Re: 2.6.4-mm2

[Andrew Morton]

Len Brown <len.brown@xxxxxxxxx> wrote:
>
> On Fri, 2004-03-19 at 21:53, Mark Wong wrote:
> 
> > > Thanks, so it's the CPU scheduler changes.  Is that machine
> > hyperthreaded? 
> > > And do you have CONFIG_X86_HT enabled?
> > 
> > Yes and CONFIG_X86_HT is enabled but I have hyperthreading disabled
> > with
> > 'acpi=off noht' (whichever one does it.)  
> 
> CONFIG_X86_HT=y does not enable HT.
> CONFIG_X86_HT=n does not disable HT.
> It only controls if the cpu_sibling_map[] etc. are initialized.

Err, the question I meant to ask Mark was "do you have CONFIG_SCHED_SMT
enabled?"
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