1 #ifndef __MMU_H
2 #define __MMU_H
3 
4 typedef struct {
5 	atomic_t attach_count;
6 	unsigned int flush_mm;
7 	spinlock_t list_lock;
8 	struct list_head crst_list;
9 	struct list_head pgtable_list;
10 	unsigned long asce_bits;
11 	unsigned long asce_limit;
12 	unsigned long vdso_base;
13 	int noexec;
14 	int has_pgste;	 /* The mmu context has extended page tables */
15 	int alloc_pgste; /* cloned contexts will have extended page tables */
16 } mm_context_t;
17 
18 #define INIT_MM_CONTEXT(name)						      \
19 	.context.list_lock    = __SPIN_LOCK_UNLOCKED(name.context.list_lock), \
20 	.context.crst_list    = LIST_HEAD_INIT(name.context.crst_list),	      \
21 	.context.pgtable_list = LIST_HEAD_INIT(name.context.pgtable_list),
22 
23 #endif
24