Re: [PATCH] x86: fully honor "nolapic" (take 2)

From: Ingo Molnar
Date: Fri Jan 16 2009 - 08:43:39 EST



* Jan Beulich <jbeulich@xxxxxxxxxx> wrote:

> >>> Ingo Molnar <mingo@xxxxxxx> 16.01.09 13:45 >>>
> >
> >* Jan Beulich <jbeulich@xxxxxxxxxx> wrote:
> >
> >> + if (disable_apic) {
> >> +#ifdef CONFIG_X86_IO_APIC
> >> + disable_ioapic_setup();
> >> +#endif
> >> + return;
> >> + }
> >
> > Shouldnt that #ifdef be avoided by always providing the function -
> > just it is a NOP inline in the !CONFIG_X86_IO_APIC case?
>
> That would make for a much bigger patch, since the io_apic.h doesn't
> (and imo shouldn't) be included without that config option.

But we are using io-apic functionality in that file, so we should include
io_apic.h, right?

Ingo
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