Re: [net-next v6 0/9] Add support for per-NAPI config via netlink

From: Stanislav Fomichev
Date: Fri Jan 10 2025 - 13:27:07 EST


On 01/10, Joe Damato wrote:
> On Mon, Dec 30, 2024 at 09:31:23AM -0500, Joe Damato wrote:
> > On Mon, Dec 23, 2024 at 08:17:08AM +0000, Alex Lazar wrote:
> > >
>
> [...]
>
> > >
> > > Hi Joe,
> > >
> > > Thanks for the quick response.
> > > Comments inline, If you need more details or further clarification,
> > > please let me know.
> >
> > As mentioned above and in my previous emails: please provide lot
> > more detail and make it as easy as possible for me to reproduce this
> > issue with the simplest reproducer possible and a much more detailed
> > explanation.
> >
> > Please note: I will be out of the office until Jan 9 so my responses
> > will be limited until then.
>
> Just to follow up on this for anyone who missed the other thread,
> Stanislav proposed a patch which _might_ fix the issue being hit
> here.
>
> Please see [1], try that patch, and report back if that patch fixes
> the issue.
>
> Thanks.
>
> [1]: https://lore.kernel.org/netdev/20250109003436.2829560-1-sdf@xxxxxxxxxxx/

Note that it might help only if xsk is using busy-polling. Not sure
that's the case, it's relatively obscure feature :-)