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kvm: arm/arm64: Allow arch specific configurations for VM

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Allow the arch backends to perform VM specific initialisation.
This will be later used to handle IPA size configuration and per-VM
VTCR configuration on arm64.

Cc: Marc Zyngier <[email protected]>
Cc: Christoffer Dall <[email protected]>
Reviewed-by: Eric Auger <[email protected]>
Signed-off-by: Suzuki K Poulose <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
This commit is contained in:
Suzuki K Poulose 2018-09-26 17:32:42 +01:00 • committed by Marc Zyngier
commit 5b6c6742b5
4 changed files with 19 additions and 2 deletions
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5
virt/kvm/arm/arm.c
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@ -120,8 +120,9 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
{
int ret, cpu;
if (type)
return -EINVAL;
ret = kvm_arm_config_vm(kvm, type);
if (ret)
return ret;
kvm->arch.last_vcpu_ran = alloc_percpu(typeof(*kvm->arch.last_vcpu_ran));
if (!kvm->arch.last_vcpu_ran)