xref: /openbmc/linux/include/linux/kasan-enabled.h (revision d8fd5a1e) 
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_KASAN_ENABLED_H
3 #define _LINUX_KASAN_ENABLED_H
4 
5 #include <linux/static_key.h>
6 
7 #ifdef CONFIG_KASAN_HW_TAGS
8 
9 DECLARE_STATIC_KEY_FALSE(kasan_flag_enabled);
10 
kasan_enabled(void)11 static __always_inline bool kasan_enabled(void)
12 {
13 	return static_branch_likely(&kasan_flag_enabled);
14 }
15 
kasan_hw_tags_enabled(void)16 static inline bool kasan_hw_tags_enabled(void)
17 {
18 	return kasan_enabled();
19 }
20 
21 #else /* CONFIG_KASAN_HW_TAGS */
22 
kasan_enabled(void)23 static inline bool kasan_enabled(void)
24 {
25 	return IS_ENABLED(CONFIG_KASAN);
26 }
27 
kasan_hw_tags_enabled(void)28 static inline bool kasan_hw_tags_enabled(void)
29 {
30 	return false;
31 }
32 
33 #endif /* CONFIG_KASAN_HW_TAGS */
34 
35 #endif /* LINUX_KASAN_ENABLED_H */
36