From 332d079735f5add26f4443cec2991ee03ed2ae19 Mon Sep 17 00:00:00 2001 From: Aaron Lewis Date: Thu, 2 May 2019 11:31:33 -0700 Subject: [PATCH] KVM: nVMX: KVM_SET_NESTED_STATE - Tear down old EVMCS state before setting new state Move call to nested_enable_evmcs until after free_nested() is complete. Signed-off-by: Aaron Lewis Reviewed-by: Marc Orr Reviewed-by: Peter Shier Signed-off-by: Paolo Bonzini --- arch/x86/kvm/vmx/nested.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 04b40a98f60b..cec77f30f61c 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -5333,9 +5333,6 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, if (kvm_state->format != 0) return -EINVAL; - if (kvm_state->flags & KVM_STATE_NESTED_EVMCS) - nested_enable_evmcs(vcpu, NULL); - if (!nested_vmx_allowed(vcpu)) return kvm_state->vmx.vmxon_pa == -1ull ? 0 : -EINVAL; @@ -5377,6 +5374,9 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, if (kvm_state->vmx.vmxon_pa == -1ull) return 0; + if (kvm_state->flags & KVM_STATE_NESTED_EVMCS) + nested_enable_evmcs(vcpu, NULL); + vmx->nested.vmxon_ptr = kvm_state->vmx.vmxon_pa; ret = enter_vmx_operation(vcpu); if (ret)