cvs commit: src/sys/i386/i386 local_apic.c src/sys/amd64/amd64 local_apic.c

John Baldwin jhb at
Tue Sep 5 13:35:14 PDT 2006

On Tuesday 05 September 2006 16:02, Maxim Sobolev wrote:
> John Baldwin wrote:
> >>>  (That is, are there any such places.   If so, you
> >>> just broke them.)
> >> No, I believe that I did not, unless you can provide example of the 
> >> contrary.
> > 
> > linprocfs, but it lies anyway.  I've engaged in hacks like this in 4.x,
> That's what I mean - I can't imagine how can you get any useful 
> statistics out of CPU times by combining it with number of processors.
> > but I think they are just that: hacks.  I think a real fix is to support 
> > turning off CPUs in the MI code and allow userland to query via a 
> > interface how many CPUs are actually enabled and get appropriate load 
> > etc. based on that.
> Yes, that's would be nice. But in the meantime my goal is to resolve 
> obvious regression we have in the 6.x release in the presence of the HTT 
> CPU.

It's not a regression I think as 4.x and 5.x both do the same as before this 
commit (IIRC), but that's ok.

John Baldwin

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