Really?, smp_num_siblings is global variable and initially is set 1.
YH
> -----Original Message-----
> From: Andi Kleen [mailto:[email protected]]
> Sent: Thursday, June 02, 2005 11:51 AM
> To: YhLu
> Cc: [email protected]
> Subject: Re: 2.6.12-rc5 is broken in nvidia Ck804 Opteron
> MB/with dual cor e dual way
>
> On Wed, Jun 01, 2005 at 08:16:35PM -0700, YhLu wrote:
> > andi,
> >
> > in arch/x86_64/kernel/smboot.c, function detect_siblings(),
> >
> > because smp_num_siblings is always =1, so several lines
> can be removed.
>
> What do you mean? On intel systems with HyperThreading it is > 1.
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