xref: /illumos-gate/usr/src/uts/common/fs/zfs/sys/zthr.h (revision 0250c53ad267726f2438e3c6556199a0bbf588a2)
1 /*
2  * CDDL HEADER START
3  *
4  * This file and its contents are supplied under the terms of the
5  * Common Development and Distribution License ("CDDL"), version 1.0.
6  * You may only use this file in accordance with the terms of version
7  * 1.0 of the CDDL.
8  *
9  * A full copy of the text of the CDDL should have accompanied this
10  * source. A copy of the CDDL is also available via the Internet at
11  * http://www.illumos.org/license/CDDL.
12  *
13  * CDDL HEADER END
14  */
15 
16 /*
17  * Copyright (c) 2017, 2018 by Delphix. All rights reserved.
18  */
19 
20 #ifndef _SYS_ZTHR_H
21 #define	_SYS_ZTHR_H
22 
23 typedef struct zthr zthr_t;
24 typedef void (zthr_func_t)(void *, zthr_t *);
25 typedef boolean_t (zthr_checkfunc_t)(void *, zthr_t *);
26 
27 extern zthr_t *zthr_create(zthr_checkfunc_t checkfunc,
28     zthr_func_t *func, void *arg);
29 extern zthr_t *zthr_create_timer(zthr_checkfunc_t *checkfunc,
30     zthr_func_t *func, void *arg, hrtime_t nano_wait);
31 extern void zthr_destroy(zthr_t *t);
32 
33 extern void zthr_wakeup(zthr_t *t);
34 extern void zthr_cancel(zthr_t *t);
35 extern void zthr_resume(zthr_t *t);
36 
37 extern boolean_t zthr_iscancelled(zthr_t *t);
38 
39 #endif /* _SYS_ZTHR_H */
40