linux-kernel - Re: [PATCH net-next v2 0/8] bpf: cpumap: enable GRO for XDP

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Message-ID: <49b932c8-431d-4db1-8675-b5c66461f566@intel.com>
Date: Mon, 13 Jan 2025 14:50:59 +0100
From: Alexander Lobakin <aleksander.lobakin@...el.com>
To: Toke Høiland-Jørgensen <toke@...hat.com>
CC: Jesper Dangaard Brouer <hawk@...nel.org>, 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>, Lorenzo Bianconi <lorenzo@...nel.org>, Daniel Xu
	<dxu@...uu.xyz>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann
	<daniel@...earbox.net>, Andrii Nakryiko <andrii@...nel.org>, John Fastabend
	<john.fastabend@...il.com>, Martin KaFai Lau <martin.lau@...ux.dev>,
	<netdev@...r.kernel.org>, <bpf@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, Jesse Brandeburg
	<jbrandeburg@...udflare.com>, kernel-team <kernel-team@...udflare.com>
Subject: Re: [PATCH net-next v2 0/8] bpf: cpumap: enable GRO for XDP_PASS
 frames

From: Toke Høiland-Jørgensen <toke@...hat.com>
Date: Thu, 09 Jan 2025 18:02:59 +0100

> Alexander Lobakin <aleksander.lobakin@...el.com> writes:
> 
>>> What is the "small frame" size being used?
>>
>> xdp-trafficgen currently hardcodes frame sizes to 64 bytes. I was
>> planning to add an option to configure frame size and send it upstream,
>> but never finished it yet unfortunately.
> 
> Well, I guess I can be of some help here. Just pushed an update to
> xdp-trafficgen to support specifying the packet size :)

Cool, thanks a lot!

> 
> -Toke

Olek