1#ifndef VMREGION_H
 2#define VMREGION_H
 3
 4#include <linux/spinlock.h>
 5#include <linux/list.h>
 6
 7struct page;
 8
 9struct arm_vmregion_head {
10	spinlock_t		vm_lock;
11	struct list_head	vm_list;
12	unsigned long		vm_start;
13	unsigned long		vm_end;
14};
15
16struct arm_vmregion {
17	struct list_head	vm_list;
18	unsigned long		vm_start;
19	unsigned long		vm_end;
20	struct page		*vm_pages;
21	int			vm_active;
22};
23
24struct arm_vmregion *arm_vmregion_alloc(struct arm_vmregion_head *, size_t, size_t, gfp_t);
25struct arm_vmregion *arm_vmregion_find(struct arm_vmregion_head *, unsigned long);
26struct arm_vmregion *arm_vmregion_find_remove(struct arm_vmregion_head *, unsigned long);
27void arm_vmregion_free(struct arm_vmregion_head *, struct arm_vmregion *);
28
29#endif