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-rw-r--r--kernel/power/hibernate.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 97522630b1b6..cd7434e6000d 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* kernel/power/hibernate.c - Hibernation (a.k.a suspend-to-disk) support.
*
@@ -6,8 +7,6 @@
* Copyright (c) 2004 Pavel Machek <pavel@ucw.cz>
* Copyright (c) 2009 Rafael J. Wysocki, Novell Inc.
* Copyright (C) 2012 Bojan Smojver <bojan@rexursive.com>
- *
- * This file is released under the GPLv2.
*/
#define pr_fmt(fmt) "PM: " fmt
@@ -257,6 +256,11 @@ void swsusp_show_speed(ktime_t start, ktime_t stop,
(kps % 1000) / 10);
}
+__weak int arch_resume_nosmt(void)
+{
+ return 0;
+}
+
/**
* create_image - Create a hibernation image.
* @platform_mode: Whether or not to use the platform driver.
@@ -324,6 +328,10 @@ static int create_image(int platform_mode)
Enable_cpus:
suspend_enable_secondary_cpus();
+ /* Allow architectures to do nosmt-specific post-resume dances */
+ if (!in_suspend)
+ error = arch_resume_nosmt();
+
Platform_finish:
platform_finish(platform_mode);