Add TuxOnIce support adapted for the 4.5-gnu kernel versionpck-4.5-gnu

1 files changed, 54 insertions, 0 deletions

diff --git a/kernel/power/tuxonice_alloc.h b/kernel/power/tuxonice_alloc.h
new file mode 100644
index 000000000..0cd6b686f
--- /dev/null
+++ b/kernel/power/tuxonice_alloc.h
@@ -0,0 +1,54 @@
+/*
+ * kernel/power/tuxonice_alloc.h
+ *
+ * Copyright (C) 2008-2015 Nigel Cunningham (nigel at nigelcunningham com au)
+ *
+ * This file is released under the GPLv2.
+ *
+ */
+
+#include <linux/slab.h>
+#define TOI_WAIT_GFP (GFP_NOFS | __GFP_NOWARN)
+#define TOI_ATOMIC_GFP (GFP_ATOMIC | __GFP_NOWARN)
+
+#ifdef CONFIG_PM_DEBUG
+extern void *toi_kzalloc(int fail_num, size_t size, gfp_t flags);
+extern void toi_kfree(int fail_num, const void *arg, int size);
+
+extern unsigned long toi_get_free_pages(int fail_num, gfp_t mask,
+                unsigned int order);
+#define toi_get_free_page(FAIL_NUM, MASK) toi_get_free_pages(FAIL_NUM, MASK, 0)
+extern unsigned long toi_get_zeroed_page(int fail_num, gfp_t mask);
+extern void toi_free_page(int fail_num, unsigned long buf);
+extern void toi__free_page(int fail_num, struct page *page);
+extern void toi_free_pages(int fail_num, struct page *page, int order);
+extern struct page *toi_alloc_page(int fail_num, gfp_t mask);
+extern int toi_alloc_init(void);
+extern void toi_alloc_exit(void);
+
+extern void toi_alloc_print_debug_stats(void);
+
+#else /* CONFIG_PM_DEBUG */
+
+#define toi_kzalloc(FAIL, SIZE, FLAGS) (kzalloc(SIZE, FLAGS))
+#define toi_kfree(FAIL, ALLOCN, SIZE) (kfree(ALLOCN))
+
+#define toi_get_free_pages(FAIL, FLAGS, ORDER) __get_free_pages(FLAGS, ORDER)
+#define toi_get_free_page(FAIL, FLAGS) __get_free_page(FLAGS)
+#define toi_get_zeroed_page(FAIL, FLAGS) get_zeroed_page(FLAGS)
+#define toi_free_page(FAIL, ALLOCN) do { free_page(ALLOCN); } while (0)
+#define toi__free_page(FAIL, PAGE) __free_page(PAGE)
+#define toi_free_pages(FAIL, PAGE, ORDER) __free_pages(PAGE, ORDER)
+#define toi_alloc_page(FAIL, MASK) alloc_page(MASK)
+static inline int toi_alloc_init(void)
+{
+        return 0;
+}
+
+static inline void toi_alloc_exit(void) { }
+
+static inline void toi_alloc_print_debug_stats(void) { }
+
+#endif
+
+extern int toi_trace_allocs;