blob: a49f2b45b3f0ff4965dc1e0ea6bc49707759eaed (
plain)
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
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_JUMP_LABEL_RATELIMIT_H
#define _LINUX_JUMP_LABEL_RATELIMIT_H
#include <linux/jump_label.h>
#include <linux/workqueue.h>
#if defined(CONFIG_JUMP_LABEL)
struct static_key_deferred {
struct static_key key;
unsigned long timeout;
struct delayed_work work;
};
extern void static_key_slow_dec_deferred(struct static_key_deferred *key);
extern void static_key_deferred_flush(struct static_key_deferred *key);
extern void
jump_label_rate_limit(struct static_key_deferred *key, unsigned long rl);
#else /* !CONFIG_JUMP_LABEL */
struct static_key_deferred {
struct static_key key;
};
static inline void static_key_slow_dec_deferred(struct static_key_deferred *key)
{
STATIC_KEY_CHECK_USE(key);
static_key_slow_dec(&key->key);
}
static inline void static_key_deferred_flush(struct static_key_deferred *key)
{
STATIC_KEY_CHECK_USE(key);
}
static inline void
jump_label_rate_limit(struct static_key_deferred *key,
unsigned long rl)
{
STATIC_KEY_CHECK_USE(key);
}
#endif /* CONFIG_JUMP_LABEL */
#endif /* _LINUX_JUMP_LABEL_RATELIMIT_H */
|
