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mshv: Pass topology explicitly while constructing cpuid

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Unlike KVM, there's no internal handling for topoolgy under MSHV. Thus,
if no topology has been passed during the CH launch, use the boot CPUs
count to construct the topology struct.

Signed-off-by: Anatol Belski <anbelski@linux.microsoft.com>
This commit is contained in:
Anatol Belski 2023-03-27 15:45:32 +02:00 committed by Bo Chen
parent ba3e02ce86
commit 034b48faf7
1 changed files with 13 additions and 4 deletions
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17
vmm/src/cpu.rs
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@ -696,14 +696,23 @@ impl CpuManager {
.sgx_epc_region()
.as_ref()
.map(|sgx_epc_region| sgx_epc_region.epc_sections().values().cloned().collect());
let topology = self.config.topology.clone().map_or_else(
|| {
#[cfg(feature = "mshv")]
if matches!(hypervisor.hypervisor_type(), HypervisorType::Mshv) {
return Some((1, self.boot_vcpus(), 1));
}
None
},
|t| Some((t.threads_per_core, t.cores_per_die, t.dies_per_package)),
);
self.cpuid = {
let phys_bits = physical_bits(self.config.max_phys_bits);
arch::generate_common_cpuid(
hypervisor,
self.config
.topology
.clone()
.map(|t| (t.threads_per_core, t.cores_per_die, t.dies_per_package)),
topology,
sgx_epc_sections,
phys_bits,
self.config.kvm_hyperv,