143  * @param needed	Returns size of buffer needed, which may be
147 int trace_list_functions(void *buff, int buff_size, unsigned int *needed)  in trace_list_functions()  argument
185 	*needed = ptr - buff;  in trace_list_functions()
191 int trace_list_calls(void *buff, int buff_size, unsigned *needed)  in trace_list_calls()  argument
229 	*needed = ptr - buff;  in trace_list_calls()
283 	size_t needed;  in trace_init()  local
310 	needed = sizeof(*hdr) + func_count * sizeof(uintptr_t);  in trace_init()
311 	if (needed > buff_size) {  in trace_init()
312 		printf("trace: buffer size %zd bytes: at least %zd needed\n",  in trace_init()
313 		       buff_size, needed);  in trace_init()
318 		memset(hdr, '\0', needed);  in trace_init()
323 	hdr->ftrace = (struct trace_call *)(buff + needed);  in trace_init()
324 	hdr->ftrace_size = (buff_size - needed) / sizeof(*hdr->ftrace);  in trace_init()
339 	size_t needed;  in trace_early_init()  local
346 	needed = sizeof(*hdr) + func_count * sizeof(uintptr_t);  in trace_early_init()
347 	if (needed > buff_size) {  in trace_early_init()
348 		printf("trace: buffer size is %zd bytes, at least %zd needed\n",  in trace_early_init()
349 		       buff_size, needed);  in trace_early_init()
353 	memset(hdr, '\0', needed);  in trace_early_init()
358 	hdr->ftrace = (struct trace_call *)((char *)hdr + needed);  in trace_early_init()
359 	hdr->ftrace_size = (buff_size - needed) / sizeof(*hdr->ftrace);  in trace_early_init()