linux-kernel - Re: [PATCH v1 2/5] ACPI: battery: Clean up printing messages

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Date:   Mon, 01 Feb 2021 10:35:33 -0800
From:   Joe Perches <joe@...ches.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linux ACPI <linux-acpi@...r.kernel.org>
Cc:     Linux PM <linux-pm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Erik Kaneda <erik.kaneda@...el.com>
Subject: Re: [PATCH v1 2/5] ACPI: battery: Clean up printing messages

On Mon, 2021-02-01 at 19:16 +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Replace the ACPI_DEBUG_PRINT() and ACPI_EXCEPTION() instances
> in battery.c with acpi_handle_debug() and acpi_handle_info() calls,
> respectively, drop the _COMPONENT and ACPI_MODULE_NAME() definitions
> that are not used any more, drop the no longer needed
> ACPI_BATTERY_COMPONENT definition from the headers and update the
> documentation accordingly.
> 
> While at it, update the pr_fmt() definition and drop the unneeded
> PREFIX sybmbol definition from battery.c.
[]
> --- linux-pm.orig/drivers/acpi/battery.c
[]
> @@ -466,7 +460,8 @@ static int extract_package(struct acpi_b
>  static int acpi_battery_get_status(struct acpi_battery *battery)
>  {
>  	if (acpi_bus_get_status(battery->device)) {
> -		ACPI_EXCEPTION((AE_INFO, AE_ERROR, "Evaluating _STA"));
> +		acpi_handle_info(battery->device->handle,
> +				 "_STA evaluation failed\n");

I believe this changes the logging level from KERN_ERR to KERN_INFO.

Perhaps this and others should instead use acpi_handle_err()