vmregion.h

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#ifndef VMREGION_H
#define VMREGION_H

#include <linux/spinlock.h>
#include <linux/list.h>

struct page;

struct arm_vmregion_head {
    spinlock_t      vm_lock;
    struct list_head    vm_list;
    unsigned long       vm_start;
    unsigned long       vm_end;
};

struct arm_vmregion {
    struct list_head    vm_list;
    unsigned long       vm_start;
    unsigned long       vm_end;
    int         vm_active;
    const void      *caller;
};

struct arm_vmregion *arm_vmregion_alloc(struct arm_vmregion_head *, size_t, size_t, gfp_t, const void *);
struct arm_vmregion *arm_vmregion_find(struct arm_vmregion_head *, unsigned long);
struct arm_vmregion *arm_vmregion_find_remove(struct arm_vmregion_head *, unsigned long);
void arm_vmregion_free(struct arm_vmregion_head *, struct arm_vmregion *);

int arm_vmregion_create_proc(const char *, struct arm_vmregion_head *);

#endif