[dpdk-dev] [PATCH v3] mbuf: outer offsets are undefined for non-tunnel packets

Olivier Matz olivier.matz at 6wind.com
Mon Jul 1 15:10:44 CEST 2019


On Fri, Jun 28, 2019 at 12:06:18AM +0300, Ivan Malov wrote:
> The default policy for offload-specific fields is that
> they are undefined unless the corresponding offloads are
> requested in mbuf ol_flags. This is also the case for outer
> L2 and L3 length fields which must not be assumed to contain
> zeros for non-tunnel packets. The patch clarifies this behaviour
> in the comments and also adds appropriate checks to the PMDs which
> do not check any tunnel-related offloads before using the said fields.
> 
> Signed-off-by: Ivan Malov <ivan.malov at oktetlabs.ru>
> Reviewed-by: Andrew Rybchenko <arybchenko at solarflare.com>
> Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>

Acked-by: Olivier Matz <olivier.matz at 6wind.com>


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