-邮件原件-
发件人: Mike Pattrick
发送时间: 2023年9月19日 23:58
收件人: Dexia Li
抄送: David Marchand ; ovs-dev@openvswitch.org;
i.maxim...@ovn.org; Eelco Chaudron ; Qingmin Liu
; Joey Xing
主题: Re: [ovs-dev] [PATCH] netdev-dpdk: fix tso bug
On Tue, Sep 19, 2023 at 7:51 AM Dexia Li wrote:
>
> Hi,
Hi, David
Sorry, I am missing something too...
Firstly, RTE_MBUF_F_TX_TCP_SEG flag in mbuf->ol_flags implies
RTE_MBUF_F_TX_TCP_CKSUM in last letter.
Some drivers such as ice can use RTE_MBUF_F_TX_TCP_SEG with
RTE_MBUF_F_TX_TCP_CKSUM but
Some drivers such as Iavf will result in driver hang
Hi，david
In dpdk 22.11 rte_mbuf_core.h file, there are notes as follows:
/**
* TCP segmentation offload. To enable this offload feature for a
* packet to be transmitted on hardware supporting TSO:
* - set the RTE_MBUF_F_TX_TCP_SEG flag in mbuf->ol_flags (this flag implies
*
