linux-kernel - Re: [RFC] net: add TCP fraglist GRO support

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Message-ID: <CANn89iLddm704LHPDnnoF2RbCfvrivAz0e6HTeiBARmvzoUBjA@mail.gmail.com>
Date: Tue, 23 Apr 2024 14:11:55 +0200
From: Eric Dumazet <edumazet@...gle.com>
To: Felix Fietkau <nbd@....name>
Cc: netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, David Ahern <dsahern@...nel.org>, 
	linux-kernel@...r.kernel.org
Subject: Re: [RFC] net: add TCP fraglist GRO support

On Tue, Apr 23, 2024 at 1:55 PM Felix Fietkau <nbd@....name> wrote:
>
> In the world of consumer-grade WiFi devices, there are a lot of chipsets
> with limited or nonexistent SG support, and very limited checksum
> offload capabilities on Ethernet. The WiFi side of these devices is
> often even worse. I think fraglist GRO is a decent fallback for the
> inevitable corner cases.

What about netfilter and NAT ? Are they okay with NETIF_F_FRAGLIST_GRO already ?

Many of these devices are probably using NAT.