CPU performance - disable bug mitigations

[Ralf Mardorf]

On Wed, 21 Nov 2018 10:06:03 +0100, Ralf Mardorf wrote:
>However, "pti=off"/"nopti" isn't required for the OP's CPU, since
>Meltdown is not affected

I might be mistaken, that just the CPU isn't affect, not necessarily
might mean that the kernel's page table isolation does have no impact
on the machine using this CPU. I don't know how this actually is
handled. My apologies for the "guessing".