linux-kernel - Re: [PATCH iwl-next v2 0/5] ice: add support for devmem/io

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Message-ID: <82294f52-fe47-4ea3-905d-95db71738694@intel.com>
Date: Thu, 29 Jan 2026 09:07:14 -0800
From: Tony Nguyen <anthony.l.nguyen@...el.com>
To: Alexander Lobakin <aleksander.lobakin@...el.com>,
	<intel-wired-lan@...ts.osuosl.org>
CC: Przemek Kitszel <przemyslaw.kitszel@...el.com>, Andrew Lunn
	<andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>, "Eric
 Dumazet" <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
	<pabeni@...hat.com>, Simon Horman <horms@...nel.org>, Jacob Keller
	<jacob.e.keller@...el.com>, Aleksandr Loktionov
	<aleksandr.loktionov@...el.com>, <nxne.cnse.osdt.itp.upstreaming@...el.com>,
	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH iwl-next v2 0/5] ice: add support for devmem/io_uring Rx
 and Tx



On 1/29/2026 3:03 AM, Alexander Lobakin wrote:

...

> * io_uring tests pass, except for tests which try to setup RSS Rx
>    contexts -- after recent changes in the kernel, seems like at least
>    some of our drivers return -EOPNOTSUPP when trying to configure RSS.
> 
> Tony, did you have any related reports or planned fixes?

The only thing I'm aware of for ice RSS issues is for E830

ice: fix setting RSS VSI hash for E830
https://lore.kernel.org/intel-wired-lan/20260109085339.49839-1-marcin.szycik@linux.intel.com/

Thanks,
Tony

> * devmem -- only the Tx test fails, may be related to our complicated
>    .ndo_start_xmit() logic in ice, I'll investigate this as soon as
>    I get some details from the val.
> 
> Thanks,
> Olek