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-rw-r--r--kernel/power/power.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/kernel/power/power.h b/kernel/power/power.h
index 7e8492fd1423..d8f0d1a76bae 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -42,8 +42,13 @@ static struct subsys_attribute _name##_attr = { \
42 42
43extern struct subsystem power_subsys; 43extern struct subsystem power_subsys;
44 44
45#ifdef SUSPEND_CONSOLE
45extern int pm_prepare_console(void); 46extern int pm_prepare_console(void);
46extern void pm_restore_console(void); 47extern void pm_restore_console(void);
48#else
49static int pm_prepare_console(void) { return 0; }
50static void pm_restore_console(void) {}
51#endif
47 52
48/* References to section boundaries */ 53/* References to section boundaries */
49extern const void __nosave_begin, __nosave_end; 54extern const void __nosave_begin, __nosave_end;
@@ -51,8 +56,8 @@ extern const void __nosave_begin, __nosave_end;
51extern unsigned int nr_copy_pages; 56extern unsigned int nr_copy_pages;
52extern struct pbe *pagedir_nosave; 57extern struct pbe *pagedir_nosave;
53 58
54/* Preferred image size in MB (default 500) */ 59/* Preferred image size in bytes (default 500 MB) */
55extern unsigned int image_size; 60extern unsigned long image_size;
56 61
57extern asmlinkage int swsusp_arch_suspend(void); 62extern asmlinkage int swsusp_arch_suspend(void);
58extern asmlinkage int swsusp_arch_resume(void); 63extern asmlinkage int swsusp_arch_resume(void);