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9f22b0cf JR |
1 | /* |
2 | * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc. | |
3 | * | |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | #include <config.h> | |
17 | #include "rculist.h" | |
18 | ||
19 | /* Initializes 'list' with pointers that will (probably) cause segfaults if | |
20 | * dereferenced and, better yet, show up clearly in a debugger. */ | |
21 | void | |
22 | rculist_poison__(struct rculist *list) | |
23 | OVS_NO_THREAD_SAFETY_ANALYSIS | |
24 | { | |
25 | list->prev = RCULIST_POISON; | |
26 | ovsrcu_set_hidden(&list->next, RCULIST_POISON); | |
27 | } |