linux-kernel - Re: [PATCH 2/2] PCI/ACPI: Convert ACPI PCI Hot Plug core debug fuction to dynamic debug function

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Date:	Wed, 25 Sep 2013 21:37:03 +0800
From:	Lan Tianyu <tianyu.lan@...el.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
CC:	lenb@...nel.org, rjw@...k.pl, linux-acpi@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] PCI/ACPI: Convert ACPI PCI Hot Plug core debug fuction
 to dynamic debug function

On 09/25/2013 08:19 AM, Bjorn Helgaas wrote:
> On Mon, Sep 09, 2013 at 11:17:15PM -0400, tianyu.lan@...el.com wrote:
>> From: Lan Tianyu <tianyu.lan@...el.com>
>>
>> This patch is to use pr_debug/info/warn/err to replace acpiphp debug
>> functions and remove module's debug param.
>> ...
>
>>   /* local variables */
>> @@ -61,9 +60,7 @@ static struct acpiphp_attention_info *attention_info;
>>   MODULE_AUTHOR(DRIVER_AUTHOR);
>>   MODULE_DESCRIPTION(DRIVER_DESC);
>>   MODULE_LICENSE("GPL");
>> -MODULE_PARM_DESC(debug, "Debugging mode enabled or not");
>>   MODULE_PARM_DESC(disable, "disable acpiphp driver");
>> -module_param_named(debug, acpiphp_debug, bool, 0644);
>
> I have notes about booting with the "acpiphp.debug" parameter to turn
> on debugging.  Can you tell me the way to do the equivalent with
> dynamic debug?  I'll add that to the changelog before merging this.
Hi Bjorn:
	Sure, the counterparts of dynamic debug are "acpiphp.dyndbg=+p" and 
"acpiphp_ibm.dyndbg=+p" parameters. Thanks to add them.

>
> Bjorn
>

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