28 				 struct perf_event *p_event)  in perf_trace_event_perm()  argument
33 		ret = tp_event->perf_perm(tp_event, p_event);  in perf_trace_event_perm()
42 	if (p_event->parent)  in perf_trace_event_perm()
52 		ret = perf_allow_tracepoint(&p_event->attr);  in perf_trace_event_perm()
56 		if (!is_sampling_event(p_event))  in perf_trace_event_perm()
64 		if (!p_event->attr.exclude_callchain_user)  in perf_trace_event_perm()
71 		if (p_event->attr.sample_type & PERF_SAMPLE_STACK_USER)  in perf_trace_event_perm()
76 	if (!(p_event->attr.sample_type & PERF_SAMPLE_RAW))  in perf_trace_event_perm()
80 	if (p_event->attach_state == PERF_ATTACH_TASK) {  in perf_trace_event_perm()
89 	ret = perf_allow_tracepoint(&p_event->attr);  in perf_trace_event_perm()
97 				struct perf_event *p_event)  in perf_trace_event_reg()  argument
103 	p_event->tp_event = tp_event;  in perf_trace_event_reg()
154 static void perf_trace_event_unreg(struct perf_event *p_event)  in perf_trace_event_unreg()  argument
156 	struct trace_event_call *tp_event = p_event->tp_event;  in perf_trace_event_unreg()
181 static int perf_trace_event_open(struct perf_event *p_event)  in perf_trace_event_open()  argument
183 	struct trace_event_call *tp_event = p_event->tp_event;  in perf_trace_event_open()
184 	return tp_event->class->reg(tp_event, TRACE_REG_PERF_OPEN, p_event);  in perf_trace_event_open()
187 static void perf_trace_event_close(struct perf_event *p_event)  in perf_trace_event_close()  argument
189 	struct trace_event_call *tp_event = p_event->tp_event;  in perf_trace_event_close()
190 	tp_event->class->reg(tp_event, TRACE_REG_PERF_CLOSE, p_event);  in perf_trace_event_close()
194 				 struct perf_event *p_event)  in perf_trace_event_init()  argument
198 	ret = perf_trace_event_perm(tp_event, p_event);  in perf_trace_event_init()
202 	ret = perf_trace_event_reg(tp_event, p_event);  in perf_trace_event_init()
206 	ret = perf_trace_event_open(p_event);  in perf_trace_event_init()
208 		perf_trace_event_unreg(p_event);  in perf_trace_event_init()
215 int perf_trace_init(struct perf_event *p_event)  in perf_trace_init()  argument
218 	u64 event_id = p_event->attr.config;  in perf_trace_init()
226 			ret = perf_trace_event_init(tp_event, p_event);  in perf_trace_init()
237 void perf_trace_destroy(struct perf_event *p_event)  in perf_trace_destroy()  argument
240 	perf_trace_event_close(p_event);  in perf_trace_destroy()
241 	perf_trace_event_unreg(p_event);  in perf_trace_destroy()
242 	trace_event_put_ref(p_event->tp_event);  in perf_trace_destroy()
247 int perf_kprobe_init(struct perf_event *p_event, bool is_retprobe)  in perf_kprobe_init()  argument
253 	if (p_event->attr.kprobe_func) {  in perf_kprobe_init()
254 		func = strndup_user(u64_to_user_ptr(p_event->attr.kprobe_func),  in perf_kprobe_init()
268 		func, (void *)(unsigned long)(p_event->attr.kprobe_addr),  in perf_kprobe_init()
269 		p_event->attr.probe_offset, is_retprobe);  in perf_kprobe_init()
276 	ret = perf_trace_event_init(tp_event, p_event);  in perf_kprobe_init()
285 void perf_kprobe_destroy(struct perf_event *p_event)  in perf_kprobe_destroy()  argument
288 	perf_trace_event_close(p_event);  in perf_kprobe_destroy()
289 	perf_trace_event_unreg(p_event);  in perf_kprobe_destroy()
290 	trace_event_put_ref(p_event->tp_event);  in perf_kprobe_destroy()
293 	destroy_local_trace_kprobe(p_event->tp_event);  in perf_kprobe_destroy()
298 int perf_uprobe_init(struct perf_event *p_event,  in perf_uprobe_init()  argument
305 	if (!p_event->attr.uprobe_path)  in perf_uprobe_init()
308 	path = strndup_user(u64_to_user_ptr(p_event->attr.uprobe_path),  in perf_uprobe_init()
319 	tp_event = create_local_trace_uprobe(path, p_event->attr.probe_offset,  in perf_uprobe_init()
332 	ret = perf_trace_event_init(tp_event, p_event);  in perf_uprobe_init()
341 void perf_uprobe_destroy(struct perf_event *p_event)  in perf_uprobe_destroy()  argument
344 	perf_trace_event_close(p_event);  in perf_uprobe_destroy()
345 	perf_trace_event_unreg(p_event);  in perf_uprobe_destroy()
346 	trace_event_put_ref(p_event->tp_event);  in perf_uprobe_destroy()
348 	destroy_local_trace_uprobe(p_event->tp_event);  in perf_uprobe_destroy()
352 int perf_trace_add(struct perf_event *p_event, int flags)  in perf_trace_add()  argument
354 	struct trace_event_call *tp_event = p_event->tp_event;  in perf_trace_add()
357 		p_event->hw.state = PERF_HES_STOPPED;  in perf_trace_add()
364 	if (!tp_event->class->reg(tp_event, TRACE_REG_PERF_ADD, p_event)) {  in perf_trace_add()
373 		hlist_add_head_rcu(&p_event->hlist_entry, list);  in perf_trace_add()
379 void perf_trace_del(struct perf_event *p_event, int flags)  in perf_trace_del()  argument
381 	struct trace_event_call *tp_event = p_event->tp_event;  in perf_trace_del()
388 	if (!tp_event->class->reg(tp_event, TRACE_REG_PERF_DEL, p_event))  in perf_trace_del()
389 		hlist_del_rcu(&p_event->hlist_entry);  in perf_trace_del()