xref: /freebsd/sys/contrib/openzfs/include/thread_pool.h (revision 61145dc2b94f12f6a47344fb9aac702321880e43)
1 // SPDX-License-Identifier: CDDL-1.0
2 /*
3  * CDDL HEADER START
4  *
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License (the "License").
7  * You may not use this file except in compliance with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or https://opensource.org/licenses/CDDL-1.0.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 
23 /*
24  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
25  * Use is subject to license terms.
26  */
27 
28 #ifndef	_THREAD_POOL_H_
29 #define	_THREAD_POOL_H_ extern __attribute__((visibility("default")))
30 
31 #include <sys/types.h>
32 #include <pthread.h>
33 
34 #ifdef	__cplusplus
35 extern "C" {
36 #endif
37 
38 typedef	struct tpool tpool_t;	/* opaque thread pool descriptor */
39 
40 _THREAD_POOL_H_ tpool_t	*tpool_create(uint_t min_threads, uint_t max_threads,
41 			uint_t linger, pthread_attr_t *attr);
42 _THREAD_POOL_H_ int	tpool_dispatch(tpool_t *tpool,
43 			void (*func)(void *), void *arg);
44 _THREAD_POOL_H_ void	tpool_destroy(tpool_t *tpool);
45 _THREAD_POOL_H_ void	tpool_abandon(tpool_t *tpool);
46 _THREAD_POOL_H_ void	tpool_wait(tpool_t *tpool);
47 _THREAD_POOL_H_ void	tpool_suspend(tpool_t *tpool);
48 _THREAD_POOL_H_ int	tpool_suspended(tpool_t *tpool);
49 _THREAD_POOL_H_ void	tpool_resume(tpool_t *tpool);
50 _THREAD_POOL_H_ int	tpool_member(tpool_t *tpool);
51 
52 #ifdef	__cplusplus
53 }
54 #endif
55 
56 #endif	/* _THREAD_POOL_H_ */
57