kernel/trace/trace_recursion_record.c

11 struct recursed_functions {
16 static struct recursed_functions recursed_functions[CONFIG_FTRACE_RECORD_RECURSION_SIZE];
55 	 * recursed_functions, and it will update the nr_records
64 		if (recursed_functions[i].ip == ip) {
78 	old = cmpxchg(&recursed_functions[index].ip, 0, ip);
88 	recursed_functions[index].parent_ip = parent_ip;
96 	 *  recursed_functions[0] = 0;
101 	 *      recursed_functions[0] = func
102 	 *                                            cmpxchg(recursed_functions[0],
106 	 * the recursed_functions array, and it's likely that "func" will
112 		cmpxchg(&recursed_functions[index].ip, ip, 0);
129 		ret = &recursed_functions[*pos];
149 	return p < index ? &recursed_functions[p] : NULL;
160 	struct recursed_functions *record = v;
191 		memset(recursed_functions, 0, sizeof(recursed_functions));
228 	trace_create_file("recursed_functions", TRACE_MODE_WRITE,