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[dpdk-dev] doc:add udp info to prog_guide for vxlan

Message ID 1418914895-11951-1-git-send-email-siobhan.a.butler@intel.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Siobhan Butler Dec. 18, 2014, 3:01 p.m. UTC
Added to configuration instructions for UDP packet tunneling.

Signed-off-by: Siobhan Butler <siobhan.a.butler@intel.com>
---
 doc/guides/prog_guide/poll_mode_drv.rst | 1 +
 1 file changed, 1 insertion(+)

Comments

Iremonger, Bernard Dec. 18, 2014, 3:43 p.m. UTC | #1
> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Siobhan Butler
> Sent: Thursday, December 18, 2014 3:02 PM
> To: dev@dpdk.org
> Subject: [dpdk-dev] [PATCH] doc:add udp info to prog_guide for vxlan
> 
> Added to configuration instructions for UDP packet tunneling.
> 
> Signed-off-by: Siobhan Butler <siobhan.a.butler@intel.com>

Acked-by: Bernard Iremonger <bernard.iremonger@intel.com>

 I have applied the patch to my tree next/dpdk-doc.
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Patch

diff --git a/doc/guides/prog_guide/poll_mode_drv.rst b/doc/guides/prog_guide/poll_mode_drv.rst
index 2567876..2e7b430 100644
--- a/doc/guides/prog_guide/poll_mode_drv.rst
+++ b/doc/guides/prog_guide/poll_mode_drv.rst
@@ -199,6 +199,7 @@  Other features such as the L3/L4 5-Tuple packet filtering feature of a port can
 Ethernet* flow control (pause frame) can be configured on the individual port.
 Refer to the testpmd source code for details.
 Also, L4 (UDP/TCP/ SCTP) checksum offload by the NIC can be enabled for an individual packet as long as the packet mbuf is set up correctly.
+In terms of UDP tunneling packet, the PKT_TX_UDP_TUNNEL_PKT flag must be set to enable tunneling packet TX checksum offload for both outer layer and inner layer.
 Refer to the testpmd source code (specifically the csumonly.c file) for details.
 
 That being said, the support of some offload features implies the addition of dedicated status bit(s) and value field(s) into the rte_mbuf