linux-kernel - Re: [PATCH] introduce boot

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Date:	Tue, 16 Sep 2008 10:44:22 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Yinghai Lu <yhlu.kernel@...il.com>
CC:	"H. Peter Anvin" <hpa@...or.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, jbaron <jbaron@...hat.com>
Subject: Re: [PATCH] introduce boot_printk()

Yinghai Lu wrote:
> On Tue, Sep 16, 2008 at 9:06 AM, H. Peter Anvin <hpa@...or.com> wrote:
>   
>> Peter Zijlstra wrote:
>>     
>>>> every subsystem will have
>>>> x86_printk
>>>> acpi_printk
>>>> pci_printk
>>>>         
>>> doesn't sound like an easily extensible interface, better would be
>>> extending printk with a KERN_subsys tag like proposed.
>>>
>>>       
>> That would be my thinking too.
>>     
>
> will be printk(KERN_PCI, KERN_DEBUG ".....") ?
> and it will be ...KERN_PCI will be int?
>   

#define X86_DEBUG    KERN_DEBUG SUBSYS_X86
...
    printk(X86_DEBUG "woozle failed the wibble\n);


    J
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