[PATCH] net/mlx5: document IP fragment matching limitations

Stephen Hemminger stephen at networkplumber.org
Fri Jul 18 17:18:35 CEST 2025


On Fri, 18 Jul 2025 13:51:56 +0200
Dariusz Sosnowski <dsosnowski at nvidia.com> wrote:

> NVIDIA NICs do not support matching on packet headers appearing
> after IP header if the received packet is an IP fragment.
> This patch updates the relevant documentation.
> 
> Bugzilla ID: 1417
> 
> Signed-off-by: Dariusz Sosnowski <dsosnowski at nvidia.com>

I suspect that is true of all NIC's because matching later fragments
would require state that would not scale in HW.


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