Sebastian Herbszt wrote:
Avi Kivity wrote:
The AP enters HALT state with IF=0. What can make it resume at the
following "jmp 1b"? NMI? SMI?
Yes, but also INIT.
Are you sure the AP will continue after the hlt instruction on INIT?
I think it will start to execute code from the reset vector (0xfffffff0).
I think an AP will actually wait for SIPI after INIT. I misread the
question.
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I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
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