diff --git a/qemu/target/i386/cpu.c b/qemu/target/i386/cpu.c
index 6ad79729..effe703f 100644
--- a/qemu/target/i386/cpu.c
+++ b/qemu/target/i386/cpu.c
@@ -1025,6 +1025,13 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
 
         .no_autoenable_flags = ~0U,*/
     },
+    /*
+     * .feat_names are commented out for Hyper-V enlightenments because we
+     * don't want to have two different ways for enabling them on QEMU command
+     * line. Some features (e.g. "hyperv_time", "hyperv_vapic", ...) require
+     * enabling several feature bits simultaneously, exposing these bits
+     * individually may just confuse guests.
+     */
     // FEAT_HYPERV_EAX
     {
         .type = CPUID_FEATURE_WORD,