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-rw-r--r--kernel/power/hibernate.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index c8c272df7154..356bcc925833 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -129,7 +129,7 @@ static int hibernation_test(int level) { return 0; }
static int platform_begin(int platform_mode)
{
return (platform_mode && hibernation_ops) ?
- hibernation_ops->begin() : 0;
+ hibernation_ops->begin(PMSG_FREEZE) : 0;
}
/**
@@ -257,6 +257,11 @@ 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 +329,10 @@ 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);
@@ -542,7 +551,7 @@ int hibernation_platform_enter(void)
* hibernation_ops->finish() before saving the image, so we should let
* the firmware know that we're going to enter the sleep state after all
*/
- error = hibernation_ops->begin();
+ error = hibernation_ops->begin(PMSG_HIBERNATE);
if (error)
goto Close;
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