On 24-Oct-23 12:24 PM, Zhang, Qi Z wrote:

-----Original Message-----
From: Radu Nicolau <radu.nico...@intel.com>
Sent: Tuesday, October 24, 2023 6:23 PM
To: Marchand, David <david.march...@redhat.com>
Cc: Wu, Jingjing <jingjing...@intel.com>; Xing, Beilei <beilei.x...@intel.com>;
dev@dpdk.org; sta...@dpdk.org
Subject: Re: [PATCH] net/iavf: fix IAVF_TX_OFFLOAD_MASK definition


On 24-Oct-23 10:49 AM, David Marchand wrote:
On Tue, Oct 24, 2023 at 11:13 AM Radu Nicolau <radu.nico...@intel.com>
wrote:
IAVF_TX_OFFLOAD_MASK definition contained
RTE_ETH_TX_OFFLOAD_SECURITY
instead of RTE_MBUF_F_TX_SEC_OFFLOAD.

Fixes: 6bc987ecb860 ("net/iavf: support IPsec inline crypto")
Cc: sta...@dpdk.org

Signed-off-by: Radu Nicolau <radu.nico...@intel.com>
Something is not clear to me.
How was the IPsec inline crypto feature supposed to work with this
driver so far?

Any packet with the RTE_MBUF_F_TX_SEC_OFFLOAD flag should have been
refused in iavf_prep_pkts.

It worked because the IPsec sample app doesn't call rte_eth_tx_prepare, and
from what I can see no other sample app does.
To keep consistent, its better to refine the IAVF_TX_OFFLOAD_NOTSUP_MASK 
definition.

You mean like this?


#define IAVF_TX_OFFLOAD_NOTSUP_MASK ( \
        RTE_MBUF_F_TX_OFFLOAD_MASK ^ (  \
            RTE_MBUF_F_TX_OUTER_IPV6 |         \
            RTE_MBUF_F_TX_OUTER_IPV4 |         \
            RTE_MBUF_F_TX_IPV6 |             \
            RTE_MBUF_F_TX_IPV4 |             \
            RTE_MBUF_F_TX_VLAN |         \
            RTE_MBUF_F_TX_IP_CKSUM |         \
            RTE_MBUF_F_TX_L4_MASK |         \
            RTE_MBUF_F_TX_TCP_SEG |         \
            RTE_MBUF_F_TX_UDP_SEG |      \
            RTE_MBUF_F_TX_TUNNEL_MASK |    \
            RTE_MBUF_F_TX_OUTER_IP_CKSUM |  \
            RTE_MBUF_F_TX_OUTER_UDP_CKSUM | \
            RTE_MBUF_F_TX_SEC_OFFLOAD))

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