Root/mm/init-mm.c

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 <asm/atomic.h>
9#include <asm/pgtable.h>
10
11struct mm_struct init_mm = {
12    .mm_rb = RB_ROOT,
13    .pgd = swapper_pg_dir,
14    .mm_users = ATOMIC_INIT(2),
15    .mm_count = ATOMIC_INIT(1),
16    .mmap_sem = __RWSEM_INITIALIZER(init_mm.mmap_sem),
17    .page_table_lock = __SPIN_LOCK_UNLOCKED(init_mm.page_table_lock),
18    .mmlist = LIST_HEAD_INIT(init_mm.mmlist),
19    .cpu_vm_mask = CPU_MASK_ALL,
20};
21

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