Re: [PATCH] fix smp generic helper voyager breakage

[James Bottomley]

On Thu, 2008-10-30 at 22:54 +0100, Ingo Molnar wrote:
> * James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> wrote:
> 
> > +++ b/arch/x86/Kconfig
> > @@ -167,9 +167,11 @@ config GENERIC_PENDING_IRQ
> >  config X86_SMP
> >  	bool
> >  	depends on SMP && ((X86_32 && !X86_VOYAGER) || X86_64)
> > -	select USE_GENERIC_SMP_HELPERS
> >  	default y
> >  
> > +config USE_GENERIC_SMP_HELPERS
> > +	def_bool y
> > +
> 
> uhm, that's a bogus change - USE_GENERIC_SMP_HELPERS must not be set 
> on UP. This will break all UP compilations, on all x86 UP boxes:

Heh, that would be one thing I don't build in my test rig.

> kernel/softirq.c: In function '__try_remote_softirq':
> kernel/softirq.c:522: error: implicit declaration of function '__smp_call_function_single'
> 
> so i've removed your patch for now.

OK, I'll update it ... I assume it should depend on CONFIG_SMP then?

James


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