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[PATCH] KVM: More msr misery

These msrs are referenced by benchmarking software when pretending to be an
Intel cpu.

Signed-off-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Avi Kivity 18 年之前
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a8d13ea28b
共有 1 個文件被更改,包括 4 次插入0 次删除
  1. 4 0
      drivers/kvm/kvm_main.c

+ 4 - 0
drivers/kvm/kvm_main.c

@@ -1122,11 +1122,15 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
 	case MSR_IA32_MC0_MISC+12:
 	case MSR_IA32_MC0_MISC+12:
 	case MSR_IA32_MC0_MISC+16:
 	case MSR_IA32_MC0_MISC+16:
 	case MSR_IA32_UCODE_REV:
 	case MSR_IA32_UCODE_REV:
+	case MSR_IA32_PERF_STATUS:
 		/* MTRR registers */
 		/* MTRR registers */
 	case 0xfe:
 	case 0xfe:
 	case 0x200 ... 0x2ff:
 	case 0x200 ... 0x2ff:
 		data = 0;
 		data = 0;
 		break;
 		break;
+	case 0xcd: /* fsb frequency */
+		data = 3;
+		break;
 	case MSR_IA32_APICBASE:
 	case MSR_IA32_APICBASE:
 		data = vcpu->apic_base;
 		data = vcpu->apic_base;
 		break;
 		break;