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Date: Sat, 12 Dec 2015 11:41:37 -0500
From: Sowmini Varadhan <sowmini.varadhan@...cle.com>
To: Tom Herbert <tom@...bertland.com>
Cc: Edward Cree <ecree@...arflare.com>,
Linux Kernel Network Developers <netdev@...r.kernel.org>,
David Miller <davem@...emloft.net>
Subject: Re: Checksum offload queries
On (12/11/15 15:50), Tom Herbert wrote:
> layers of encapsulation. For example, suppose send a UDP packet in
> VXLAN in VXLAN, where packet looks like:
> IP|UDP|VXLAN|Eth|IP|UDP|VXLAN|Eth|IP|UDP. I believe the kernel can set
Without detracting from the fact that you have probably found a bug
for checksumming here..
if you have multiple encapsulations above (vxlan over vxlan?)
I think lot of other things like pmtu may also be broken? (Each
encaps layer lowers the actual application mtu till the thing starts
to get absurd)
--Sowmini
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