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From: Lee Jones <lee@kernel.org>
To: Markus Elfring <Markus.Elfring@web.de>
Cc: Christian Marangi <ansuelsmth@gmail.com>,
	linux-leds@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
	Pavel Machek <pavel@ucw.cz>
Subject: Re: [PATCH 3/3] leds: leds-lp55xx: Convert mutex lock/unlock to guard API
Date: Wed, 10 Jul 2024 17:55:28 +0100	[thread overview]
Message-ID: <20240710165528.GH501857@google.com> (raw)
In-Reply-To: <493f3160-90be-4c02-a0d8-bedb630e5f1c@web.de>

On Wed, 10 Jul 2024, Markus Elfring wrote:

> …
> > +++ b/drivers/leds/leds-lp5521.c
> …
> > @@ -185,9 +186,9 @@ static ssize_t lp5521_selftest(struct device *dev,
> >  	struct lp55xx_chip *chip = led->chip;
> >  	int ret;
> >
> > -	mutex_lock(&chip->lock);
> > +	guard(mutex, &chip->lock);
> 
> How did you come to the conclusion to try such a syntax variant out?
> 
> Would the following statement (with additional parentheses) be more appropriate?
> 
> 	guard(mutex)(&chip->lock);

Yes, that's the fix.

I'm more concerned with how untested patches came to being submitted.

-- 
Lee Jones [李琼斯]

  reply	other threads:[~2024-07-10 16:55 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-26 22:15 [PATCH 1/3] leds: leds-lp5569: Convert to sysfs_emit API Christian Marangi
2024-06-26 22:15 ` [PATCH 2/3] leds: leds-lp5523: " Christian Marangi
2024-06-26 22:15 ` [PATCH 3/3] leds: leds-lp55xx: Convert mutex lock/unlock to guard API Christian Marangi
2024-06-27  5:52   ` Markus Elfring
2024-06-27  7:08     ` Lee Jones
2024-06-27  7:09     ` Lee Jones
2024-06-27  8:12       ` [3/3] " Markus Elfring
2024-06-27  8:22         ` Lee Jones
2024-06-27  9:24           ` Markus Elfring
2024-07-10  7:10   ` [PATCH 3/3] " Lee Jones
2024-07-10 16:24   ` Markus Elfring
2024-07-10 16:55     ` Lee Jones [this message]
2024-07-10 10:29       ` Christian Marangi
2024-07-10 18:10         ` [3/3] " Markus Elfring
2024-07-11  8:08           ` Lee Jones
2024-07-11  8:05         ` [PATCH 3/3] " Lee Jones
2024-07-04 15:44 ` [PATCH 1/3] leds: leds-lp5569: Convert to sysfs_emit API Lee Jones

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