Re: [PATCH iwl-next v2 0/4] igb: XDP/ZC follow up

Joe Damato
2025-02-18T21:18:23Z

On Mon, Feb 17, 2025 at 12:31:20PM +0100, Kurt Kanzenbach wrote:
> This is a follow up for the igb XDP/ZC implementation. The first two
> patches link the IRQs and queues to NAPI instances. This is required to
> bring back the XDP/ZC busy polling support. The last patch removes
> undesired IRQs (injected via igb watchdog) while busy polling with
> napi_defer_hard_irqs and gro_flush_timeout set.
>
> Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
> ---
> Changes in v2:
> - Take RTNL lock in PCI error handlers (Joe)
> - Fix typo in commit message (Gerhard)
> - Use netif_napi_add_config() (Joe)
> - Link to v1: https://lore.kernel.org/r/20250210-igb_irq-v1-0-bde078cdb9df@linutronix.de

Thanks for sending a v2.

My comment from the previous series still stands, which simply that
I have no idea if the maintainers will accept changes using this API
or prefer to wait until Stanislav's work [1] is completed to remove
the RTNL requirement from this API altogether.

[1]: https://lore.kernel.org/netdev/20250218020948.160643-1-sdf@fomichev.me/