blob: 4c8638a2257119617e50c8975fd1aa22fa7127f1 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PERF_RBLIST_H
#define __PERF_RBLIST_H
#include <linux/rbtree.h>
#include <stdbool.h>
/*
* create node structs of the form:
* struct my_node {
* struct rb_node rb_node;
* ... my data ...
* };
*
* create list structs of the form:
* struct mylist {
* struct rblist rblist;
* ... my data ...
* };
*/
struct rblist {
struct rb_root entries;
unsigned int nr_entries;
int (*node_cmp)(struct rb_node *rbn, const void *entry);
struct rb_node *(*node_new)(struct rblist *rlist, const void *new_entry);
void (*node_delete)(struct rblist *rblist, struct rb_node *rb_node);
};
void rblist__init(struct rblist *rblist);
void rblist__delete(struct rblist *rblist);
int rblist__add_node(struct rblist *rblist, const void *new_entry);
void rblist__remove_node(struct rblist *rblist, struct rb_node *rb_node);
struct rb_node *rblist__find(struct rblist *rblist, const void *entry);
struct rb_node *rblist__findnew(struct rblist *rblist, const void *entry);
struct rb_node *rblist__entry(const struct rblist *rblist, unsigned int idx);
static inline bool rblist__empty(const struct rblist *rblist)
{
return rblist->nr_entries == 0;
}
static inline unsigned int rblist__nr_entries(const struct rblist *rblist)
{
return rblist->nr_entries;
}
#endif /* __PERF_RBLIST_H */
|
