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Diffstat (limited to 'kernel/power/hibernate.c')
-rw-r--r--kernel/power/hibernate.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 072795063662..78696aa04f5c 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -64,7 +64,6 @@ enum {
static int hibernation_mode = HIBERNATION_SHUTDOWN;
bool freezer_test_done;
-bool snapshot_test;
static const struct platform_hibernation_ops *hibernation_ops;
@@ -684,7 +683,7 @@ static void power_down(void)
cpu_relax();
}
-static int load_image_and_restore(void)
+static int load_image_and_restore(bool snapshot_test)
{
int error;
unsigned int flags;
@@ -721,6 +720,7 @@ static int load_image_and_restore(void)
*/
int hibernate(void)
{
+ bool snapshot_test = false;
unsigned int sleep_flags;
int error;
@@ -748,9 +748,6 @@ int hibernate(void)
if (error)
goto Exit;
- /* protected by system_transition_mutex */
- snapshot_test = false;
-
lock_device_hotplug();
/* Allocate memory management structures */
error = create_basic_memory_bitmaps();
@@ -792,9 +789,9 @@ int hibernate(void)
unlock_device_hotplug();
if (snapshot_test) {
pm_pr_dbg("Checking hibernation image\n");
- error = swsusp_check();
+ error = swsusp_check(snapshot_test);
if (!error)
- error = load_image_and_restore();
+ error = load_image_and_restore(snapshot_test);
}
thaw_processes();
@@ -982,8 +979,6 @@ static int software_resume(void)
*/
mutex_lock_nested(&system_transition_mutex, SINGLE_DEPTH_NESTING);
- snapshot_test = false;
-
if (!swsusp_resume_device) {
error = find_resume_device();
if (error)
@@ -994,7 +989,7 @@ static int software_resume(void)
MAJOR(swsusp_resume_device), MINOR(swsusp_resume_device));
pm_pr_dbg("Looking for hibernation image.\n");
- error = swsusp_check();
+ error = swsusp_check(false);
if (error)
goto Unlock;
@@ -1022,7 +1017,7 @@ static int software_resume(void)
goto Close_Finish;
}
- error = load_image_and_restore();
+ error = load_image_and_restore(false);
thaw_processes();
Finish:
pm_notifier_call_chain(PM_POST_RESTORE);