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 | |
7 | struct item { |
8 | struct rcu_head rcu_head; |
9 | unsigned long index; |
10 | unsigned int order; |
11 | }; |
12 | |
13 | struct item *item_create(unsigned long index, unsigned int order); |
14 | int item_insert(struct radix_tree_root *root, unsigned long index); |
15 | void item_sanity(struct item *item, unsigned long index); |
16 | void item_free(struct item *item, unsigned long index); |
17 | int item_delete(struct radix_tree_root *root, unsigned long index); |
18 | int item_delete_rcu(struct xarray *xa, unsigned long index); |
19 | struct item *item_lookup(struct radix_tree_root *root, unsigned long index); |
20 | |
21 | void item_check_present(struct radix_tree_root *root, unsigned long index); |
22 | void item_check_absent(struct radix_tree_root *root, unsigned long index); |
23 | void item_gang_check_present(struct radix_tree_root *root, |
24 | unsigned long start, unsigned long nr, |
25 | int chunk, int hop); |
26 | void item_full_scan(struct radix_tree_root *root, unsigned long start, |
27 | unsigned long nr, int chunk); |
28 | void item_kill_tree(struct radix_tree_root *root); |
29 | |
30 | int tag_tagged_items(struct xarray *, unsigned long start, unsigned long end, |
31 | unsigned batch, xa_mark_t iftag, xa_mark_t thentag); |
32 | |
33 | void xarray_tests(void); |
34 | void tag_check(void); |
35 | void multiorder_checks(void); |
36 | void iteration_test(unsigned order, unsigned duration); |
37 | void iteration_test2(unsigned duration); |
38 | void benchmark(void); |
39 | void idr_checks(void); |
40 | void ida_tests(void); |
41 | |
42 | struct item * |
43 | item_tag_set(struct radix_tree_root *root, unsigned long index, int tag); |
44 | struct item * |
45 | item_tag_clear(struct radix_tree_root *root, unsigned long index, int tag); |
46 | int item_tag_get(struct radix_tree_root *root, unsigned long index, int tag); |
47 | void tree_verify_min_height(struct radix_tree_root *root, int maxindex); |
48 | void verify_tag_consistency(struct radix_tree_root *root, unsigned int tag); |
49 | |
50 | extern int nr_allocated; |
51 | |
52 | /* Normally private parts of lib/radix-tree.c */ |
53 | struct radix_tree_node *entry_to_node(void *ptr); |
54 | void radix_tree_dump(struct radix_tree_root *root); |
55 | int root_tag_get(struct radix_tree_root *root, unsigned int tag); |
56 | unsigned long node_maxindex(struct radix_tree_node *); |
57 | unsigned long shift_maxindex(unsigned int shift); |
58 | int radix_tree_cpu_dead(unsigned int cpu); |
59 | extern struct radix_tree_preload radix_tree_preloads; |
60 | |