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Message-Id: <6f78609a8ef4314fcf4786a29fb581a1ce6b6d81.1685333728.git.isaku.yamahata@intel.com>
Date: Sun, 28 May 2023 21:20:28 -0700
From: isaku.yamahata@...el.com
To: kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: isaku.yamahata@...el.com, isaku.yamahata@...il.com,
Paolo Bonzini <pbonzini@...hat.com>, erdemaktas@...gle.com,
Sean Christopherson <seanjc@...gle.com>,
Sagi Shahar <sagis@...gle.com>,
David Matlack <dmatlack@...gle.com>,
Kai Huang <kai.huang@...el.com>,
Zhi Wang <zhi.wang.linux@...il.com>, chen.bo@...el.com
Subject: [PATCH v14 106/113] KVM: TDX: Ignore setting up mce
From: Isaku Yamahata <isaku.yamahata@...el.com>
Because vmx_set_mce function is VMX specific and it cannot be used for TDX.
Add vt stub to ignore setting up mce for TDX.
Signed-off-by: Isaku Yamahata <isaku.yamahata@...el.com>
---
arch/x86/kvm/vmx/main.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/vmx/main.c b/arch/x86/kvm/vmx/main.c
index 166bf274e597..23e6caaa4cfc 100644
--- a/arch/x86/kvm/vmx/main.c
+++ b/arch/x86/kvm/vmx/main.c
@@ -892,6 +892,14 @@ static void vt_cancel_hv_timer(struct kvm_vcpu *vcpu)
}
#endif
+static void vt_setup_mce(struct kvm_vcpu *vcpu)
+{
+ if (is_td_vcpu(vcpu))
+ return;
+
+ vmx_setup_mce(vcpu);
+}
+
static int vt_mem_enc_ioctl(struct kvm *kvm, void __user *argp)
{
if (!is_td(kvm))
@@ -1048,7 +1056,7 @@ struct kvm_x86_ops vt_x86_ops __initdata = {
.cancel_hv_timer = vt_cancel_hv_timer,
#endif
- .setup_mce = vmx_setup_mce,
+ .setup_mce = vt_setup_mce,
#ifdef CONFIG_KVM_SMM
.smi_allowed = vt_smi_allowed,
--
2.25.1
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