mirror of https://gitee.com/openkylin/linux.git
41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
#include <linux/gfp.h>
|
|
#include <linux/types.h>
|
|
#include <linux/radix-tree.h>
|
|
#include <linux/rcupdate.h>
|
|
|
|
struct item {
|
|
unsigned long index;
|
|
};
|
|
|
|
struct item *item_create(unsigned long index);
|
|
int __item_insert(struct radix_tree_root *root, struct item *item);
|
|
int item_insert(struct radix_tree_root *root, unsigned long index);
|
|
int item_delete(struct radix_tree_root *root, unsigned long index);
|
|
struct item *item_lookup(struct radix_tree_root *root, unsigned long index);
|
|
|
|
void item_check_present(struct radix_tree_root *root, unsigned long index);
|
|
void item_check_absent(struct radix_tree_root *root, unsigned long index);
|
|
void item_gang_check_present(struct radix_tree_root *root,
|
|
unsigned long start, unsigned long nr,
|
|
int chunk, int hop);
|
|
void item_full_scan(struct radix_tree_root *root, unsigned long start,
|
|
unsigned long nr, int chunk);
|
|
void item_kill_tree(struct radix_tree_root *root);
|
|
|
|
void tag_check(void);
|
|
|
|
struct item *
|
|
item_tag_set(struct radix_tree_root *root, unsigned long index, int tag);
|
|
struct item *
|
|
item_tag_clear(struct radix_tree_root *root, unsigned long index, int tag);
|
|
int item_tag_get(struct radix_tree_root *root, unsigned long index, int tag);
|
|
void tree_verify_min_height(struct radix_tree_root *root, int maxindex);
|
|
void verify_tag_consistency(struct radix_tree_root *root, unsigned int tag);
|
|
|
|
extern int nr_allocated;
|
|
|
|
/* Normally private parts of lib/radix-tree.c */
|
|
void *indirect_to_ptr(void *ptr);
|
|
int root_tag_get(struct radix_tree_root *root, unsigned int tag);
|
|
unsigned long radix_tree_maxindex(unsigned int height);
|