On Thu, Feb 09, 2023 at 04:54:27AM +0800, Ying-Chun Liu (PaulLiu) wrote:
> From: Marc Zyngier
>
> Exposing set/way cache maintenance to a virtual machine is unsafe, not
> least because the instructions are not permission-checked but also
> because they are not broadcast between CPUs. Consequentl
From: Marc Zyngier
Exposing set/way cache maintenance to a virtual machine is unsafe, not
least because the instructions are not permission-checked but also
because they are not broadcast between CPUs. Consequently, KVM traps and
emulates such maintenance in the host kernel using by-VA operations
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