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-rw-r--r--cpus.c9
-rw-r--r--include/sysemu/cpus.h1
-rw-r--r--include/sysemu/kvm.h8
-rw-r--r--kvm-all.c5
4 files changed, 23 insertions, 0 deletions
diff --git a/cpus.c b/cpus.c
index 2a0e133d39..0c33458bb1 100644
--- a/cpus.c
+++ b/cpus.c
@@ -593,6 +593,15 @@ void cpu_synchronize_all_post_init(void)
     }
 }
 
+void cpu_clean_all_dirty(void)
+{
+    CPUState *cpu;
+
+    CPU_FOREACH(cpu) {
+        cpu_clean_state(cpu);
+    }
+}
+
 static int do_vm_stop(RunState state)
 {
     int ret = 0;
diff --git a/include/sysemu/cpus.h b/include/sysemu/cpus.h
index 4f790810bf..3f162a9e08 100644
--- a/include/sysemu/cpus.h
+++ b/include/sysemu/cpus.h
@@ -10,6 +10,7 @@ void cpu_stop_current(void);
 void cpu_synchronize_all_states(void);
 void cpu_synchronize_all_post_reset(void);
 void cpu_synchronize_all_post_init(void);
+void cpu_clean_all_dirty(void);
 
 void qtest_clock_warp(int64_t dest);
 
diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
index d2000af9c3..77ee240875 100644
--- a/include/sysemu/kvm.h
+++ b/include/sysemu/kvm.h
@@ -350,6 +350,7 @@ int kvm_physical_memory_addr_from_host(KVMState *s, void *ram_addr,
 void kvm_cpu_synchronize_state(CPUState *cpu);
 void kvm_cpu_synchronize_post_reset(CPUState *cpu);
 void kvm_cpu_synchronize_post_init(CPUState *cpu);
+void kvm_cpu_clean_state(CPUState *cpu);
 
 /* generic hooks - to be moved/refactored once there are more users */
 
@@ -374,6 +375,13 @@ static inline void cpu_synchronize_post_init(CPUState *cpu)
     }
 }
 
+static inline void cpu_clean_state(CPUState *cpu)
+{
+    if (kvm_enabled()) {
+        kvm_cpu_clean_state(cpu);
+    }
+}
+
 int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg);
 int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg);
 void kvm_irqchip_release_virq(KVMState *s, int virq);
diff --git a/kvm-all.c b/kvm-all.c
index 8b9e66d42d..6c6586f2e2 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1708,6 +1708,11 @@ void kvm_cpu_synchronize_post_init(CPUState *cpu)
     run_on_cpu(cpu, do_kvm_cpu_synchronize_post_init, cpu);
 }
 
+void kvm_cpu_clean_state(CPUState *cpu)
+{
+    cpu->kvm_vcpu_dirty = false;
+}
+
 int kvm_cpu_exec(CPUState *cpu)
 {
     struct kvm_run *run = cpu->kvm_run;