[Power Mgmt] Remove pmdisk_free()

- Change name of free_suspend_pagedir() to swsusp_free().
- Call from kernel/power/disk.c

kernel/power/disk.c

@@ -27,7 +27,7 @@ extern int swsusp_suspend(void);
 extern int swsusp_write(void);
 extern int swsusp_read(void);
 extern int swsusp_resume(void);
-extern int pmdisk_free(void);
+extern int swsusp_free(void);
 
 
 /**
@@ -180,7 +180,7 @@ int pm_suspend_disk(void)
 		}
 	} else
 		pr_debug("PM: Image restored successfully.\n");
-	pmdisk_free();
+	swsusp_free();
  Done:
 	finish();
 	return error;
@@ -231,7 +231,7 @@ static int pm_resume(void)
 	pr_debug("PM: Restore failed, recovering.n");
 	finish();
  Free:
-	pmdisk_free();
+	swsusp_free();
  Done:
 	pr_debug("PM: Resume from disk failed.\n");
 	return 0;

kernel/power/pmdisk.c

@@ -42,18 +42,6 @@ extern suspend_pagedir_t *pagedir_save;
  */
 
 
-/**
- *	pmdisk_free - Free memory allocated to hold snapshot.
- */
-
-int pmdisk_free(void)
-{
-	extern void free_suspend_pagedir(unsigned long this_pagedir);
-	pr_debug( "Freeing prev allocated pagedir\n" );
-	free_suspend_pagedir((unsigned long)pagedir_save);
-	return 0;
-}
-
 static int __init pmdisk_setup(char *str)
 {
 	if (strlen(str)) {

kernel/power/swsusp.c

@@ -656,14 +656,15 @@ static void free_suspend_pagedir_zone(struct zone *zone, unsigned long pagedir)
 	}
 }
 
-void free_suspend_pagedir(unsigned long this_pagedir)
+void swsusp_free(void)
 {
+	unsigned long p = (unsigned long)pagedir_save;
 	struct zone *zone;
 	for_each_zone(zone) {
 		if (!is_highmem(zone))
-			free_suspend_pagedir_zone(zone, this_pagedir);
+			free_suspend_pagedir_zone(zone, p);
 	}
-	free_pages(this_pagedir, pagedir_order);
+	free_pages(p, pagedir_order);
 }
 
 static int prepare_suspend_processes(void)
@@ -816,7 +817,7 @@ static int swsusp_alloc(void)
 	}
 	if ((error = alloc_image_pages())) {
 		pr_debug("suspend: Allocating image pages failed.\n");
-		free_suspend_pagedir((unsigned long)pagedir_save);
+		swsusp_free();
 		return error;
 	}