linux-kernel - Re: [v8 3/3] dmaengine: add driver for Sophgo CV18XX/SG200X dmamux

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Message-ID:
 <IA1PR20MB4953C5726433FCA55131FEF7BBB12@IA1PR20MB4953.namprd20.prod.outlook.com>
Date: Wed, 31 Jul 2024 16:25:30 +0800
From: Inochi Amaoto <inochiama@...look.com>
To: Markus Elfring <Markus.Elfring@....de>, 
	Inochi Amaoto <inochiama@...look.com>, dmaengine@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-riscv@...ts.infradead.org, Albert Ou <aou@...s.berkeley.edu>, 
	Chen Wang <unicorn_wang@...look.com>, Conor Dooley <conor+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, Palmer Dabbelt <palmer@...belt.com>, 
	Paul Walmsley <paul.walmsley@...ive.com>, Rob Herring <robh@...nel.org>, Vinod Koul <vkoul@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>, 
	Jingbao Qiu <qiujingbao.dlmu@...il.com>, Jisheng Zhang <jszhang@...nel.org>, 
	Liu Gui <kenneth.liu@...hgo.com>, Yixun Lan <dlan@...too.org>
Subject: Re: [v8 3/3] dmaengine: add driver for Sophgo CV18XX/SG200X dmamux

On Wed, Jul 31, 2024 at 10:20:58AM GMT, Markus Elfring wrote:
> …
> >> Under which circumstances would you become interested to apply a statement
> >> like “guard(spinlock_irqsave)(&dmamux->lock);”?
> >> https://elixir.bootlin.com/linux/v6.10.2/source/include/linux/spinlock.h#L574
> …
> > This is very useful and I am pretty intersted, but I am not sure it
> > is suitable. Could you share some technical detail (or some documents)
> > about this method?
> 
> Further applications of scope-based resource management can become more helpful,
> can't they?
> 
> Would you like to take another look at corresponding information sources?
> 
> Example:
> Articles by Javier Carrasco Cruz
> Linux Kernel Development - Automatic Cleanup
> https://javiercarrascocruz.github.io/kernel-auto-cleanup-1
> June 2024
> 
> Regards,
> Markus

Thanks, I will take a look.

Regards,
Inochi