Re: [PATCH net-next] ethtool: ice: Support for RSS settings to GTP from ethtool

From: Jakub Kicinski
Date: Tue Oct 10 2023 - 15:32:41 EST


On Sun, 8 Oct 2023 07:52:22 +0000 Takeru Hayasaka wrote:
> This is a patch that enables RSS functionality for GTP packets using
> ethtool.
> A user can include her TEID and make RSS work for GTP-U over IPv4 by
> doing the following:
> `ethtool -N ens3 rx-flow-hash gtpu4 sd`
> In addition to gtpu(4|6), we now support gtpc(4|6), gtpu(4|6)e,
> gtpu(4|6)u, and gtpu(4|6)d.

This is for tunneling, right? IDK much about GTP but we don't have flow
types for other tunneling protos. What makes this one special?