104 static inline void release_probes(struct tracepoint_func *old)  in release_probes()  argument
106 	if (old) {  in release_probes()
107 		struct tp_probes *tp_probes = container_of(old,  in release_probes()
145 	struct tracepoint_func *old, *new;  in func_add()  local
153 	old = *funcs;  in func_add()
154 	if (old) {  in func_add()
156 		for (nr_probes = 0; old[nr_probes].func; nr_probes++) {  in func_add()
158 			if (pos < 0 && old[nr_probes].prio < prio)  in func_add()
160 			if (old[nr_probes].func == tp_func->func &&  in func_add()
161 			    old[nr_probes].data == tp_func->data)  in func_add()
169 	if (old) {  in func_add()
172 			memcpy(new, old, nr_probes * sizeof(struct tracepoint_func));  in func_add()
175 			memcpy(new, old, pos * sizeof(struct tracepoint_func));  in func_add()
177 			memcpy(new + pos + 1, old + pos,  in func_add()
186 	return old;  in func_add()
193 	struct tracepoint_func *old, *new;  in func_remove()  local
195 	old = *funcs;  in func_remove()
197 	if (!old)  in func_remove()
203 		for (nr_probes = 0; old[nr_probes].func; nr_probes++) {  in func_remove()
204 			if (old[nr_probes].func == tp_func->func &&  in func_remove()
205 			     old[nr_probes].data == tp_func->data)  in func_remove()
218 		return old;  in func_remove()
226 		for (i = 0; old[i].func; i++)  in func_remove()
227 			if (old[i].func != tp_func->func  in func_remove()
228 					|| old[i].data != tp_func->data)  in func_remove()
229 				new[j++] = old[i];  in func_remove()
234 	return old;  in func_remove()
243 	struct tracepoint_func *old, *tp_funcs;  in tracepoint_add_func()  local
254 	old = func_add(&tp_funcs, func, prio);  in tracepoint_add_func()
255 	if (IS_ERR(old)) {  in tracepoint_add_func()
256 		WARN_ON_ONCE(PTR_ERR(old) != -ENOMEM);  in tracepoint_add_func()
257 		return PTR_ERR(old);  in tracepoint_add_func()
269 	release_probes(old);  in tracepoint_add_func()
282 	struct tracepoint_func *old, *tp_funcs;  in tracepoint_remove_func()  local
286 	old = func_remove(&tp_funcs, func);  in tracepoint_remove_func()
287 	if (IS_ERR(old)) {  in tracepoint_remove_func()
288 		WARN_ON_ONCE(PTR_ERR(old) != -ENOMEM);  in tracepoint_remove_func()
289 		return PTR_ERR(old);  in tracepoint_remove_func()
301 	release_probes(old);  in tracepoint_remove_func()