kernel/trace/trace_events_hist.c

2312 	    char *field_str, unsigned long *flags, unsigned long *buckets)
2318 	modifier = str = kstrdup(field_str, GFP_KERNEL);
4247 			      char *var_name, char *field_str,
4253 	hist_field = parse_expr(hist_data, file, field_str, flags, var_name, &n_subexprs);
4284 	hist_err(file->tr, HIST_ERR_BAD_FIELD_MODIFIER, errpos(field_str));
4291 			    char *field_str)
4296 	return __create_val_field(hist_data, val_idx, file, NULL, field_str, 0);
4457 	char *fields_str, *field_str;
4470 		field_str = strsep(&fields_str, ",");
4471 		if (!field_str)
4474 		if (strcmp(field_str, "hitcount") == 0) {
4479 		ret = create_val_field(hist_data, j++, file, field_str);
4500 			    char *field_str)
4513 	if (strcmp(field_str, "stacktrace") == 0) {
4518 		hist_field = parse_expr(hist_data, file, field_str, flags,
4526 			hist_err(tr, HIST_ERR_INVALID_REF_KEY, errpos(field_str));
4563 	char *fields_str, *field_str;
4571 		field_str = strsep(&fields_str, ",");
4572 		if (!field_str)
4575 				       file, field_str);
4624 	char *s, *str, *var_name, *field_str;
4631 			field_str = strsep(&str, ",");
4632 			if (!field_str)
4635 			var_name = strsep(&field_str, "=");
4636 			if (!var_name || !field_str) {
4656 			s = kstrdup(field_str, GFP_KERNEL);
4732 		char *field_str, *field_name;
4737 		field_str = strsep(&fields_str, ",");
4738 		if (!field_str)
4741 		if (!*field_str) {
4753 		field_name = strsep(&field_str, ".");
4761 			descending = is_descending(tr, field_str);
4783 				descending = is_descending(tr, field_str);