linux-kernel - Re: [v2 2/3] i3c: master: Add Qualcomm I3C controller driver

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Message-ID: <e728a653-dc12-4d2b-83a1-a186611c85be@web.de>
Date: Sat, 29 Mar 2025 10:43:45 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: Mukesh Kumar Savaliya <quic_msavaliy@...cinc.com>,
 linux-i3c@...ts.infradead.org, devicetree@...r.kernel.org,
 linux-arm-msm@...r.kernel.org
Cc: LKML <linux-kernel@...r.kernel.org>,
 Alexandre Belloni <alexandre.belloni@...tlin.com>,
 Bjorn Andersson <andersson@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
 Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
 Konrad Dybcio <konradybcio@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Rob Herring <robh@...nel.org>
Subject: Re: [v2 2/3] i3c: master: Add Qualcomm I3C controller driver

>>>> Under which circumstances would you become interested to apply a statement
>>>> like “guard(spinlock_irqsave)(&gi3c->irq_lock);”?
>>> Didn't get, hence a question.  Do you suggest to use DEFINE_LOCK_GUARD_1 instead of existing method ?
>> I propose to pick further opportunities up for benefits from scope-based resource management.
>>
> Sorry, still not clear to me what should i add/change ? please share me some example.
I pointed desirable statements out several times already.

See also related information sources once more:
* https://elixir.bootlin.com/linux/v6.14-rc6/A/ident/guard
* https://lore.kernel.org/linux-kernel/?q=spinlock_irqsave


Regards,
Markus