Add support for generating a systemtap tapset static probes

[qemu.git] / target-i386 / kvm.c

diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index ae0a034ab0f2048adfe3aaa4148f0e5263f7b22b..7dfc357e42f92222da2680bf4a41a8f5d7b6806d 100644 (file)
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -161,6 +161,9 @@ struct kvm_para_features {
 #endif
 #ifdef KVM_CAP_PV_MMU
         { KVM_CAP_PV_MMU, KVM_FEATURE_MMU_OP },
+#endif
+#ifdef KVM_CAP_ASYNC_PF
+        { KVM_CAP_ASYNC_PF, KVM_FEATURE_ASYNC_PF },
 #endif
         { -1, -1 }
 };
@@ -838,6 +841,9 @@ static int kvm_put_msrs(CPUState *env, int level)
         kvm_msr_entry_set(&msrs[n++], MSR_KVM_SYSTEM_TIME,
                           env->system_time_msr);
         kvm_msr_entry_set(&msrs[n++], MSR_KVM_WALL_CLOCK, env->wall_clock_msr);
+#ifdef KVM_CAP_ASYNC_PF
+        kvm_msr_entry_set(&msrs[n++], MSR_KVM_ASYNC_PF_EN, env->async_pf_en_msr);
+#endif
     }
 #ifdef KVM_CAP_MCE
     if (env->mcg_cap) {
@@ -1064,6 +1070,9 @@ static int kvm_get_msrs(CPUState *env)
 #endif
     msrs[n++].index = MSR_KVM_SYSTEM_TIME;
     msrs[n++].index = MSR_KVM_WALL_CLOCK;
+#ifdef KVM_CAP_ASYNC_PF
+    msrs[n++].index = MSR_KVM_ASYNC_PF_EN;
+#endif
 
 #ifdef KVM_CAP_MCE
     if (env->mcg_cap) {
@@ -1135,6 +1144,11 @@ static int kvm_get_msrs(CPUState *env)
             }
 #endif
             break;
+#ifdef KVM_CAP_ASYNC_PF
+        case MSR_KVM_ASYNC_PF_EN:
+            env->async_pf_en_msr = msrs[i].data;
+            break;
+#endif
         }
     }