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From: Markus Elfring <Markus.Elfring@web.de>
To: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	linux-pm@vger.kernel.org
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
	LKML <linux-kernel@vger.kernel.org>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Lukasz Luba <lukasz.luba@arm.com>,
	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
	Zhang Rui <rui.zhang@intel.com>
Subject: Re: [PATCH v2 01/11] thermal: core: Add and use thermal zone guard
Date: Mon, 21 Oct 2024 13:40:52 +0200	[thread overview]
Message-ID: <40ec7bb0-02ef-4af7-8934-9f960fa15355@web.de> (raw)
In-Reply-To: <1930069.tdWV9SEqCh@rjwysocki.net>

…
> +++ linux-pm/drivers/thermal/thermal_helpers.c
> @@ -60,13 +60,13 @@ bool thermal_trip_is_bound_to_cdev(struc
>  {
>  	bool ret;
>
> -	mutex_lock(&tz->lock);
> +	guard(thermal_zone)(tz);
> +
>  	mutex_lock(&cdev->lock);
>
>  	ret = thermal_instance_present(tz, cdev, trip);
>
>  	mutex_unlock(&cdev->lock);
> -	mutex_unlock(&tz->lock);
>
>  	return ret;
>  }
…

Would you become interested to apply a statement
like “guard(mutex)(&cdev->lock);”?

Regards,
Markus

  reply	other threads:[~2024-10-21 11:41 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-10 21:59 [PATCH v2 00/11] thermal: core: Reimplement locking through guards Rafael J. Wysocki
2024-10-10 22:05 ` [PATCH v2 01/11] thermal: core: Add and use thermal zone guard Rafael J. Wysocki
2024-10-21 11:40   ` Markus Elfring [this message]
2024-10-21 11:49     ` Rafael J. Wysocki
2024-10-21 12:02       ` [v2 " Markus Elfring
2024-10-21 12:03         ` Rafael J. Wysocki
2024-10-22 21:02   ` [PATCH v2 " Lukasz Luba
2024-10-23  9:50     ` Rafael J. Wysocki
2024-10-25 13:53       ` Lukasz Luba
2024-10-10 22:07 ` [PATCH v2 02/11] thermal: core: Add and use a reverse " Rafael J. Wysocki
2024-10-22 21:03   ` Lukasz Luba
2024-10-10 22:09 ` [PATCH v2 03/11] thermal: core: Separate code running under thermal_list_lock Rafael J. Wysocki
2024-10-22 21:09   ` Lukasz Luba
2024-10-10 22:10 ` [PATCH v2 04/11] thermal: core: Manage thermal_list_lock using a mutex guard Rafael J. Wysocki
2024-10-22 22:50   ` Lukasz Luba
2024-10-10 22:12 ` [PATCH v2 05/11] thermal: core: Call thermal_governor_update_tz() outside of cdev lock Rafael J. Wysocki
2024-10-22 21:10   ` Lukasz Luba
2024-10-10 22:13 ` [PATCH v2 06/11] thermal: core: Introduce thermal_instance_add() Rafael J. Wysocki
2024-10-22 21:45   ` Lukasz Luba
2024-10-10 22:15 ` [PATCH v2 07/11] thermal: core: Introduce thermal_instance_delete() Rafael J. Wysocki
2024-10-22 21:48   ` Lukasz Luba
2024-10-10 22:16 ` [PATCH v2 08/11] thermal: core: Introduce thermal_cdev_update_nocheck() Rafael J. Wysocki
2024-10-22 22:23   ` Lukasz Luba
2024-10-10 22:19 ` [PATCH v2 09/11] thermal: core: Add and use cooling device guard Rafael J. Wysocki
2024-10-14 12:26   ` Rafael J. Wysocki
2024-10-22 22:25     ` Lukasz Luba
2024-10-23  8:52       ` Rafael J. Wysocki
2024-10-10 22:20 ` [PATCH v2 10/11] thermal: core: Separate thermal zone governor initialization Rafael J. Wysocki
2024-10-22 22:32   ` Lukasz Luba
2024-10-10 22:22 ` [PATCH v2 11/11] thermal: core: Manage thermal_governor_lock using a mutex guard Rafael J. Wysocki
2024-10-22 22:35   ` Lukasz Luba
2024-10-11 18:51 ` [PATCH v2 00/11] thermal: core: Reimplement locking through guards Rafael J. Wysocki
2024-10-21 11:08   ` Rafael J. Wysocki
2024-10-21 22:03     ` Lukasz Luba
2024-10-22  9:57       ` Rafael J. Wysocki
2024-10-22 10:21         ` Lukasz Luba
2024-10-22 15:29           ` Rafael J. Wysocki
2024-10-14 14:59 ` [PATCH v2.1 09/11] thermal: core: Add and use cooling device guard Rafael J. Wysocki
2024-10-24  8:13   ` Lukasz Luba

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