sys/vm/vm_map.c

825 	vm_map_entry_t new_entry;
828 		new_entry = uma_zalloc(kmapentzone, M_NOWAIT);
830 		new_entry = uma_zalloc(mapentzone, M_WAITOK);
831 	if (new_entry == NULL)
833 	return (new_entry);
1170 	vm_map_entry_t new_entry, prev_entry, temp_entry;
1316 	new_entry = vm_map_entry_create(map);
1317 	new_entry->start = start;
1318 	new_entry->end = end;
1319 	new_entry->cred = NULL;
1321 	new_entry->eflags = protoeflags;
1322 	new_entry->object.vm_object = object;
1323 	new_entry->offset = offset;
1325 	new_entry->inheritance = inheritance;
1326 	new_entry->protection = prot;
1327 	new_entry->max_protection = max;
1328 	new_entry->wired_count = 0;
1329 	new_entry->wiring_thread = NULL;
1330 	new_entry->read_ahead = VM_FAULT_READ_AHEAD_INIT;
1331 	new_entry->next_read = start;
1333 	KASSERT(cred == NULL || !ENTRY_CHARGED(new_entry),
1334 	    ("overcommit: vm_map_insert leaks vm_map %p", new_entry));
1335 	new_entry->cred = cred;
1340 	vm_map_entry_link(map, prev_entry, new_entry);
1341 	if ((new_entry->eflags & MAP_ENTRY_GUARD) == 0)
1342 		map->size += new_entry->end - new_entry->start;
1350 	vm_map_simplify_entry(map, new_entry);
1697 	vm_map_entry_t new_entry;
1741 	new_entry = vm_map_entry_create(map);
1742 	*new_entry = *entry;
1744 	new_entry->end = start;
1747 	if (new_entry->cred != NULL)
1750 	vm_map_entry_link(map, entry->prev, new_entry);
1753 		vm_object_reference(new_entry->object.vm_object);
1784 	vm_map_entry_t new_entry;
1824 	new_entry = vm_map_entry_create(map);
1825 	*new_entry = *entry;
1827 	new_entry->start = entry->end = end;
1828 	new_entry->offset += (end - entry->start);
1829 	if (new_entry->cred != NULL)
1832 	vm_map_entry_link(map, entry, new_entry);
1835 		vm_object_reference(new_entry->object.vm_object);
3393 	vm_map_entry_t new_entry, old_entry;
3498 			new_entry = vm_map_entry_create(new_map);
3499 			*new_entry = *old_entry;
3500 			new_entry->eflags &= ~(MAP_ENTRY_USER_WIRED |
3502 			new_entry->wiring_thread = NULL;
3503 			new_entry->wired_count = 0;
3504 			if (new_entry->eflags & MAP_ENTRY_VN_WRITECNT) {
3506 				    new_entry->start, new_entry->end);
3514 			    new_entry);
3515 			vmspace_map_entry_forked(vm1, vm2, new_entry);
3521 			    new_entry->start,
3530 			new_entry = vm_map_entry_create(new_map);
3531 			*new_entry = *old_entry;
3535 			new_entry->eflags &= ~(MAP_ENTRY_USER_WIRED |
3537 			new_entry->wiring_thread = NULL;
3538 			new_entry->wired_count = 0;
3539 			new_entry->object.vm_object = NULL;
3540 			new_entry->cred = NULL;
3542 			    new_entry);
3543 			vmspace_map_entry_forked(vm1, vm2, new_entry);
3545 			    new_entry, fork_charge);
3553 			new_entry = vm_map_entry_create(new_map);
3554 			memset(new_entry, 0, sizeof(*new_entry));
3556 			new_entry->start = old_entry->start;
3557 			new_entry->end = old_entry->end;
3558 			new_entry->eflags = old_entry->eflags &
3561 			new_entry->protection = old_entry->protection;
3562 			new_entry->max_protection = old_entry->max_protection;
3563 			new_entry->inheritance = VM_INHERIT_ZERO;
3566 			    new_entry);
3567 			vmspace_map_entry_forked(vm1, vm2, new_entry);
3569 			new_entry->cred = curthread->td_ucred;
3570 			crhold(new_entry->cred);
3571 			*fork_charge += (new_entry->end - new_entry->start);
3627 	vm_map_entry_t new_entry, prev_entry;
3689 	new_entry = prev_entry->next;
3690 	KASSERT(new_entry->end == top || new_entry->start == bot,
3693 	    (new_entry->eflags & MAP_ENTRY_GROWS_DOWN) != 0,
3696 	    (new_entry->eflags & MAP_ENTRY_GROWS_UP) != 0,
3711 			new_entry->prev->next_read = sgp;
3713 			new_entry->next->next_read = sgp;