linux-kernel - Re: [PATCH v2 00/10] crypto: sun8i-ce

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Message-ID: <aGGH7RH8-yHVVz25@Red>
Date: Sun, 29 Jun 2025 20:37:33 +0200
From: Corentin Labbe <clabbe.montjoie@...il.com>
To: Ovidiu Panait <ovidiu.panait.oss@...il.com>
Cc: herbert@...dor.apana.org.au, davem@...emloft.net,
	linux-crypto@...r.kernel.org, wens@...e.org,
	jernej.skrabec@...il.com, samuel@...lland.org,
	linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 00/10] crypto: sun8i-ce - implement request batching

Le Thu, Jun 26, 2025 at 12:58:03PM +0300, Ovidiu Panait a écrit :
> The Allwinner crypto engine can process multiple requests at a time,
> if they are chained together using the task descriptor's 'next' field.
> Having multiple requests processed in one go can reduce the number
> of interrupts generated and also improve throughput.
> 
> When compared to the existing non-batching implementation, the tcrypt
> multibuffer benchmark shows an increase in throughput of ~85% for 16 byte
> AES blocks (when testing with 8 data streams on the OrangePi Zero2 board).
> 
> Patches 1-9 perform refactoring work on the existing do_one_request()
> callbacks, to make them more modular and easier to integrate with the
> request batching workflow.
> 
> Patch 10 implements the actual request batching.
> 
> Changes in v2:
>    - fixed [-Wformat-truncation=] warning reported by kernel test robot
> 

Hello

Thanks for your patch, I am starting review and test it.

@Herbert, please me give me time for it.

Regards