Re: patch for 2.4.0 disable printk

[David Weinehall <tao@acc.umu.se>]

On Fri, Jan 26, 2001 at 09:46:02PM +0100, Stefani Seibold wrote:
> Hi Linus,
> Hi Alan,
> Hi everybody,
> 
> this kernel patch allows to disable all printk messages, by
> overloading the printk function with a dummy printk macro.
> 
> This patch is usefull for embedded systems, where the hardware never
> changes and normaly no textconsole is attachted nor any user will see
> the boot messages. Also, it is nice for rescue disks.
> 
> On my system this saves about 10% of disk- and ramspace.
> 
> For example: My standart desktop kernel is 994834 bytes, without
> printk messages it is only 899664 bytes long. The basic kernel ram
> usage is also 10% less than the same kernel with printk messages.

This could probably be a useful hack, but I suggest you move the
config-option to the "Kernel hacking"-section.


/David
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