buddy_system_operations Struct Reference
[generic]

Data Fields
link_t *(*	find_buddy )(buddy_system_t *, link_t *)
link_t *(*	bisect )(buddy_system_t *, link_t *)
link_t *(*	coalesce )(buddy_system_t *, link_t *, link_t *)
void(*	set_order )(buddy_system_t *, link_t *, __u8)
__u8(*	get_order )(buddy_system_t *, link_t *)
void(*	mark_busy )(buddy_system_t *, link_t *)
void(*	mark_available )(buddy_system_t *, link_t *)
link_t *(*	find_block )(buddy_system_t *, link_t *, __u8)
void(*	print_id )(buddy_system_t *, link_t *)

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Detailed Description

Buddy system operations to be implemented by each implementation.

Definition at line 44 of file buddy.h.

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Field Documentation

link_t*(* bisect)(buddy_system_t *, link_t *)

Bisect the block passed as argument and return pointer to the new right-side buddy. Referenced by buddy_system_alloc(), buddy_system_alloc_block(), and buddy_system_create().

link_t*(* coalesce)(buddy_system_t *, link_t *, link_t *)

Coalesce two buddies into a bigger block. Referenced by buddy_system_create().

link_t*(* find_block)(buddy_system_t *, link_t *, __u8)

Find parent of block that has given order Referenced by buddy_system_alloc_block().

link_t*(* find_buddy)(buddy_system_t *, link_t *)

Return pointer to left-side or right-side buddy for block passed as argument. Referenced by buddy_system_create(), and buddy_system_free().

__u8(* get_order)(buddy_system_t *, link_t *)

Return order of block passed as argument. Referenced by buddy_system_alloc_block(), buddy_system_create(), and buddy_system_free().

void(* mark_available)(buddy_system_t *, link_t *)

Mark block as available. Referenced by buddy_system_alloc_block().

void(* mark_busy)(buddy_system_t *, link_t *)

Mark block as busy. Referenced by buddy_system_alloc(), buddy_system_alloc_block(), and buddy_system_create().

void(* print_id)(buddy_system_t *, link_t *)

void(* set_order)(buddy_system_t *, link_t *, __u8)

Set order of block passed as argument. Referenced by buddy_system_alloc(), buddy_system_alloc_block(), and buddy_system_create().

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