zfs/include/sys/zthr.h

53 lines
1.3 KiB
C

/*
* CDDL HEADER START
*
* This file and its contents are supplied under the terms of the
* Common Development and Distribution License ("CDDL"), version 1.0.
* You may only use this file in accordance with the terms of version
* 1.0 of the CDDL.
*
* A full copy of the text of the CDDL should have accompanied this
* source. A copy of the CDDL is also available via the Internet at
* http://www.illumos.org/license/CDDL.
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2017 by Delphix. All rights reserved.
*/
#ifndef _SYS_ZTHR_H
#define _SYS_ZTHR_H
typedef struct zthr zthr_t;
typedef int (zthr_func_t)(void *, zthr_t *);
typedef boolean_t (zthr_checkfunc_t)(void *, zthr_t *);
struct zthr {
kthread_t *zthr_thread;
kmutex_t zthr_lock;
kcondvar_t zthr_cv;
boolean_t zthr_cancel;
zthr_checkfunc_t *zthr_checkfunc;
zthr_func_t *zthr_func;
void *zthr_arg;
int zthr_rc;
};
extern zthr_t *zthr_create(zthr_checkfunc_t checkfunc,
zthr_func_t *func, void *arg);
extern void zthr_exit(zthr_t *t, int rc);
extern void zthr_destroy(zthr_t *t);
extern void zthr_wakeup(zthr_t *t);
extern int zthr_cancel(zthr_t *t);
extern void zthr_resume(zthr_t *t);
extern boolean_t zthr_iscancelled(zthr_t *t);
extern boolean_t zthr_isrunning(zthr_t *t);
#endif /* _SYS_ZTHR_H */