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SubjectRe: [PATCH 9/11] Panic delay fix
> No, not that.  But the virtual keyboard I/O gets processed and converted 
> to physical keyboard I/O when a keyboard is attached to a VM. The
> result is that the virtual keyboard spinning out of control causes the
> physical keyboard to receive the same commands, far too rapidly.
> So the keyboard blinks out of control and acts as if possessed by demons.

Which is a good example of why breaking udelay is the wrong thing to do.
I bet vmware keyboard emulation isn't the only problematic case.

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