Messages in this thread Patch in this message |  | | From | Chao Gao <> | | Subject | [PATCH] KVM: VMX: Report up-to-date exit qualification to userspace | | Date | Fri, 29 Dec 2023 10:26:52 +0800 |
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Use vmx_get_exit_qual() to read the exit qualification.
vcpu->arch.exit_qualification is cached for EPT violation only and even for EPT violation, it is stale at this point because the up-to-date value is cached later in handle_ept_violation().
Fixes: 70bcd708dfd1 ("KVM: vmx: expose more information for KVM_INTERNAL_ERROR_DELIVERY_EV exits") Signed-off-by: Chao Gao <chao.gao@intel.com> --- arch/x86/kvm/vmx/vmx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 40e3780d73ae..46d6ee3c52e5 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -6510,7 +6510,7 @@ static int __vmx_handle_exit(struct kvm_vcpu *vcpu, fastpath_t exit_fastpath) vcpu->run->internal.suberror = KVM_INTERNAL_ERROR_DELIVERY_EV; vcpu->run->internal.data[0] = vectoring_info; vcpu->run->internal.data[1] = exit_reason.full; - vcpu->run->internal.data[2] = vcpu->arch.exit_qualification; + vcpu->run->internal.data[2] = vmx_get_exit_qual(vcpu); if (exit_reason.basic == EXIT_REASON_EPT_MISCONFIG) { vcpu->run->internal.data[ndata++] = vmcs_read64(GUEST_PHYSICAL_ADDRESS); base-commit: 8ed26ab8d59111c2f7b86d200d1eb97d2a458fd1 -- 2.40.0
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