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-rw-r--r--sys/amd64/vmm/amd/svm_msr.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/amd64/vmm/amd/svm_msr.c b/sys/amd64/vmm/amd/svm_msr.c
index 0417983233a9..25455886a869 100644
--- a/sys/amd64/vmm/amd/svm_msr.c
+++ b/sys/amd64/vmm/amd/svm_msr.c
@@ -127,6 +127,9 @@ svm_rdmsr(struct svm_softc *sc, int vcpu, u_int num, uint64_t *result,
case MSR_AMDK8_IPM:
*result = 0;
break;
+ case MSR_EXTFEATURES:
+ *result = 0;
+ break;
default:
error = EINVAL;
break;
@@ -163,6 +166,8 @@ svm_wrmsr(struct svm_softc *sc, int vcpu, u_int num, uint64_t val, bool *retu)
* Ignore writes to microcode update register.
*/
break;
+ case MSR_EXTFEATURES:
+ break;
default:
error = EINVAL;
break;