Merge back earlier suspend/hibernation changes for v4.8.

1 files changed, 12 insertions, 8 deletions

diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index fca9254280ee..126e24caa82e 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -647,7 +647,7 @@ static void power_down(void)
  */
 int hibernate(void)
 {
-        int error;
+        int error, nr_calls = 0;
 
         if (!hibernation_available()) {
                 pr_debug("PM: Hibernation not available.\n");
@@ -662,9 +662,11 @@ int hibernate(void)
         }
 
         pm_prepare_console();
-        error = pm_notifier_call_chain(PM_HIBERNATION_PREPARE);
-        if (error)
+        error = __pm_notifier_call_chain(PM_HIBERNATION_PREPARE, -1, &nr_calls);
+        if (error) {
+                nr_calls--;
                 goto Exit;
+        }
 
         printk(KERN_INFO "PM: Syncing filesystems ... ");
         sys_sync();
@@ -714,7 +716,7 @@ int hibernate(void)
         /* Don't bother checking whether freezer_test_done is true */
         freezer_test_done = false;
  Exit:
-        pm_notifier_call_chain(PM_POST_HIBERNATION);
+        __pm_notifier_call_chain(PM_POST_HIBERNATION, nr_calls, NULL);
         pm_restore_console();
         atomic_inc(&snapshot_device_available);
  Unlock:
@@ -740,7 +742,7 @@ int hibernate(void)
  */
 static int software_resume(void)
 {
-        int error;
+        int error, nr_calls = 0;
         unsigned int flags;
 
         /*
@@ -827,9 +829,11 @@ static int software_resume(void)
         }
 
         pm_prepare_console();
-        error = pm_notifier_call_chain(PM_RESTORE_PREPARE);
-        if (error)
+        error = __pm_notifier_call_chain(PM_RESTORE_PREPARE, -1, &nr_calls);
+        if (error) {
+                nr_calls--;
                 goto Close_Finish;
+        }
 
         pr_debug("PM: Preparing processes for restore.\n");
         error = freeze_processes();
@@ -855,7 +859,7 @@ static int software_resume(void)
         unlock_device_hotplug();
         thaw_processes();
  Finish:
-        pm_notifier_call_chain(PM_POST_RESTORE);
+        __pm_notifier_call_chain(PM_POST_RESTORE, nr_calls, NULL);
         pm_restore_console();
         atomic_inc(&snapshot_device_available);
         /* For success case, the suspend path will release the lock */