From: Ferruh Yigit <ferruh.yigit@intel.com>
To: John Daley <johndale@cisco.com>
Cc: dev@dpdk.org, Hyong Youb Kim <hyonkim@cisco.com>
Subject: Re: [dpdk-dev] [PATCH] net/enic: set L4 checksum flags for IPv6 packets
Date: Wed, 24 Jan 2018 17:18:37 +0000 [thread overview]
Message-ID: <c277842e-2be3-601a-7171-6afea33a60f6@intel.com> (raw)
In-Reply-To: <20180123010529.17748-1-johndale@cisco.com>
On 1/23/2018 1:05 AM, John Daley wrote:
> From: Hyong Youb Kim <hyonkim@cisco.com>
>
> enic_cq_rx_to_pkt_flags() currently sets checksum good/bad flags only
> for IPv4. The hardware actually validates the TCP/UDP checksum of
> IPv6 packets too. Set PKT_RX_L4_CKSUM_{GOOD,BAD} accordingly.
>
> Signed-off-by: Hyong Youb Kim <hyonkim@cisco.com>
> Reviewed-by: John Daley <johndale@cisco.com>
> ---
> drivers/net/enic/enic_rxtx.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/enic/enic_rxtx.c b/drivers/net/enic/enic_rxtx.c
> index 98902caa0..8157697a0 100644
> --- a/drivers/net/enic/enic_rxtx.c
> +++ b/drivers/net/enic/enic_rxtx.c
> @@ -185,14 +185,14 @@ enic_cq_rx_to_pkt_flags(struct cq_desc *cqd, struct rte_mbuf *mbuf)
> }
>
> /* checksum flags */
> - if (mbuf->packet_type & RTE_PTYPE_L3_IPV4) {
> + if (mbuf->packet_type & (RTE_PTYPE_L3_IPV4 | RTE_PTYPE_L3_IPV6)) {
> if (!enic_cq_rx_desc_csum_not_calc(cqrd)) {
> uint32_t l4_flags;
> l4_flags = mbuf->packet_type & RTE_PTYPE_L4_MASK;
>
> if (enic_cq_rx_desc_ipv4_csum_ok(cqrd))
> pkt_flags |= PKT_RX_IP_CKSUM_GOOD;
> - else
> + else if (mbuf->packet_type & RTE_PTYPE_L3_IPV4)
This looks like conflicting with commit log.
Is pkt_flags intentionally not set for this case?
If so can you update commit log to say only PKT_RX_IP_CKSUM_GOOD set for ipv6?
> pkt_flags |= PKT_RX_IP_CKSUM_BAD;
>
> if (l4_flags == RTE_PTYPE_L4_UDP ||
>
next prev parent reply other threads:[~2018-01-24 17:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-23 1:05 John Daley
2018-01-23 1:05 ` [dpdk-dev] [PATCH] net/enic: fix segfault due to static max number of queues John Daley
2018-01-24 17:19 ` Ferruh Yigit
2018-01-23 1:05 ` [dpdk-dev] [PATCH] net/enic: add a Tx prepare handler John Daley
2018-01-24 17:20 ` Ferruh Yigit
2018-01-24 17:18 ` Ferruh Yigit [this message]
2018-01-24 17:30 ` [dpdk-dev] [PATCH] net/enic: set L4 checksum flags for IPv6 packets Hyong Youb Kim
2018-01-24 17:45 ` Ferruh Yigit
2018-01-24 17:48 ` Hyong Youb Kim
2018-01-24 17:48 ` Ferruh Yigit
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