[Qemu-devel] Re: [PATCH v2 6/6] Pass cpu speed into SM BIOS.

[Sebastian Herbszt]

Gleb Natapov wrote:

<snip>
> +#define CPUFREQ_PREFIX "/sys/devices/system/cpu"
<snip>>
> + f = fopen("/proc/cpuinfo", "r");
<snip>

How stable are the values provided by those files?
AFAIK the data from /proc/cpuinfo does change if cpufreq is used.
Could this somehow "hurt" the VM, e.g. by SMBIOS table value
possibly changing on consecutive qemu starts?

- Sebastian