KVM: VMX: Dump TSC multiplier in dump_vmcs()

This patch enhances dump_vmcs() to dump the value of TSC multiplier
field in VMCS.

Signed-off-by: Haozhong Zhang <haozhong.zhang@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index c6016e4..b765b03 100644 (file)
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -8009,6 +8009,9 @@ static void dump_vmcs(void)
               vmcs_read32(IDT_VECTORING_INFO_FIELD),
               vmcs_read32(IDT_VECTORING_ERROR_CODE));
        pr_err("TSC Offset = 0x%016lx\n", vmcs_readl(TSC_OFFSET));
+       if (secondary_exec_control & SECONDARY_EXEC_TSC_SCALING)
+               pr_err("TSC Multiplier = 0x%016lx\n",
+                      vmcs_readl(TSC_MULTIPLIER));
        if (cpu_based_exec_ctrl & CPU_BASED_TPR_SHADOW)
                pr_err("TPR Threshold = 0x%02x\n", vmcs_read32(TPR_THRESHOLD));
        if (pin_based_exec_ctrl & PIN_BASED_POSTED_INTR)