linux-kernel - Re: [PATCH] ACPI: power: Use KERN_DEBUG when no power resources are found

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Message-ID: <20120823132646.GD18279@aftab.osrc.amd.com>
Date:	Thu, 23 Aug 2012 15:26:46 +0200
From:	Borislav Petkov <bp@...64.org>
To:	Lin Ming <minggr@...il.com>, Len Brown <lenb@...nel.org>
Cc:	Aaron Lu <aaron.lu@....com>, linux-kernel@...r.kernel.org,
	Aaron Lu <aaron.lwe@...il.com>, stable@...r.kernel.org
Subject: Re: [PATCH] ACPI: power: Use KERN_DEBUG when no power resources are
 found

On Fri, Aug 10, 2012 at 10:05:53AM +0800, Aaron Lu wrote:
> commit a606dac368eed5696fb38e16b1394f1d049c09e9 adds support to link
> devices which have _PRx, if a device does not have _PRx, a warning
> message will be printed.
> 
> This commit is for ZPODD on Intel's platform, on AMD's platform, there
> is no _PRx to support ZPODD, we use _PSx.
> 
> So instead of printing a useless warning message on AMD's platform,
> changing the print level to DEBUG to suppress this message.
> 
> Reported-by: Borislav Petkov <borislav.petkov@....com>
> Cc: <stable@...r.kernel.org> 3.5+
> Signed-off-by: Aaron Lu <aaron.lu@....com>

Ping?

Can we get this applied pls - I still see it on -rc3.

Thanks.

> ---
>  drivers/acpi/power.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
> index 215ecd0..e5e01d9 100644
> --- a/drivers/acpi/power.c
> +++ b/drivers/acpi/power.c
> @@ -460,7 +460,7 @@ int acpi_power_resource_register_device(struct device *dev, acpi_handle handle)
>  	return ret;
>  
>  no_power_resource:
> -	printk(KERN_WARNING PREFIX "Invalid Power Resource to register!");
> +	printk(KERN_DEBUG PREFIX "Invalid Power Resource to register!");
>  	return -ENODEV;
>  }
>  EXPORT_SYMBOL_GPL(acpi_power_resource_register_device);
> -- 
> 1.7.11.3
> 

-- 
Regards/Gruss,
Boris.

Advanced Micro Devices GmbH
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