From 08169a162f97819d3e5b4a342bb9cf5137787154 Mon Sep 17 00:00:00 2001
From: Chen Yu <yu.c.chen@intel.com>
Date: Fri, 14 Apr 2023 20:10:26 +0800
Subject: PM: hibernate: Turn snapshot_test into global variable

There is need to check snapshot_test and open block device
in different mode, so as to avoid the race condition.

No functional changes intended.

Suggested-by: Pavankumar Kondeti <quic_pkondeti@quicinc.com>
Signed-off-by: Chen Yu <yu.c.chen@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 kernel/power/power.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'kernel/power/power.h')

diff --git a/kernel/power/power.h b/kernel/power/power.h
index b4f433943209..b83c8d5e188d 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -59,6 +59,7 @@ asmlinkage int swsusp_save(void);
 
 /* kernel/power/hibernate.c */
 extern bool freezer_test_done;
+extern bool snapshot_test;
 
 extern int hibernation_snapshot(int platform_mode);
 extern int hibernation_restore(int platform_mode);
-- 
cgit