linux-kernel - Re: [v2] memory/samsung: reduce unnecessary mutex lock area

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Message-ID: <5a12fa12-f4e0-c941-b22b-33436723b44e@web.de>
Date:   Tue, 12 May 2020 14:32:21 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Lukasz Luba <lukasz.luba@....com>, Bernard Zhao <bernard@...o.com>,
        linux-arm-kernel@...ts.infradead.org, linux-pm@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, opensource.kernel@...o.com,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Kukjin Kim <kgene@...nel.org>
Subject: Re: [v2] memory/samsung: reduce unnecessary mutex lock area

> Something like: 'memory/samsung: reduce protected code area in IRQ
> handler' for the subject header would be better.
> Then in the message explain (without 'maybe') that it will speed-up a
> bit this IRQ processing and there is no need to protect return value
> or printing.

Do you tend to prefer smaller lock scopes for nicer run time characteristics?

Regards,
Markus