1 #include <linux/mm_types.h> 2 #include <linux/rbtree.h> 3 #include <linux/rwsem.h> 4 #include <linux/spinlock.h> 5 #include <linux/list.h> 6 #include <linux/cpumask.h> 7 8 #include <linux/atomic.h> 9 #include <linux/user_namespace.h> 10 #include <asm/pgtable.h> 11 #include <asm/mmu.h> 12 13 #ifndef INIT_MM_CONTEXT 14 #define INIT_MM_CONTEXT(name) 15 #endif 16 17 struct mm_struct init_mm = { 18 .mm_rb = RB_ROOT, 19 .pgd = swapper_pg_dir, 20 .mm_users = ATOMIC_INIT(2), 21 .mm_count = ATOMIC_INIT(1), 22 .mmap_sem = __RWSEM_INITIALIZER(init_mm.mmap_sem), 23 .page_table_lock = __SPIN_LOCK_UNLOCKED(init_mm.page_table_lock), 24 .mmlist = LIST_HEAD_INIT(init_mm.mmlist), 25 .user_ns = &init_user_ns, 26 INIT_MM_CONTEXT(init_mm) 27 }; 28