xref: /freebsd/sys/contrib/openzfs/include/thread_pool.h (revision eda14cbc264d6969b02f2b1994cef11148e914f1)
1*eda14cbcSMatt Macy /*
2*eda14cbcSMatt Macy  * CDDL HEADER START
3*eda14cbcSMatt Macy  *
4*eda14cbcSMatt Macy  * The contents of this file are subject to the terms of the
5*eda14cbcSMatt Macy  * Common Development and Distribution License (the "License").
6*eda14cbcSMatt Macy  * You may not use this file except in compliance with the License.
7*eda14cbcSMatt Macy  *
8*eda14cbcSMatt Macy  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*eda14cbcSMatt Macy  * or http://www.opensolaris.org/os/licensing.
10*eda14cbcSMatt Macy  * See the License for the specific language governing permissions
11*eda14cbcSMatt Macy  * and limitations under the License.
12*eda14cbcSMatt Macy  *
13*eda14cbcSMatt Macy  * When distributing Covered Code, include this CDDL HEADER in each
14*eda14cbcSMatt Macy  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*eda14cbcSMatt Macy  * If applicable, add the following below this CDDL HEADER, with the
16*eda14cbcSMatt Macy  * fields enclosed by brackets "[]" replaced with your own identifying
17*eda14cbcSMatt Macy  * information: Portions Copyright [yyyy] [name of copyright owner]
18*eda14cbcSMatt Macy  *
19*eda14cbcSMatt Macy  * CDDL HEADER END
20*eda14cbcSMatt Macy  */
21*eda14cbcSMatt Macy 
22*eda14cbcSMatt Macy /*
23*eda14cbcSMatt Macy  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24*eda14cbcSMatt Macy  * Use is subject to license terms.
25*eda14cbcSMatt Macy  */
26*eda14cbcSMatt Macy 
27*eda14cbcSMatt Macy #ifndef	_THREAD_POOL_H_
28*eda14cbcSMatt Macy #define	_THREAD_POOL_H_
29*eda14cbcSMatt Macy 
30*eda14cbcSMatt Macy #include <sys/types.h>
31*eda14cbcSMatt Macy #include <thread.h>
32*eda14cbcSMatt Macy #include <pthread.h>
33*eda14cbcSMatt Macy 
34*eda14cbcSMatt Macy #ifdef	__cplusplus
35*eda14cbcSMatt Macy extern "C" {
36*eda14cbcSMatt Macy #endif
37*eda14cbcSMatt Macy 
38*eda14cbcSMatt Macy typedef	struct tpool tpool_t;	/* opaque thread pool descriptor */
39*eda14cbcSMatt Macy 
40*eda14cbcSMatt Macy #if defined(__STDC__)
41*eda14cbcSMatt Macy 
42*eda14cbcSMatt Macy extern	tpool_t	*tpool_create(uint_t min_threads, uint_t max_threads,
43*eda14cbcSMatt Macy 			uint_t linger, pthread_attr_t *attr);
44*eda14cbcSMatt Macy extern	int	tpool_dispatch(tpool_t *tpool,
45*eda14cbcSMatt Macy 			void (*func)(void *), void *arg);
46*eda14cbcSMatt Macy extern	void	tpool_destroy(tpool_t *tpool);
47*eda14cbcSMatt Macy extern	void	tpool_abandon(tpool_t *tpool);
48*eda14cbcSMatt Macy extern	void	tpool_wait(tpool_t *tpool);
49*eda14cbcSMatt Macy extern	void	tpool_suspend(tpool_t *tpool);
50*eda14cbcSMatt Macy extern	int	tpool_suspended(tpool_t *tpool);
51*eda14cbcSMatt Macy extern	void	tpool_resume(tpool_t *tpool);
52*eda14cbcSMatt Macy extern	int	tpool_member(tpool_t *tpool);
53*eda14cbcSMatt Macy 
54*eda14cbcSMatt Macy #else	/* Non ANSI */
55*eda14cbcSMatt Macy 
56*eda14cbcSMatt Macy extern	tpool_t	*tpool_create();
57*eda14cbcSMatt Macy extern	int	tpool_dispatch();
58*eda14cbcSMatt Macy extern	void	tpool_destroy();
59*eda14cbcSMatt Macy extern	void	tpool_abandon();
60*eda14cbcSMatt Macy extern	void	tpool_wait();
61*eda14cbcSMatt Macy extern	void	tpool_suspend();
62*eda14cbcSMatt Macy extern	int	tpool_suspended();
63*eda14cbcSMatt Macy extern	void	tpool_resume();
64*eda14cbcSMatt Macy extern	int	tpool_member();
65*eda14cbcSMatt Macy 
66*eda14cbcSMatt Macy #endif	/* __STDC__ */
67*eda14cbcSMatt Macy 
68*eda14cbcSMatt Macy #ifdef	__cplusplus
69*eda14cbcSMatt Macy }
70*eda14cbcSMatt Macy #endif
71*eda14cbcSMatt Macy 
72*eda14cbcSMatt Macy #endif	/* _THREAD_POOL_H_ */
73