Jan Kiszka wrote:
> Clarification: I can't precisely tell what code is executed in VM mode,
> as I don't have qemu or that guest instrumented. I just see the kernel
> entering VM mode and leaving it again more than 300 us later. So I
> wonder why this is allowed while some external IRQ is pending.
>
>   

How do you know an external interrupt is pending?

kvm programs the hardware to exit when an external interrupt arrives.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to 
panic.


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