Re: [Patch] Output of L1,L2 and L3 cache sizes to /proc/cpuinfo
H. Peter Anvin (email@example.com)
Tue, 22 May 2001 09:52:07 -0700
> >> Hi,
> >> while trying to enhance a small hardware inventory script, I found that
> >> cpuinfo is missing the details of L1, L2 and L3 size, although they may
> >> be available at boot time. One could of cource grep them from "dmesg"
> >> output, but that may scroll away on long lived systems.
> >Any particular reason this needs to be done in the kernel, as opposed
> >to having your script read /dev/cpu/*/cpuid?
> > -hpa
> terse answer: probably the same reason as for most stuff in
> /proc/cpuinfo :-)
Terse but just plain wrong.
Most stuff in /proc/cpuinfo is either hard (under some set of
circumstances) for userspace to obtain, or it is used by the kernel
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