On 15/12/2025 13:57, David Marchand via dev wrote: > A bug in the vhost library for VDUSE devices resulted in multi-segments > mbufs being treated by OVS. > > This hard to debug situation resulted in incorrectly segmented packets > with mlx5 nics, as the DPDK driver handles multi-segments mbufs fine > even without requiring RTE_ETH_TX_OFFLOAD_MULTI_SEGS. > > While the bug is fixed in the vhost library, we could still hit similar > situations with "normal" DPDK ports: for example, > RTE_ETH_RX_OFFLOAD_SCATTER is requested for jumbo frames and a bug could > be hidden there. > > Enforce only mono-segment mbufs are received. > > Link: > https://patchwork.dpdk.org/project/dpdk/patch/[email protected]/ > Reported-at: https://issues.redhat.com/browse/FDP-2121 > Signed-off-by: David Marchand <[email protected]> > --- > lib/netdev-dpdk.c | 3 +++ > 1 file changed, 3 insertions(+) > Acked-by: Kevin Traynor <[email protected]>
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