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SubjectRe: [PATCH net v3] gso: do not skip outer ip header in case of ipip and net_failover
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Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@davemloft.net>:

On Fri, 18 Feb 2022 22:35:24 +0800 you wrote:
> We encounter a tcp drop issue in our cloud environment. Packet GROed in
> host forwards to a VM virtio_net nic with net_failover enabled. VM acts
> as a IPVS LB with ipip encapsulation. The full path like:
> host gro -> vm virtio_net rx -> net_failover rx -> ipvs fullnat
> -> ipip encap -> net_failover tx -> virtio_net tx
>
> When net_failover transmits a ipip pkt (gso_type = 0x0103, which means
> SKB_GSO_TCPV4, SKB_GSO_DODGY and SKB_GSO_IPXIP4), there is no gso
> did because it supports TSO and GSO_IPXIP4. But network_header points to
> inner ip header.
>
> [...]

Here is the summary with links:
- [net,v3] gso: do not skip outer ip header in case of ipip and net_failover
https://git.kernel.org/netdev/net/c/cc20cced0598

You are awesome, thank you!
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