1 | /* $NetBSD: workqueue.h,v 1.9 2007/10/19 12:16:48 ad Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c)2002, 2005 YAMAMOTO Takashi, |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
26 | * SUCH DAMAGE. |
27 | */ |
28 | |
29 | #ifndef _SYS_WORKQUEUE_H_ |
30 | #define _SYS_WORKQUEUE_H_ |
31 | |
32 | struct cpu_info; |
33 | |
34 | /* |
35 | * a simple "do it in thread context" framework. |
36 | * |
37 | * this framework is designed to make struct work small as |
38 | * far as possible, so that it can be embedded into other structures |
39 | * without too much cost. |
40 | */ |
41 | |
42 | struct work { |
43 | void *wk_dummy; |
44 | }; |
45 | |
46 | struct workqueue; |
47 | |
48 | #define WQ_MPSAFE 0x01 |
49 | #define WQ_PERCPU 0x02 |
50 | |
51 | int workqueue_create(struct workqueue **, const char *, |
52 | void (*)(struct work *, void *), void *, pri_t, int, int); |
53 | void workqueue_destroy(struct workqueue *); |
54 | |
55 | void workqueue_enqueue(struct workqueue *, struct work *, struct cpu_info *); |
56 | |
57 | #endif /* _SYS_WORKQUEUE_H_ */ |
58 | |