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📄 Makefile.am(859 B)
📄 acl.h(7.15 KB)
📄 acl_impl.h(1.52 KB)
📄 atomic.h(5.25 KB)
📄 byteorder.h(2.99 KB)
📄 callb.h(7.01 KB)
📄 ccompat.h(4.02 KB)
📄 ccompile.h(7.92 KB)
📄 cmn_err.h(2.18 KB)
📄 condvar.h(5.72 KB)
📄 console.h(1.48 KB)
📄 cred.h(5.17 KB)
📄 ctype.h(1.8 KB)
📄 debug.h(5.91 KB)
📄 dirent.h(1.68 KB)
📄 disp.h(1.51 KB)
📄 dkio.h(14.73 KB)
📄 extdirent.h(2.17 KB)
📄 file.h(1.8 KB)
📄 freebsd_rwlock.h(1.46 KB)
📄 idmap.h(3.21 KB)
📄 inttypes.h(20 B)
📄 isa_defs.h(19.68 KB)
📄 kidmap.h(1.68 KB)
📄 kmem.h(3.65 KB)
📄 kmem_cache.h(1.96 KB)
📄 kstat.h(7.61 KB)
📄 list.h(1.8 KB)
📄 list_impl.h(1.26 KB)
📄 lock.h(1.79 KB)
📄 misc.h(1.95 KB)
📄 mod_os.h(4.01 KB)
📄 mode.h(20 B)
📄 mount.h(1.65 KB)
📄 mutex.h(2.59 KB)
📄 param.h(1.63 KB)
📄 policy.h(3.47 KB)
📄 proc.h(3.33 KB)
📄 processor.h(1.46 KB)
📄 procfs_list.h(2 KB)
📄 random.h(1.71 KB)
📄 rwlock.h(3.31 KB)
📄 sdt.h(1.76 KB)
📄 sid.h(2.47 KB)
📄 sig.h(2.11 KB)
📄 simd.h(1.68 KB)
📄 simd_x86.h(7.07 KB)
📄 spl_condvar.h(3.04 KB)
📄 string.h(1.64 KB)
📄 strings.h(20 B)
📄 sunddi.h(2.28 KB)
📄 sysmacros.h(11.66 KB)
📄 systeminfo.h(1.45 KB)
📄 systm.h(1.68 KB)
📄 taskq.h(3.75 KB)
📄 thread.h(1.47 KB)
📄 time.h(3 KB)
📄 timer.h(1.65 KB)
📄 trace.h(14 B)
📄 trace_zfs.h(14 B)
📄 types.h(2.99 KB)
📄 types32.h(1.52 KB)
📄 uio.h(2.91 KB)
📄 uuid.h(2.93 KB)
📄 vfs.h(4.55 KB)
📄 vm.h(2.54 KB)
📄 vmsystm.h(1.42 KB)
📄 vnode.h(6.07 KB)
📄 vnode_impl.h(10.47 KB)
📄 zmod.h(1.87 KB)
📄 zone.h(2.29 KB)

Editing: spl_condvar.h

/*
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2000 Jake Burkholder <jake@freebsd.org>.
 * 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.
 *
 * $FreeBSD$
 */

#ifndef	_SPL_SYS_CONDVAR_H_
#define	_SPL_SYS_CONDVAR_H_

#ifndef	LOCORE
#include <sys/queue.h>

struct lock_object;
struct thread;

TAILQ_HEAD(cv_waitq, thread);

/*
 * Condition variable.  The waiters count is protected by the mutex that
 * protects the condition; that is, the mutex that is passed to cv_wait*()
 * and is held across calls to cv_signal() and cv_broadcast().  It is an
 * optimization to avoid looking up the sleep queue if there are no waiters.
 */
struct cv {
	const char	*cv_description;
	int		cv_waiters;
};

void	cv_init(struct cv *cvp, const char *desc);
void	cv_destroy(struct cv *cvp);

void	_cv_wait(struct cv *cvp, struct lock_object *lock);
void	_cv_wait_unlock(struct cv *cvp, struct lock_object *lock);
int	_cv_wait_sig(struct cv *cvp, struct lock_object *lock);
int	_cv_timedwait_sbt(struct cv *cvp, struct lock_object *lock,
	    sbintime_t sbt, sbintime_t pr, int flags);
int	_cv_timedwait_sig_sbt(struct cv *cvp, struct lock_object *lock,
	    sbintime_t sbt, sbintime_t pr, int flags);

void	cv_signal(struct cv *cvp);
void	cv_broadcastpri(struct cv *cvp, int pri);

#define	cv_wait(cvp, lock)						\
	_cv_wait((cvp), &(lock)->lock_object)
#define	cv_wait_unlock(cvp, lock)					\
	_cv_wait_unlock((cvp), &(lock)->lock_object)
#define	cv_timedwait_sbt(cvp, lock, sbt, pr, flags)			\
	_cv_timedwait_sbt((cvp), &(lock)->lock_object, (sbt), (pr), (flags))
#define	cv_timedwait_sig_sbt(cvp, lock, sbt, pr, flags)			\
	_cv_timedwait_sig_sbt((cvp), &(lock)->lock_object, (sbt), (pr), (flags))

#define	cv_broadcast(cvp)	cv_broadcastpri(cvp, 0)

#define	cv_wmesg(cvp)		((cvp)->cv_description)

#endif	/* !LOCORE */
#endif	/* _SYS_CONDVAR_H_ */

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