1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (C) 2005 Jeff Dike (jdike@karaya.com) 4 */ 5 6 #ifndef __MM_ID_H 7 #define __MM_ID_H 8 9 struct mm_id { 10 union { 11 int mm_fd; 12 int pid; 13 } u; 14 unsigned long stack; 15 }; 16 17 #endif 18