On 06/11/18 13:33, Jan Beulich wrote:
> 1: skip VIF processing in VME mode for 16-bit POPF at IOPL 3
> 2: raise #GP(0) in VME mode for POPF with TF set in new value

I'm afraid that I think there is still a bug with PVI emulation.

We only ever read cr4 when operating in vm86, which means that the later
logic checking VME doesn't apply to 16bit protected mode execution.

~Andrew

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