NetBSD/sys/sys/workqueue.h

58 lines
2.0 KiB
C

/* $NetBSD: workqueue.h,v 1.9 2007/10/19 12:16:48 ad Exp $ */
/*-
* Copyright (c)2002, 2005 YAMAMOTO Takashi,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _SYS_WORKQUEUE_H_
#define _SYS_WORKQUEUE_H_
struct cpu_info;
/*
* a simple "do it in thread context" framework.
*
* this framework is designed to make struct work small as
* far as possible, so that it can be embedded into other structures
* without too much cost.
*/
struct work {
void *wk_dummy;
};
struct workqueue;
#define WQ_MPSAFE 0x01
#define WQ_PERCPU 0x02
int workqueue_create(struct workqueue **, const char *,
void (*)(struct work *, void *), void *, pri_t, int, int);
void workqueue_destroy(struct workqueue *);
void workqueue_enqueue(struct workqueue *, struct work *, struct cpu_info *);
#endif /* _SYS_WORKQUEUE_H_ */