| #ifndef __MMU_H |
| #define __MMU_H |
| |
| typedef struct { |
| spinlock_t list_lock; |
| struct list_head crst_list; |
| struct list_head pgtable_list; |
| unsigned long asce_bits; |
| unsigned long asce_limit; |
| unsigned long vdso_base; |
| int noexec; |
| int has_pgste; /* The mmu context has extended page tables */ |
| int alloc_pgste; /* cloned contexts will have extended page tables */ |
| } mm_context_t; |
| |
| #define INIT_MM_CONTEXT(name) \ |
| .context.list_lock = __SPIN_LOCK_UNLOCKED(name.context.list_lock), \ |
| .context.crst_list = LIST_HEAD_INIT(name.context.crst_list), \ |
| .context.pgtable_list = LIST_HEAD_INIT(name.context.pgtable_list), |
| |
| #endif |