> The ingress validation as implemented by the previous
> patch is stricter than what it replaced: GSO
> packets whose checksum metadata matches no transport header are
> dropped, and non-GSO ones get their checksum completed in place.
> Such packets used to pass with the metadata unvalidated,
> and with no overhead.
> 
> I judge that this should not affect any deployments, but there is still
> some risk that it does.  In case a deployment depends on them anyway,
> provide a per-netns switch to get the old behavior back:
> 
> echo 0 > /proc/sys/net/core/virtio_net_hdr_validate
> 
> The default is validating.
> 
> Reviewed-by: Björn Töpel <[email protected]>
> Reviewed-by: Willem de Bruijn <[email protected]>
> Signed-off-by: Michael S. Tsirkin <[email protected]>

Sashiko has reviewed this patch and found no issues.

-- 
Sashiko AI review · 
https://sashiko.dev/#/patchset/305bcadb19f4a539a318c6b87c829fbe43d0ffdb.1793276116.git....@redhat.com?part=5


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