Re: [PATCH] introduce boot_printk()

Yinghai Lu
2008-09-16T17:47:27Z

On Tue, Sep 16, 2008 at 10:45 AM, Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> On Tue, Sep 16, 2008 at 9:06 AM, H. Peter Anvin <hpa@zytor.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.
>
> it seem using pci_printk or acpi_printk.. could be more flexible.
>
> otherwise will need to keep update linux/kernel.h to add so call subsys tags...
>
> use only need to
> have DEFINE_LOGLEVEL_SETUP(xxx) in c
> and have DECLARE_LOGLEVEL(xxx) in .h
> then just use xxx_printk
>
and in real subsys could have as many the xxx_printk that user want...

YH