+ <source network='enp66s0f0_br'/>
+ <target dev='tap01'/>
+ <model type='virtio'/>
+ <driver name='vhost' queues='4'/>
+ <link state='down'/>
+ <address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/>
+ </interface>
+ <interface type='hostdev' managed='yes'>
+ <mac address='52:54:00:00:12:53'/>
+ <source>
+ <address type='pci' domain='0x0000' bus='0x42' slot='0x02' function='0x5'/>
+ </source>
+ <address type='pci' domain='0x0000' bus='0x00' slot='0x0b' function='0x0'/>
+ </interface>
Booting a VM with the above configuration will result in the following 3
netdevs created in the VM.
-
-4: ens10: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
- link/ether 52:54:00:00:12:53 brd ff:ff:ff:ff:ff:ff
- inet 192.168.12.53/24 brd 192.168.12.255 scope global dynamic ens10
- valid_lft 42482sec preferred_lft 42482sec
- inet6 fe80::97d8:db2:8c10:b6d6/64 scope link
- valid_lft forever preferred_lft forever
-5: ens10nsby: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel master ens10 state UP group default qlen 1000
- link/ether 52:54:00:00:12:53 brd ff:ff:ff:ff:ff:ff
-7: ens11: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ens10 state UP group default qlen 1000
- link/ether 52:54:00:00:12:53 brd ff:ff:ff:ff:ff:ff
+::
+
+ 4: ens10: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
+ link/ether 52:54:00:00:12:53 brd ff:ff:ff:ff:ff:ff
+ inet 192.168.12.53/24 brd 192.168.12.255 scope global dynamic ens10
+ valid_lft 42482sec preferred_lft 42482sec
+ inet6 fe80::97d8:db2:8c10:b6d6/64 scope link
+ valid_lft forever preferred_lft forever
+ 5: ens10nsby: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel master ens10 state UP group default qlen 1000
+ link/ether 52:54:00:00:12:53 brd ff:ff:ff:ff:ff:ff
+ 7: ens11: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ens10 state UP group default qlen 1000
+ link/ether 52:54:00:00:12:53 brd ff:ff:ff:ff:ff:ff
ens10 is the 'failover' master netdev, ens10nsby and ens11 are the slave
'standby' and 'primary' netdevs respectively.
@@ -80,37 +82,38 @@ the paravirtual datapath when the VF is unplugged.
Here is a sample script that shows the steps to initiate live migration on
the source hypervisor.
+::
-# cat vf_xml
-<interface type='hostdev' managed='yes'>
- <mac address='52:54:00:00:12:53'/>
- <source>
- <address type='pci' domain='0x0000' bus='0x42' slot='0x02' function='0x5'/>
- </source>
- <address type='pci' domain='0x0000' bus='0x00' slot='0x0b' function='0x0'/>
-</interface>
+ # cat vf_xml
+ <interface type='hostdev' managed='yes'>
+ <mac address='52:54:00:00:12:53'/>
+ <source>
+ <address type='pci' domain='0x0000' bus='0x42' slot='0x02' function='0x5'/>
+ </source>
+ <address type='pci' domain='0x0000' bus='0x00' slot='0x0b' function='0x0'/>
+ </interface>
-# Source Hypervisor
-#!/bin/bash
+ # Source Hypervisor
+ #!/bin/bash
-DOMAIN=fedora27-tap01
-PF=enp66s0f0
-VF_NUM=5
-TAP_IF=tap01
-VF_XML=
+ DOMAIN=fedora27-tap01
+ PF=enp66s0f0
+ VF_NUM=5
+ TAP_IF=tap01
+ VF_XML=
-MAC=52:54:00:00:12:53
-ZERO_MAC=00:00:00:00:00:00
+ MAC=52:54:00:00:12:53
+ ZERO_MAC=00:00:00:00:00:00
-virsh domif-setlink $DOMAIN $TAP_IF up
-bridge fdb del $MAC dev $PF master
-virsh detach-device $DOMAIN $VF_XML
-ip link set $PF vf $VF_NUM mac $ZERO_MAC
+ virsh domif-setlink $DOMAIN $TAP_IF up
+ bridge fdb del $MAC dev $PF master
+ virsh detach-device $DOMAIN $VF_XML
+ ip link set $PF vf $VF_NUM mac $ZERO_MAC
-virsh migrate --live $DOMAIN qemu+ssh://$REMOTE_HOST/system
+ virsh migrate --live $DOMAIN qemu+ssh://$REMOTE_HOST/system
-# Destination Hypervisor
-#!/bin/bash
+ # Destination Hypervisor
+ #!/bin/bash
-virsh attach-device $DOMAIN $VF_XML
-virsh domif-setlink $DOMAIN $TAP_IF down
+ virsh attach-device $DOMAIN $VF_XML
+ virsh domif-setlink $DOMAIN $TAP_IF down
--
2.17.1
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