On 9/25/07, Leopold Palomo-Avellaneda <[EMAIL PROTECTED]> wrote:
> A Dimarts 25 Setembre 2007 10:52, Gilles Chanteperdrix va escriure:
> > On 9/25/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
> > > Hello Gilles!
> > >
> > > Thank you very much for your reponse.
> > >
> > > LAPIC is disabled in BIOS, so "make menuconfig" does not even give me
> > > the possibility to change it at all. in the .config file I could find
> > > CONFIG_X86_LOCAL_APIC=y.
> > > I f I set it to =n and start "make menuconfig" again, it resets it to y
> > > even if I do not change anything manually.
> >
> > The reason why make menuconfig does not let you change the LAPIC
> > setting is that you selected the "SMP" option. Since your box only has
> > one CPU, you should disable SMP. Then you will be able to enable or
> > disable the local APIC. Note that if your box has an APIC, using it
> > gives better performances.
>
> I have a cpu with multicore (the kernel see 2 cpus) but it's _only_ physically
> one cpu. What I have to choose in the config, smp yes or not?
Yes, of course, the advice was for juergen, whose kernel only sees one cpu.
--
Gilles Chanteperdrix
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