[ovs-dev] [PATCH] ovn-architecture: Document the registers used for logical ports.
Justin Pettit
jpettit at nicira.com
Fri Aug 7 23:08:46 UTC 2015
When reviewing the OpenFlow flows generated by ovn-controller, it's nice
to have this information.
Signed-off-by: Justin Pettit <jpettit at nicira.com>
---
ovn/ovn-architecture.7.xml | 17 +++++++++--------
1 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/ovn/ovn-architecture.7.xml b/ovn/ovn-architecture.7.xml
index 1b537f9..2424836 100644
--- a/ovn/ovn-architecture.7.xml
+++ b/ovn/ovn-architecture.7.xml
@@ -627,18 +627,19 @@
<dt>logical input port field</dt>
<dd>
- A field that denotes the logical port from which the packet entered the
- logical datapath. OVN stores this in a Nicira extension register. (This
- field is passed across tunnels as part of the tunnel key.)
+ A field that denotes the logical port from which the packet
+ entered the logical datapath. OVN stores this in Nicira extension
+ register number 6. (This field is passed across tunnels as part
+ of the tunnel key.)
</dd>
<dt>logical output port field</dt>
<dd>
- A field that denotes the logical port from which the packet will leave
- the logical datapath. This is initialized to 0 at the beginning of the
- logical ingress pipeline. OVN stores this in a Nicira extension
- register. (This field is passed across tunnels as part of the tunnel
- key.)
+ A field that denotes the logical port from which the packet will
+ leave the logical datapath. This is initialized to 0 at the
+ beginning of the logical ingress pipeline. OVN stores this in
+ Nicira extension register number 7. (This field is passed across
+ tunnels as part of the tunnel key.)
</dd>
<dt>VLAN ID</dt>
--
1.7.5.4
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