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33 | #include <typedefs.h> |
33 | #include <typedefs.h> |
34 | 34 | ||
35 | #define BUDDY_SYSTEM_INNER_BLOCK 0xff |
35 | #define BUDDY_SYSTEM_INNER_BLOCK 0xff |
36 | 36 | ||
37 | struct buddy_system_operations { |
37 | struct buddy_system_operations { |
38 | link_t *(* find_buddy)(link_t *); /**< Return pointer to left-side or right-side buddy for block passed as argument. */ |
38 | link_t *(* find_buddy)(link_t *); /**< Return pointer to left-side or right-side buddy for block passed as argument. */ |
39 | link_t *(* bisect)(link_t *); /**< Bisect the block passed as argument and return pointer to the new right-side buddy. */ |
39 | link_t *(* bisect)(link_t *); /**< Bisect the block passed as argument and return pointer to the new right-side buddy. */ |
40 | link_t *(* coalesce)(link_t *, link_t *); /**< Coalesce to buddies into a bigger block. */ |
40 | link_t *(* coalesce)(link_t *, link_t *); /**< Coalesce to buddies into a bigger block. */ |
41 | void (*set_order)(link_t *, __u8); /**< Set order of block passed as argument. */ |
41 | void (*set_order)(link_t *, __u8); /**< Set order of block passed as argument. */ |
42 | __u8 (*get_order)(link_t *); /**< Return order of block passed as argument. */ |
42 | __u8 (*get_order)(link_t *); /**< Return order of block passed as argument. */ |
43 | }; |
43 | }; |
44 | 44 | ||
45 | struct buddy_system { |
45 | struct buddy_system { |
46 | __u8 max_order; |
46 | __u8 max_order; |
47 | link_t *order; |
47 | link_t *order; |