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On 5/3/22 07:22, Pankaj Gupta wrote:
> The packet type is set even if it is a fragmented
packet
I'm wondering if is really IPv4/IPv6 fragmented packets or
just
scattered on Rx across many Rx buffers.
I'm asking since fragmented sounds weird with TCP, since
TCP
spec forbids fragmentation.
>
> Tested, using testpmd, for different hardware
versions on
> ESXi 7.0 Update 2.
>
> Signed-off-by: Pankaj Gupta
<pagupta@vmware.com>
> ---
> drivers/net/vmxnet3/vmxnet3_rxtx.c | 17
+++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/drivers/net/vmxnet3/vmxnet3_rxtx.c
b/drivers/net/vmxnet3/vmxnet3_rxtx.c
> index a6665fbf70..5e177400c0 100644
> --- a/drivers/net/vmxnet3/vmxnet3_rxtx.c
> +++ b/drivers/net/vmxnet3/vmxnet3_rxtx.c
> @@ -759,6 +759,23 @@ vmxnet3_rx_offload(struct
vmxnet3_hw *hw, const Vmxnet3_RxCompDesc *rcd,
> /* Check packet type, checksum errors,
etc. */
> if (rcd->cnc) {
> ol_flags |=
RTE_MBUF_F_RX_L4_CKSUM_UNKNOWN;
> +
> + if (rcd->v4) {
> + packet_type |=
RTE_PTYPE_L3_IPV4_EXT_UNKNOWN;
> + if (rcd->tcp)
> + packet_type |=
RTE_PTYPE_L4_TCP;
> + else if (rcd->udp)
> + packet_type |=
RTE_PTYPE_L4_UDP;
> + } else if (rcd->v6) {
> + packet_type |=
RTE_PTYPE_L3_IPV6_EXT_UNKNOWN;
> + if (rcd->tcp)
> + packet_type |=
RTE_PTYPE_L4_TCP;
> + else if (rcd->udp)
> + packet_type |=
RTE_PTYPE_L4_UDP;
> + } else {
> + packet_type |=
RTE_PTYPE_UNKNOWN;
> + }
> +
> } else {
> if (rcd->v4) {
> packet_type |=
RTE_PTYPE_L3_IPV4_EXT_UNKNOWN;
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