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hc
2023-11-07 f45e756958099c35d6afb746df1d40a1c6302cfc 
 kernel/kernel/power/suspend.c
....@@ -620,6 +620,8 @@
620620 	return error;
621621 }
622622 
623
+bool pm_in_action;
624
+
623625 /**
624626  * pm_suspend - Externally visible function for suspending the system.
625627  * @state: System sleep state to enter.
....@@ -634,6 +636,7 @@
634636 	if (state <= PM_SUSPEND_ON || state >= PM_SUSPEND_MAX)
635637 		return -EINVAL;
636638 
639
+	pm_in_action = true;
637640 	pr_info("suspend entry (%s)\n", mem_sleep_labels[state]);
638641 
639642 	if (state == PM_SUSPEND_MEM_LITE || state == PM_SUSPEND_MEM_ULTRA)
....@@ -647,6 +650,7 @@
647650 		suspend_stats.success++;
648651 	}
649652 	pr_info("suspend exit\n");
653
+	pm_in_action = false;
650654 	return error;
651655 }
652656 EXPORT_SYMBOL(pm_suspend);