135     vm_map_entry_t gap_entry);
4598 	vm_map_entry_t gap_entry, new_entry, prev_entry;  in vm_map_stack_locked()  local
4653 	    &gap_entry);  in vm_map_stack_locked()
4655 		KASSERT((gap_entry->eflags & MAP_ENTRY_GUARD) != 0,  in vm_map_stack_locked()
4656 		    ("entry %p not gap %#x", gap_entry, gap_entry->eflags));  in vm_map_stack_locked()
4657 		KASSERT((gap_entry->eflags & MAP_ENTRY_STACK_GAP) != 0,  in vm_map_stack_locked()
4658 		    ("entry %p not stack gap %#x", gap_entry,  in vm_map_stack_locked()
4659 		    gap_entry->eflags));  in vm_map_stack_locked()
4670 		gap_entry->next_read = sgp;  in vm_map_stack_locked()
4671 		gap_entry->offset = prot | PROT_MAX(max);  in vm_map_stack_locked()
4683 vm_map_growstack(vm_map_t map, vm_offset_t addr, vm_map_entry_t gap_entry)  in vm_map_growstack()  argument
4720 	if (gap_entry == NULL && !vm_map_lookup_entry(map, addr, &gap_entry))  in vm_map_growstack()
4722 	if ((gap_entry->eflags & MAP_ENTRY_GUARD) == 0)  in vm_map_growstack()
4724 	if ((gap_entry->eflags & MAP_ENTRY_STACK_GAP) != 0) {  in vm_map_growstack()
4725 		stack_entry = vm_map_entry_succ(gap_entry);  in vm_map_growstack()
4727 		    stack_entry->start != gap_entry->end)  in vm_map_growstack()
4735 	    gap_entry->next_read;  in vm_map_growstack()
4736 	max_grow = gap_entry->end - gap_entry->start;  in vm_map_growstack()
4817 		gap_entry = NULL;  in vm_map_growstack()
4826 	prot = PROT_EXTRACT(gap_entry->offset);  in vm_map_growstack()
4827 	max = PROT_MAX_EXTRACT(gap_entry->offset);  in vm_map_growstack()
4828 	sgp = gap_entry->next_read;  in vm_map_growstack()
4830 	grow_start = gap_entry->end - grow_amount;  in vm_map_growstack()
4831 	if (gap_entry->start + grow_amount == gap_entry->end) {  in vm_map_growstack()
4832 		gap_start = gap_entry->start;  in vm_map_growstack()
4833 		gap_end = gap_entry->end;  in vm_map_growstack()
4834 		vm_map_entry_delete(map, gap_entry);  in vm_map_growstack()
4837 		MPASS(gap_entry->start < gap_entry->end - grow_amount);  in vm_map_growstack()
4838 		vm_map_entry_resize(map, gap_entry, -grow_amount);  in vm_map_growstack()
4848 			    &gap_entry);  in vm_map_growstack()
4850 			gap_entry->next_read = sgp;  in vm_map_growstack()
4851 			gap_entry->offset = prot | PROT_MAX(max);  in vm_map_growstack()
4853 			vm_map_entry_resize(map, gap_entry,  in vm_map_growstack()