82 extern bool ptrace_may_access(struct task_struct *task, unsigned int mode);
111 static inline struct task_struct *ptrace_parent(struct task_struct *task)  in ptrace_parent()  argument
113 	if (unlikely(task->ptrace))  in ptrace_parent()
114 		return rcu_dereference(task->parent);  in ptrace_parent()
127 static inline bool ptrace_event_enabled(struct task_struct *task, int event)  in ptrace_event_enabled()  argument
129 	return task->ptrace & PT_EVENT_FLAG(event);  in ptrace_event_enabled()
222 static inline void ptrace_release_task(struct task_struct *task)  in ptrace_release_task()  argument
224 	BUG_ON(!list_empty(&task->ptraced));  in ptrace_release_task()
225 	ptrace_unlink(task);  in ptrace_release_task()
226 	BUG_ON(!list_empty(&task->ptrace_entry));  in ptrace_release_task()
282 static inline void user_enable_single_step(struct task_struct *task)  in user_enable_single_step()  argument
296 static inline void user_disable_single_step(struct task_struct *task)  in user_disable_single_step()  argument
325 static inline void user_enable_block_step(struct task_struct *task)  in user_enable_block_step()  argument