Re: [PATCH net-next V2] net/mlx5e: SHAMPO, Switch to header memcpy
From: patchwork-bot+netdevbpf
Date: Thu Feb 05 2026 - 21:50:59 EST
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:
On Wed, 4 Feb 2026 22:03:45 +0200 you wrote:
> From: Dragos Tatulea <dtatulea@xxxxxxxxxx>
>
> Previously the HW-GRO code was using a separate page_pool for the header
> buffer. The pages of the header buffer were replenished via UMR. This
> mechanism has some drawbacks:
> - Reference counting on the page_pool page frags is not cheap.
> - UMRs have HW overhead for updating and also for access. Especially for
> the KLM type which was previously used.
> - UMR code for headers is complex.
>
> [...]
Here is the summary with links:
- [net-next,V2] net/mlx5e: SHAMPO, Switch to header memcpy
https://git.kernel.org/netdev/net-next/c/24cf78c73831
You are awesome, thank you!
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