linux-kernel - Re: [PATCH net-next v8 3/5] net: gso: restore ids of outer ip headers correctly

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Message-ID: <willemdebruijn.kernel.2d533675f308@gmail.com>
Date: Tue, 23 Sep 2025 17:26:50 -0400
From: Willem de Bruijn <willemdebruijn.kernel@...il.com>
To: Richard Gobert <richardbgobert@...il.com>, 
 netdev@...r.kernel.org, 
 pabeni@...hat.com, 
 ecree.xilinx@...il.com, 
 willemdebruijn.kernel@...il.com
Cc: davem@...emloft.net, 
 edumazet@...gle.com, 
 kuba@...nel.org, 
 horms@...nel.org, 
 corbet@....net, 
 saeedm@...dia.com, 
 tariqt@...dia.com, 
 mbloch@...dia.com, 
 leon@...nel.org, 
 dsahern@...nel.org, 
 ncardwell@...gle.com, 
 kuniyu@...gle.com, 
 shuah@...nel.org, 
 sdf@...ichev.me, 
 aleksander.lobakin@...el.com, 
 florian.fainelli@...adcom.com, 
 alexander.duyck@...il.com, 
 linux-kernel@...r.kernel.org, 
 linux-net-drivers@....com, 
 Richard Gobert <richardbgobert@...il.com>
Subject: Re: [PATCH net-next v8 3/5] net: gso: restore ids of outer ip headers
 correctly

Richard Gobert wrote:
> Currently, NETIF_F_TSO_MANGLEID indicates that the inner-most ID can
> be mangled. Outer IDs can always be mangled.
> 
> Make GSO preserve outer IDs by default, with NETIF_F_TSO_MANGLEID allowing
> both inner and outer IDs to be mangled.
> 
> This commit also modifies a few drivers that use SKB_GSO_FIXEDID directly.
> 
> Signed-off-by: Richard Gobert <richardbgobert@...il.com>
> Reviewed-by: Edward Cree <ecree.xilinx@...il.com> # for sfc

Reviewed-by: Willem de Bruijn <willemb@...gle.com>

Thanks for added the pointer to segmentation-offloads.rst.