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Linux kernel mirror (for testing)
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kernel
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linux
1#ifndef _LINUX_JUMP_LABEL_RATELIMIT_H
2#define _LINUX_JUMP_LABEL_RATELIMIT_H
3
4#include <linux/jump_label.h>
5#include <linux/workqueue.h>
6
7#if defined(CC_HAVE_ASM_GOTO) && defined(CONFIG_JUMP_LABEL)
8struct static_key_deferred {
9 struct static_key key;
10 unsigned long timeout;
11 struct delayed_work work;
12};
13#endif
14
15#ifdef HAVE_JUMP_LABEL
16extern void static_key_slow_dec_deferred(struct static_key_deferred *key);
17extern void static_key_deferred_flush(struct static_key_deferred *key);
18extern void
19jump_label_rate_limit(struct static_key_deferred *key, unsigned long rl);
20
21#else /* !HAVE_JUMP_LABEL */
22struct static_key_deferred {
23 struct static_key key;
24};
25static inline void static_key_slow_dec_deferred(struct static_key_deferred *key)
26{
27 STATIC_KEY_CHECK_USE();
28 static_key_slow_dec(&key->key);
29}
30static inline void static_key_deferred_flush(struct static_key_deferred *key)
31{
32 STATIC_KEY_CHECK_USE();
33}
34static inline void
35jump_label_rate_limit(struct static_key_deferred *key,
36 unsigned long rl)
37{
38 STATIC_KEY_CHECK_USE();
39}
40#endif /* HAVE_JUMP_LABEL */
41#endif /* _LINUX_JUMP_LABEL_RATELIMIT_H */