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git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/blob - include/linux/jump_label_ratelimit.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_JUMP_LABEL_RATELIMIT_H
3 #define _LINUX_JUMP_LABEL_RATELIMIT_H
5 #include <linux/jump_label.h>
6 #include <linux/workqueue.h>
8 #if defined(CC_HAVE_ASM_GOTO) && defined(CONFIG_JUMP_LABEL)
9 struct static_key_deferred
{
10 struct static_key key
;
11 unsigned long timeout
;
12 struct delayed_work work
;
16 #ifdef HAVE_JUMP_LABEL
17 extern void static_key_slow_dec_deferred(struct static_key_deferred
*key
);
18 extern void static_key_deferred_flush(struct static_key_deferred
*key
);
20 jump_label_rate_limit(struct static_key_deferred
*key
, unsigned long rl
);
22 #else /* !HAVE_JUMP_LABEL */
23 struct static_key_deferred
{
24 struct static_key key
;
26 static inline void static_key_slow_dec_deferred(struct static_key_deferred
*key
)
28 STATIC_KEY_CHECK_USE(key
);
29 static_key_slow_dec(&key
->key
);
31 static inline void static_key_deferred_flush(struct static_key_deferred
*key
)
33 STATIC_KEY_CHECK_USE(key
);
36 jump_label_rate_limit(struct static_key_deferred
*key
,
39 STATIC_KEY_CHECK_USE(key
);
41 #endif /* HAVE_JUMP_LABEL */
42 #endif /* _LINUX_JUMP_LABEL_RATELIMIT_H */