[PATCH v3 4/6] KVM: VMX: dump_vmcs() reports tertiary_exec_control field as well

Zeng Guang
2021-08-05T15:38:40Z

From: Robert Hoo <robert.hu@linux.intel.com>

Add tertiary_exec_control field report in dump_vmcs()

Signed-off-by: Robert Hoo <robert.hu@linux.intel.com>
Signed-off-by: Zeng Guang <guang.zeng@intel.com>
---
arch/x86/kvm/vmx/vmx.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 53de999054d1..0f7aecd1e2d1 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -5745,6 +5745,7 @@ void dump_vmcs(struct kvm_vcpu *vcpu)
struct vcpu_vmx *vmx = to_vmx(vcpu);
u32 vmentry_ctl, vmexit_ctl;
u32 cpu_based_exec_ctrl, pin_based_exec_ctrl, secondary_exec_control;
+ u64 tertiary_exec_control = 0;
unsigned long cr4;
int efer_slot;

@@ -5762,6 +5763,9 @@ void dump_vmcs(struct kvm_vcpu *vcpu)
if (cpu_has_secondary_exec_ctrls())
secondary_exec_control = vmcs_read32(SECONDARY_VM_EXEC_CONTROL);

+ if (cpu_has_tertiary_exec_ctrls())
+ tertiary_exec_control = vmcs_read64(TERTIARY_VM_EXEC_CONTROL);
+
pr_err("VMCS %p, last attempted VM-entry on CPU %d\n",
vmx->loaded_vmcs->vmcs, vcpu->arch.last_vmentry_cpu);
pr_err("*** Guest State ***\n");
@@ -5860,8 +5864,9 @@ void dump_vmcs(struct kvm_vcpu *vcpu)
vmx_dump_msrs("host autoload", &vmx->msr_autoload.host);

pr_err("*** Control State ***\n");
- pr_err("PinBased=%08x CPUBased=%08x SecondaryExec=%08x\n",
- pin_based_exec_ctrl, cpu_based_exec_ctrl, secondary_exec_control);
+ pr_err("PinBased=0x%08x CPUBased=0x%08x SecondaryExec=0x%08x TertiaryExec=0x%016llx\n",
+ pin_based_exec_ctrl, cpu_based_exec_ctrl, secondary_exec_control,
+ tertiary_exec_control);
pr_err("EntryControls=%08x ExitControls=%08x\n", vmentry_ctl, vmexit_ctl);
pr_err("ExceptionBitmap=%08x PFECmask=%08x PFECmatch=%08x\n",
vmcs_read32(EXCEPTION_BITMAP),
--
2.25.1