On Tue, 24 Jun 2008, Len Brown wrote:

quoted text
> 
> 
> > Please do not use warn_on_slowpath() directly!
> > Please use WARN_ON() or WARN(). The later has printk semantics so this
> > could turn into
> > 
> > WARN(1, "ACPI Error (%s-%0d): \n", module_name, line_number);
> 
> > 
> > and kerneloops.org and various other tools will pick up the printk like
> > arguments as part of the warning message.
> 
> cool, will do.

that is, will do when WARN() actually gets upstream:-)
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