tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef __MMU_H
2#define __MMU_H
3
4typedef struct {
5 atomic_t attach_count;
6 unsigned int flush_mm;
7 spinlock_t list_lock;
8 struct list_head pgtable_list;
9 struct list_head gmap_list;
10 unsigned long asce_bits;
11 unsigned long asce_limit;
12 unsigned long vdso_base;
13 /* Cloned contexts will be created with extended page tables. */
14 unsigned int alloc_pgste:1;
15 /* The mmu context has extended page tables. */
16 unsigned int has_pgste:1;
17} mm_context_t;
18
19#define INIT_MM_CONTEXT(name) \
20 .context.list_lock = __SPIN_LOCK_UNLOCKED(name.context.list_lock), \
21 .context.pgtable_list = LIST_HEAD_INIT(name.context.pgtable_list), \
22 .context.gmap_list = LIST_HEAD_INIT(name.context.gmap_list),
23
24#endif