Re: io_apic.c --> "nr_ioapics" not initialized !

[Robin Holt]

On Wed, Feb 20, 2013 at 05:20:10PM +0100, Armin Steinhoff wrote:
> 
> Hello,
> 
> after a walk through the module "io_apic.c" in
> "/usr/src/linux/arch/x86/kernel/apic" I got the impression that the
> variable "nr_ioapics" is used but isn't initialized !

Just to be sure we are looking at the same thing, it is declared in
arch/x86/kernel/apic/io_apic.c on line 129.  Being declared that way,
it is, by definition, 0 unless there is an initializer.

Did I miss something?

Thanks,
Robin


> Could it be the source of boot problems ?
> 
> Dangerous coding stile in "static struct resource * __init
> ioapic_setup_resources(int nr_ioapics)" ....
> ########
> 
> Cheers
> 
> --Armin
> 
> 
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