sys/vm/vm_map.c

938 	vm_map_entry_t new_entry;
952 		new_entry = uma_zalloc(kmapentzone, M_NOWAIT | M_NOVM);
953 		if (new_entry == NULL) {
954 			new_entry = uma_zalloc(kmapentzone,
961 		new_entry = uma_zalloc(kmapentzone, M_NOWAIT);
963 		new_entry = uma_zalloc(mapentzone, M_WAITOK);
965 	KASSERT(new_entry != NULL,
967 	return (new_entry);
1618 	vm_map_entry_t new_entry, next_entry, prev_entry;
1790 	new_entry = vm_map_entry_create(map);
1791 	new_entry->start = start;
1792 	new_entry->end = end;
1793 	new_entry->cred = NULL;
1795 	new_entry->eflags = protoeflags;
1796 	new_entry->object.vm_object = object;
1797 	new_entry->offset = offset;
1799 	new_entry->inheritance = inheritance;
1800 	new_entry->protection = prot;
1801 	new_entry->max_protection = max;
1802 	new_entry->wired_count = 0;
1803 	new_entry->wiring_thread = NULL;
1804 	new_entry->read_ahead = VM_FAULT_READ_AHEAD_INIT;
1805 	new_entry->next_read = start;
1807 	KASSERT(cred == NULL || !ENTRY_CHARGED(new_entry),
1808 	    ("overcommit: vm_map_insert leaks vm_map %p", new_entry));
1809 	new_entry->cred = cred;
1814 	vm_map_entry_link(map, new_entry);
1815 	if ((new_entry->eflags & MAP_ENTRY_GUARD) == 0)
1816 		map->size += new_entry->end - new_entry->start;
1824 	vm_map_try_merge_entries(map, prev_entry, new_entry);
1825 	*res = vm_map_try_merge_entries(map, new_entry, next_entry);
2431 	vm_map_entry_t new_entry;
2442 	new_entry = vm_map_entry_create(map);
2443 	*new_entry = *entry;
2444 	if (new_entry->cred != NULL)
2447 		vm_object_reference(new_entry->object.vm_object);
2448 		vm_map_entry_set_vnode_text(new_entry, true);
2456 	return (new_entry);
2469 	vm_map_entry_t new_entry;
2490 	new_entry = vm_map_entry_clone(map, entry);
2496 	new_entry->end = startaddr;
2497 	vm_map_entry_link(map, new_entry);
2542 	vm_map_entry_t new_entry;
2563 	new_entry = vm_map_entry_clone(map, entry);
2569 	new_entry->start = endaddr;
2570 	vm_map_entry_link(map, new_entry);
4326 	vm_map_entry_t new_entry, old_entry;
4444 			new_entry = vm_map_entry_create(new_map);
4445 			*new_entry = *old_entry;
4446 			new_entry->eflags &= ~(MAP_ENTRY_USER_WIRED |
4448 			new_entry->wiring_thread = NULL;
4449 			new_entry->wired_count = 0;
4450 			if (new_entry->eflags & MAP_ENTRY_WRITECNT) {
4452 				    new_entry->start, new_entry->end);
4454 			vm_map_entry_set_vnode_text(new_entry, true);
4460 			vm_map_entry_link(new_map, new_entry);
4461 			vmspace_map_entry_forked(vm1, vm2, new_entry);
4467 			    new_entry->start,
4476 			new_entry = vm_map_entry_create(new_map);
4477 			*new_entry = *old_entry;
4481 			new_entry->eflags &= ~(MAP_ENTRY_USER_WIRED |
4483 			new_entry->wiring_thread = NULL;
4484 			new_entry->wired_count = 0;
4485 			new_entry->object.vm_object = NULL;
4486 			new_entry->cred = NULL;
4487 			vm_map_entry_link(new_map, new_entry);
4488 			vmspace_map_entry_forked(vm1, vm2, new_entry);
4490 			    new_entry, fork_charge);
4491 			vm_map_entry_set_vnode_text(new_entry, true);
4499 			new_entry = vm_map_entry_create(new_map);
4500 			memset(new_entry, 0, sizeof(*new_entry));
4502 			new_entry->start = old_entry->start;
4503 			new_entry->end = old_entry->end;
4504 			new_entry->eflags = old_entry->eflags &
4508 			new_entry->protection = old_entry->protection;
4509 			new_entry->max_protection = old_entry->max_protection;
4510 			new_entry->inheritance = VM_INHERIT_ZERO;
4512 			vm_map_entry_link(new_map, new_entry);
4513 			vmspace_map_entry_forked(vm1, vm2, new_entry);
4515 			new_entry->cred = curthread->td_ucred;
4516 			crhold(new_entry->cred);
4517 			*fork_charge += (new_entry->end - new_entry->start);
4572 	vm_map_entry_t gap_entry, new_entry, prev_entry;
4632 	    &new_entry);
4635 	KASSERT(new_entry->end == top || new_entry->start == bot,
4638 	    (new_entry->eflags & MAP_ENTRY_GROWS_DOWN) != 0,
4641 	    (new_entry->eflags & MAP_ENTRY_GROWS_UP) != 0,