linux-kernel - Re: [PATCH net-next] virtio-net: avoid unnecessary checksum calculation on guest RX

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Message-ID: <5BA1686C-519F-4252-8D13-4A542A300B85@nutanix.com>
Date: Wed, 26 Nov 2025 18:58:45 +0000
From: Jon Kohler <jon@...anix.com>
To: Paolo Abeni <pabeni@...hat.com>
CC: "Michael S. Tsirkin" <mst@...hat.com>, Jason Wang <jasowang@...hat.com>,
        Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
        Eugenio Pérez
	<eperezma@...hat.com>,
        "virtualization@...ts.linux.dev"
	<virtualization@...ts.linux.dev>,
        "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>,
        "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>
Subject: Re: [PATCH net-next] virtio-net: avoid unnecessary checksum
 calculation on guest RX



> On Nov 26, 2025, at 6:16 AM, Paolo Abeni <pabeni@...hat.com> wrote:
> 
> On 11/25/25 9:00 PM, Jon Kohler wrote:
>>> On Nov 25, 2025, at 12:57 PM, Paolo Abeni <pabeni@...hat.com> wrote:
>>> 
>>> CC netdev
>> 
>> Thats odd, I used git send-email --to-cmd='./scripts/get_maintainer.pl,
>> but it looks like in MAINTAINERS, that only would have hit
>> VIRTIO CORE AND NET DRIVERS,
> 
> ?!? not here:
> 
> ./scripts/get_maintainer.pl drivers/net/virtio_net.c
> "Michael S. Tsirkin" <mst@...hat.com> (maintainer:VIRTIO CORE AND NET
> DRIVERS)
> Jason Wang <jasowang@...hat.com> (maintainer:VIRTIO CORE AND NET DRIVERS)
> Xuan Zhuo <xuanzhuo@...ux.alibaba.com> (reviewer:VIRTIO CORE AND NET
> DRIVERS)
> "Eugenio Pérez" <eperezma@...hat.com> (reviewer:VIRTIO CORE AND NET DRIVERS)
> Andrew Lunn <andrew+netdev@...n.ch> (maintainer:NETWORKING DRIVERS)
> "David S. Miller" <davem@...emloft.net> (maintainer:NETWORKING DRIVERS)
> Eric Dumazet <edumazet@...gle.com> (maintainer:NETWORKING DRIVERS)
> Jakub Kicinski <kuba@...nel.org> (maintainer:NETWORKING DRIVERS)
> Paolo Abeni <pabeni@...hat.com> (maintainer:NETWORKING DRIVERS)
> virtualization@...ts.linux.dev (open list:VIRTIO CORE AND NET DRIVERS)
> netdev@...r.kernel.org (open list:NETWORKING DRIVERS)
> linux-kernel@...r.kernel.org (open list)
> 
> The "NETWORKING DRIVER" entry should catch even virtio_net. Something
> odd in your setup?!?

Literally all I’ve got is a clone of net-next and using get_maintainer.pl
but yea the issue is the header-only change. I have a knack for falling
exactly into these sorts of process holes :) It’ll be a good cleanup
anyhow

> 
> BTW, this is a bit too late, but you should wait at least 24h before
> reposting on netdev:

Thanks for the guidance again, I’ll be sure to pace
things out if/when I find myself in this situation
again! I appreciate the help