netdev - Re: [PATCH net-next V6 02/13] net/mlx5: Implement cqe_compress

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Message-ID: <20250709083714.GD452973@horms.kernel.org>
Date: Wed, 9 Jul 2025 09:37:14 +0100
From: Simon Horman <horms@...nel.org>
To: Saeed Mahameed <saeed@...nel.org>
Cc: "David S. Miller" <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Eric Dumazet <edumazet@...gle.com>,
	Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
	Tariq Toukan <tariqt@...dia.com>, Gal Pressman <gal@...dia.com>,
	Leon Romanovsky <leonro@...dia.com>, Jiri Pirko <jiri@...dia.com>
Subject: Re: [PATCH net-next V6 02/13] net/mlx5: Implement cqe_compress_type
 via devlink params

On Tue, Jul 08, 2025 at 08:04:44PM -0700, Saeed Mahameed wrote:
> From: Saeed Mahameed <saeedm@...dia.com>
> 
> Selects which algorithm should be used by the NIC in order to decide rate of
> CQE compression dependeng on PCIe bus conditions.
> 
> Supported values:
> 
> 1) balanced, merges fewer CQEs, resulting in a moderate compression ratio
>    but maintaining a balance between bandwidth savings and performance
> 2) aggressive, merges more CQEs into a single entry, achieving a higher
>    compression rate and maximizing performance, particularly under high
>    traffic loads.
> 
> Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
> Reviewed-by: Jiri Pirko <jiri@...dia.com>

Reviewed-by: Simon Horman <horms@...nel.org>