Lines Matching refs:head_copy
6534 vm_map_copy_t head_copy, tail_copy;
6541 head_copy = NULL;
6634 * Extract "head_copy" out of "copy".
6636 head_copy = (vm_map_copy_t) zalloc(vm_map_copy_zone);
6637 vm_map_copy_first_entry(head_copy) =
6638 vm_map_copy_to_entry(head_copy);
6639 vm_map_copy_last_entry(head_copy) =
6640 vm_map_copy_to_entry(head_copy);
6641 head_copy->type = VM_MAP_COPY_ENTRY_LIST;
6642 head_copy->cpy_hdr.nentries = 0;
6643 head_copy->cpy_hdr.entries_pageable =
6645 vm_map_store_init(&head_copy->cpy_hdr);
6647 head_copy->offset = copy->offset;
6648 head_copy->size = head_size;
6656 vm_map_copy_entry_link(head_copy,
6657 vm_map_copy_to_entry(head_copy),
6665 head_copy,
6730 if (head_copy) {
6731 vm_map_copy_discard(head_copy);
6732 head_copy = NULL;
6743 if (head_copy) {
6744 entry = vm_map_copy_first_entry(head_copy);
6745 vm_map_copy_entry_unlink(head_copy, entry);
6751 vm_map_copy_discard(head_copy);
6752 head_copy = NULL;