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-rw-r--r--include/linux/suspend.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index ad15a54..a61c04f 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -71,7 +71,12 @@ void restore_processor_state(void);
struct saved_context;
void __save_processor_state(struct saved_context *ctxt);
void __restore_processor_state(struct saved_context *ctxt);
-extern unsigned long get_usable_page(unsigned gfp_mask);
-extern void free_eaten_memory(void);
+unsigned long get_safe_page(gfp_t gfp_mask);
+
+/*
+ * XXX: We try to keep some more pages free so that I/O operations succeed
+ * without paging. Might this be more?
+ */
+#define PAGES_FOR_IO 512
#endif /* _LINUX_SWSUSP_H */
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