vm_map_backing
struct vm_map_backing *ba;
struct vm_map_backing copy;
int (*d_uksmap)(struct vm_map_backing *ba, int op,
struct vm_map_backing;
TAILQ_HEAD(, vm_map_backing) lwp_lpmap_backing_list;
struct vm_map_backing;
struct vm_map_backing **bap, /* OUT */
struct vm_map_backing *backing_ba; /* backing store */
TAILQ_ENTRY(vm_map_backing) entry;
int (*uksmap)(struct vm_map_backing *entry,
typedef struct vm_map_backing *vm_map_backing_t;
struct vm_map_backing ba; /* backing object chain */
vm_map_entry_t *, struct vm_map_backing **,
TAILQ_HEAD(, vm_map_backing) backing_list;
struct vm_map_backing;
struct vnode *vnode_pager_lock (struct vm_map_backing *);
struct vm_map_backing *ba;
struct vm_map_backing ba;