projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 851cf6e7 AJ |
2 | #ifndef _LINUX_JUMP_LABEL_RATELIMIT_H |
| 3 | #define _LINUX_JUMP_LABEL_RATELIMIT_H | |
| 4 | ||
| 5 | #include <linux/jump_label.h> | |
| 6 | #include <linux/workqueue.h> | |
| 7 | ||
| e9666d10 | 8 | #if defined(CONFIG_JUMP_LABEL) |
| 851cf6e7 AJ |
9 | struct static_key_deferred { |
| 10 | struct static_key key; | |
| 11 | unsigned long timeout; | |
| 12 | struct delayed_work work; | |
| 13 | }; | |
| 851cf6e7 | 14 | |
| 851cf6e7 | 15 | extern void static_key_slow_dec_deferred(struct static_key_deferred *key); |
| b6416e61 | 16 | extern void static_key_deferred_flush(struct static_key_deferred *key); |
| 851cf6e7 AJ |
17 | extern void |
| 18 | jump_label_rate_limit(struct static_key_deferred *key, unsigned long rl); | |
| 19 | ||
| e9666d10 | 20 | #else /* !CONFIG_JUMP_LABEL */ |
| 851cf6e7 AJ |
21 | struct static_key_deferred { |
| 22 | struct static_key key; | |
| 23 | }; | |
| 24 | static inline void static_key_slow_dec_deferred(struct static_key_deferred *key) | |
| 25 | { | |
| 5cdda511 | 26 | STATIC_KEY_CHECK_USE(key); |
| 851cf6e7 AJ |
27 | static_key_slow_dec(&key->key); |
| 28 | } | |
| b6416e61 DM |
29 | static inline void static_key_deferred_flush(struct static_key_deferred *key) |
| 30 | { | |
| 5cdda511 | 31 | STATIC_KEY_CHECK_USE(key); |
| b6416e61 | 32 | } |
| 851cf6e7 AJ |
33 | static inline void |
| 34 | jump_label_rate_limit(struct static_key_deferred *key, | |
| 35 | unsigned long rl) | |
| 36 | { | |
| 5cdda511 | 37 | STATIC_KEY_CHECK_USE(key); |
| 851cf6e7 | 38 | } |
| e9666d10 | 39 | #endif /* CONFIG_JUMP_LABEL */ |
| 851cf6e7 | 40 | #endif /* _LINUX_JUMP_LABEL_RATELIMIT_H */ |