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SubjectRe: [Patch] Output of L1,L2 and L3 cache sizes to /proc/cpuinfo
"H. Peter Anvin" wrote:
> "Martin.Knoblauch" wrote:
> >
> > After some checking, I could have made the answer a bit less terse:
> >
> > - it would require that the kernel is compiled with cpuid [module]
> > support
> > - not everybody may want enable this, just for getting one or two
> > harmless numbers.
> If so, then that's their problem. We're not here to solve the problem of
> stupid system administrators.

They may not be stupid, just mislead :-( When Intel created the "cpuid"
Feature some way along the P3 line, they gave a stupid reason for it and
created a big public uproar. As silly as I think that was (on both
sides), the term "cpuid" is tainted. Some people just fear it like hell.

> > - you would need a utility with root permission to analyze the cpuid
> > info. The
> > cahce info does not seem to be there in clear ascii.
> Bullsh*t. /dev/cpu/%d/cpuid is supposed to be mode 444 (world readable.)

Thanks you :-) In any case, on my system (Suse 7.1) the files are mode

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