1/* SPDX-License-Identifier: GPL-2.0 */
 2#include <linux/gfp.h>
 3#include <linux/types.h>
 4#include <linux/radix-tree.h>
 5#include <linux/rcupdate.h>
 6
 7struct item {
 8	struct rcu_head	rcu_head;
 9	unsigned long index;
10	unsigned int order;
11};
12
13struct item *item_create(unsigned long index, unsigned int order);
 
14int item_insert(struct radix_tree_root *root, unsigned long index);
15void item_sanity(struct item *item, unsigned long index);
16void item_free(struct item *item, unsigned long index);
17int item_delete(struct radix_tree_root *root, unsigned long index);
18int item_delete_rcu(struct xarray *xa, unsigned long index);
19struct item *item_lookup(struct radix_tree_root *root, unsigned long index);
20
21void item_check_present(struct radix_tree_root *root, unsigned long index);
22void item_check_absent(struct radix_tree_root *root, unsigned long index);
23void item_gang_check_present(struct radix_tree_root *root,
24			unsigned long start, unsigned long nr,
25			int chunk, int hop);
26void item_full_scan(struct radix_tree_root *root, unsigned long start,
27			unsigned long nr, int chunk);
28void item_kill_tree(struct radix_tree_root *root);
29
30int tag_tagged_items(struct xarray *, unsigned long start, unsigned long end,
31		unsigned batch, xa_mark_t iftag, xa_mark_t thentag);
32
33void xarray_tests(void);
34void tag_check(void);
35void multiorder_checks(void);
36void iteration_test(unsigned order, unsigned duration);
37void iteration_test2(unsigned duration);
38void benchmark(void);
39void idr_checks(void);
40void ida_tests(void);
41
42struct item *
43item_tag_set(struct radix_tree_root *root, unsigned long index, int tag);
44struct item *
45item_tag_clear(struct radix_tree_root *root, unsigned long index, int tag);
46int item_tag_get(struct radix_tree_root *root, unsigned long index, int tag);
47void tree_verify_min_height(struct radix_tree_root *root, int maxindex);
48void verify_tag_consistency(struct radix_tree_root *root, unsigned int tag);
49
50extern int nr_allocated;
51
52/* Normally private parts of lib/radix-tree.c */
53struct radix_tree_node *entry_to_node(void *ptr);
54void radix_tree_dump(struct radix_tree_root *root);
55int root_tag_get(struct radix_tree_root *root, unsigned int tag);
56unsigned long node_maxindex(struct radix_tree_node *);
57unsigned long shift_maxindex(unsigned int shift);
58int radix_tree_cpu_dead(unsigned int cpu);
59extern struct radix_tree_preload radix_tree_preloads;

 
 1#include <linux/gfp.h>
 2#include <linux/types.h>
 3#include <linux/radix-tree.h>
 4#include <linux/rcupdate.h>
 5
 6struct item {
 
 7	unsigned long index;
 
 8};
 9
10struct item *item_create(unsigned long index);
11int __item_insert(struct radix_tree_root *root, struct item *item);
12int item_insert(struct radix_tree_root *root, unsigned long index);
 
 
13int item_delete(struct radix_tree_root *root, unsigned long index);
 
14struct item *item_lookup(struct radix_tree_root *root, unsigned long index);
15
16void item_check_present(struct radix_tree_root *root, unsigned long index);
17void item_check_absent(struct radix_tree_root *root, unsigned long index);
18void item_gang_check_present(struct radix_tree_root *root,
19			unsigned long start, unsigned long nr,
20			int chunk, int hop);
21void item_full_scan(struct radix_tree_root *root, unsigned long start,
22			unsigned long nr, int chunk);
23void item_kill_tree(struct radix_tree_root *root);
24
 
 
 
 
25void tag_check(void);
 
 
 
 
 
 
26
27struct item *
28item_tag_set(struct radix_tree_root *root, unsigned long index, int tag);
29struct item *
30item_tag_clear(struct radix_tree_root *root, unsigned long index, int tag);
31int item_tag_get(struct radix_tree_root *root, unsigned long index, int tag);
32void tree_verify_min_height(struct radix_tree_root *root, int maxindex);
33void verify_tag_consistency(struct radix_tree_root *root, unsigned int tag);
34
35extern int nr_allocated;
36
37/* Normally private parts of lib/radix-tree.c */
38void *indirect_to_ptr(void *ptr);
 
39int root_tag_get(struct radix_tree_root *root, unsigned int tag);
40unsigned long radix_tree_maxindex(unsigned int height);