Re: [PATCH 1/4] x86 paravirt_ops: create no_paravirt.h for nativeops

[Rusty Russell]

On Sun, 2006-08-06 at 22:43 -0700, Jeremy Fitzhardinge wrote:
> Andi Kleen wrote:
> >> +/* Stop speculative execution */
> >> +static inline void sync_core(void)
> >> +{
> >> +	unsigned int eax = 1, ebx, ecx, edx;
> >> +	__cpuid(&eax, &ebx, &ecx, &edx);
> >> +}
> >>     
> >
> > Actually I don't think this one should be para virtualized at all.
> > I don't see any reason at all why a hypervisor should trap it and it
> > is very time critical. I would recommend you move it back into the 
> > normal files without hooks.

I don't see where it's time-critical...

Rusty.
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