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