1 #ifndef _LINUX_KCOV_H 2 #define _LINUX_KCOV_H 3 4 #include <uapi/linux/kcov.h> 5 6 struct task_struct; 7 8 #ifdef CONFIG_KCOV 9 10 void kcov_task_init(struct task_struct *t); 11 void kcov_task_exit(struct task_struct *t); 12 13 enum kcov_mode { 14 /* Coverage collection is not enabled yet. */ 15 KCOV_MODE_DISABLED = 0, 16 /* 17 * Tracing coverage collection mode. 18 * Covered PCs are collected in a per-task buffer. 19 */ 20 KCOV_MODE_TRACE = 1, 21 }; 22 23 #else 24 25 static inline void kcov_task_init(struct task_struct *t) {} 26 static inline void kcov_task_exit(struct task_struct *t) {} 27 28 #endif /* CONFIG_KCOV */ 29 #endif /* _LINUX_KCOV_H */ 30