Re: [PATCH net-next] net/mlx5e: Reuse per-RQ XDP buffer to avoid stack zeroing overhead

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Wed, 14 May 2025 23:03:52 +0300 you wrote:
> From: Carolina Jubran <cjubran@xxxxxxxxxx>
> 
> CONFIG_INIT_STACK_ALL_ZERO introduces a performance cost by
> zero-initializing all stack variables on function entry. The mlx5 XDP
> RX path previously allocated a struct mlx5e_xdp_buff on the stack per
> received CQE, resulting in measurable performance degradation under
> this config.
> 
> [...]

Here is the summary with links:
  - [net-next] net/mlx5e: Reuse per-RQ XDP buffer to avoid stack zeroing overhead
    https://git.kernel.org/netdev/net-next/c/b66b76a82c88

You are awesome, thank you!
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