netdev - Re: [PATCH v1] ibmveth: Set CHECKSUM

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Date:   Wed, 23 Jun 2021 20:00:05 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     David Wilder <dwilder@...ibm.com>
Cc:     netdev@...r.kernel.org, cforno12@...ux.ibm.com,
        pradeeps@...ux.vnet.ibm.com, wilder@...ibm.com, kuba@...nel.org
Subject: Re: [PATCH v1] ibmveth: Set CHECKSUM_PARTIAL if NULL TCP CSUM.

Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Tue, 22 Jun 2021 14:52:15 -0700 you wrote:
> TCP checksums on received packets may be set to NULL by the sender if CSO
> is enabled. The hypervisor flags these packets as check-sum-ok and the
> skb is then flagged CHECKSUM_UNNECESSARY. If these packets are then
> forwarded the sender will not request CSO due to the CHECKSUM_UNNECESSARY
> flag. The result is a TCP packet sent with a bad checksum. This change
> sets up CHECKSUM_PARTIAL on these packets causing the sender to correctly
> request CSUM offload.
> 
> [...]

Here is the summary with links:
  - [v1] ibmveth: Set CHECKSUM_PARTIAL if NULL TCP CSUM.
    https://git.kernel.org/netdev/net-next/c/7525de2516fb

You are awesome, thank you!
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