Sorry that I had made a misunderstanding of the code.
Nacked it
On Mon, Nov 23, 2020 at 1:37 PM Pingfan Liu wrote:
>
> During jumping to the new kernel, on the crashed cpu, the memory mapping
> switches from an old one to an identity one. It had better disable PMU to
> suppress NMI, which can be
During jumping to the new kernel, on the crashed cpu, the memory mapping
switches from an old one to an identity one. It had better disable PMU to
suppress NMI, which can be delivered using the old mapping.
Also on x86_64, idt_invalidate() to clear idt as on 32 bits.
Signed-off-by: Pingfan Liu
C
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