Re: [PATCH v2 8/9] target/ppc: Introduce a vhyp framework for nested HV support

2022-02-16 Thread Cédric Le Goater
On 2/16/22 11:25, Nicholas Piggin wrote: Introduce virtual hypervisor methods that can support a "Nested KVM HV" implementation using the bare metal 2-level radix MMU, and using HV exceptions to return from H_ENTER_NESTED (rather than cause interrupts). HV exceptions can now be raised in the

[PATCH v2 8/9] target/ppc: Introduce a vhyp framework for nested HV support

2022-02-16 Thread Nicholas Piggin
Introduce virtual hypervisor methods that can support a "Nested KVM HV" implementation using the bare metal 2-level radix MMU, and using HV exceptions to return from H_ENTER_NESTED (rather than cause interrupts). HV exceptions can now be raised in the TCG spapr machine when running a nested KVM