Subject: Re: [PATCH iwl-net v2 0/4] iavf: fix VLAN filter state machine races

From: Simon Horman <[email-masked]>
Date: Tue, 21 Apr 2026 10:02:54 +0100

On Fri, Apr 17, 2026 at 04:29:41PM +0200, Petr Oros wrote:
> The iavf VLAN filter state machine has several design issues that lead
> to race conditions between userspace add/del calls and the watchdog
> task's virtchnl processing.  Filters can get lost or leak HW resources,
> especially during interface down/up cycles and namespace moves.

...

Hi Petr,

Sashiko has a bit to say about this patch.
I'd appreciate it if you could look over that.

In particular, the feedback on patches 2 and 3 may warrant
some updates to this patchset, while I think 4 is more
in the realm of possible future work.