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-rw-r--r--include/sysemu/runstate.h2
-rw-r--r--system/cpus.c15
2 files changed, 17 insertions, 0 deletions
diff --git a/include/sysemu/runstate.h b/include/sysemu/runstate.h
index c8c2bd8..88a67e2 100644
--- a/include/sysemu/runstate.h
+++ b/include/sysemu/runstate.h
@@ -51,6 +51,8 @@ int vm_prepare_start(bool step_pending);
int vm_stop(RunState state);
int vm_stop_force_state(RunState state);
int vm_shutdown(void);
+void vm_set_suspended(bool suspended);
+bool vm_get_suspended(void);
typedef enum WakeupReason {
/* Always keep QEMU_WAKEUP_REASON_NONE = 0 */
diff --git a/system/cpus.c b/system/cpus.c
index a444a74..9f631ab 100644
--- a/system/cpus.c
+++ b/system/cpus.c
@@ -259,6 +259,21 @@ void cpu_interrupt(CPUState *cpu, int mask)
}
}
+/*
+ * True if the vm was previously suspended, and has not been woken or reset.
+ */
+static int vm_was_suspended;
+
+void vm_set_suspended(bool suspended)
+{
+ vm_was_suspended = suspended;
+}
+
+bool vm_get_suspended(void)
+{
+ return vm_was_suspended;
+}
+
static int do_vm_stop(RunState state, bool send_stop)
{
int ret = 0;