[PATCH 0/7] net/gve: Tx datapath fixes for GVE DQO

Stephen Hemminger stephen at networkplumber.org
Tue Jul 22 05:46:23 CEST 2025


On Mon,  7 Jul 2025 16:18:04 -0700
Joshua Washington <joshwash at google.com> wrote:

> There are a number of consistency errors with the DQO Tx datapath, which
> this series aims to address. These changes should make the driver much
> more resilient against edge case and malformed packets overall.
> 
> Joshua Washington (7):
>   net/gve: send whole packet when mbuf is large
>   net/gve: clean when there are insufficient Tx descs
>   net/gve: don't write zero-length descriptors
>   net/gve: validate Tx packet before sending
>   net/gve: add DQO Tx descriptor limit
>   net/gve: fix DQO TSO descriptor limit
>   net/gve: clear DQO Tx descriptors before writing
> 
>  .mailmap                     |   1 +
>  drivers/net/gve/gve_ethdev.c |   1 +
>  drivers/net/gve/gve_ethdev.h |   1 +
>  drivers/net/gve/gve_tx_dqo.c | 164 ++++++++++++++++++++++++++++++-----
>  4 files changed, 143 insertions(+), 24 deletions(-)
> 

Queued to next-net for 25.11


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