4 * Copyright (c) 2010-2012, Dan Magenheimer, Oracle Corp.
15 extern unsigned int zbud_max_buddy_size(void);
16 extern struct zbudref
*zbud_match_prep(struct tmem_handle
*th
, bool eph
,
17 void *cdata
, unsigned size
);
18 extern struct zbudref
*zbud_create_prep(struct tmem_handle
*th
, bool eph
,
19 void *cdata
, unsigned size
,
20 struct page
*newpage
);
21 extern void zbud_create_finish(struct zbudref
*, bool);
22 extern int zbud_decompress(struct page
*, struct zbudref
*, bool,
23 void (*func
)(char *, unsigned int, char *));
24 extern int zbud_copy_from_zbud(char *, struct zbudref
*, size_t *, bool);
25 extern int zbud_copy_to_zbud(struct zbudref
*, char *, bool);
26 extern struct page
*zbud_free_and_delist(struct zbudref
*, bool eph
,
27 unsigned int *, unsigned int *);
28 extern struct page
*zbud_evict_pageframe_lru(unsigned int *, unsigned int *);
29 extern unsigned int zbud_make_zombie_lru(struct tmem_handle
*, unsigned char **,
30 unsigned int *, bool);
31 extern void zbud_init(void);