1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/mm_types.h>
 3#include <linux/rbtree.h>
 4#include <linux/rwsem.h>
 5#include <linux/spinlock.h>
 6#include <linux/list.h>
 7#include <linux/cpumask.h>
 8
 9#include <linux/atomic.h>
10#include <linux/user_namespace.h>
11#include <asm/pgtable.h>
12#include <asm/mmu.h>
13
14#ifndef INIT_MM_CONTEXT
15#define INIT_MM_CONTEXT(name)
16#endif
17
18struct mm_struct init_mm = {
19	.mm_rb		= RB_ROOT,
20	.pgd		= swapper_pg_dir,
21	.mm_users	= ATOMIC_INIT(2),
22	.mm_count	= ATOMIC_INIT(1),
23	.mmap_sem	= __RWSEM_INITIALIZER(init_mm.mmap_sem),
24	.page_table_lock =  __SPIN_LOCK_UNLOCKED(init_mm.page_table_lock),
25	.mmlist		= LIST_HEAD_INIT(init_mm.mmlist),
26	.user_ns	= &init_user_ns,
27	INIT_MM_CONTEXT(init_mm)
28};

 
 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 <asm/pgtable.h>
10#include <asm/mmu.h>
11
12#ifndef INIT_MM_CONTEXT
13#define INIT_MM_CONTEXT(name)
14#endif
15
16struct mm_struct init_mm = {
17	.mm_rb		= RB_ROOT,
18	.pgd		= swapper_pg_dir,
19	.mm_users	= ATOMIC_INIT(2),
20	.mm_count	= ATOMIC_INIT(1),
21	.mmap_sem	= __RWSEM_INITIALIZER(init_mm.mmap_sem),
22	.page_table_lock =  __SPIN_LOCK_UNLOCKED(init_mm.page_table_lock),
23	.mmlist		= LIST_HEAD_INIT(init_mm.mmlist),
 
24	INIT_MM_CONTEXT(init_mm)
25};