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-rw-r--r--kernel/power/power.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/power/power.h b/kernel/power/power.h
index c352dea2f67b..cb1d71562002 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -18,6 +18,10 @@ struct swsusp_info {
unsigned long size;
} __aligned(PAGE_SIZE);
+#if defined(CONFIG_SUSPEND) || defined(CONFIG_HIBERNATION)
+extern bool filesystem_freeze_enabled;
+#endif
+
#ifdef CONFIG_HIBERNATION
/* kernel/power/snapshot.c */
extern void __init hibernate_reserved_size_init(void);
@@ -71,10 +75,14 @@ extern void enable_restore_image_protection(void);
static inline void enable_restore_image_protection(void) {}
#endif /* CONFIG_STRICT_KERNEL_RWX */
+extern bool hibernation_in_progress(void);
+
#else /* !CONFIG_HIBERNATION */
static inline void hibernate_reserved_size_init(void) {}
static inline void hibernate_image_size_init(void) {}
+
+static inline bool hibernation_in_progress(void) { return false; }
#endif /* !CONFIG_HIBERNATION */
#define power_attr(_name) \