1791 			struct hist_field *var_field,  in init_var_ref()  argument
1796 	ref_field->var.idx = var_field->var.idx;  in init_var_ref()
1797 	ref_field->var.hist_data = var_field->hist_data;  in init_var_ref()
1798 	ref_field->size = var_field->size;  in init_var_ref()
1799 	ref_field->is_signed = var_field->is_signed;  in init_var_ref()
1800 	ref_field->flags |= var_field->flags &  in init_var_ref()
1817 	if (var_field->var.name) {  in init_var_ref()
1818 		ref_field->name = kstrdup(var_field->var.name, GFP_KERNEL);  in init_var_ref()
1823 	} else if (var_field->name) {  in init_var_ref()
1824 		ref_field->name = kstrdup(var_field->name, GFP_KERNEL);  in init_var_ref()
1831 	ref_field->type = kstrdup_const(var_field->type, GFP_KERNEL);  in init_var_ref()
1847 			    struct hist_field *var_field)  in find_var_ref_idx()  argument
1854 		if (ref_field->var.idx == var_field->var.idx &&  in find_var_ref_idx()
1855 		    ref_field->var.hist_data == var_field->hist_data)  in find_var_ref_idx()
1878 					 struct hist_field *var_field,  in create_var_ref()  argument
1888 		if (ref_field->var.idx == var_field->var.idx &&  in create_var_ref()
1889 		    ref_field->var.hist_data == var_field->hist_data) {  in create_var_ref()
1895 	ref_field = create_hist_field(var_field->hist_data, NULL, flags, NULL);  in create_var_ref()
1897 		if (init_var_ref(ref_field, var_field, system, event_name)) {  in create_var_ref()
1968 	struct hist_field *var_field = NULL, *ref_field = NULL;  in parse_var_ref()  local
1976 	var_field = find_event_var(hist_data, system, event_name, var_name);  in parse_var_ref()
1977 	if (var_field)  in parse_var_ref()
1978 		ref_field = create_var_ref(hist_data, var_field,  in parse_var_ref()
3125 	struct hist_field *var_field, *ref_field, *track_var = NULL;  in track_data_create()  local
3138 	var_field = find_target_event_var(hist_data, NULL, NULL, track_data_var_str);  in track_data_create()
3139 	if (!var_field) {  in track_data_create()
3144 	ref_field = create_var_ref(hist_data, var_field, NULL, NULL);  in track_data_create()