> > + if (wrmsr_safe(MSR_KVM_API_MAGIC, __pa(para_state), 0)) {
> > + printk(KERN_INFO "KVM guest: WRMSR probe failed.\n");
> > + return -ENOENT;
> > + }
>
> How about printk(KERN_INFO "I am not a KVM guest\n");?
Actually paravirt probes that fail should be silent; similar like
drivers that don't find their hardware should do the same. Otherwise
if there are later distro kernels with various of those compiled
in the boot log would become quite noisy
-andi
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