|
|
|
|
/*
|
|
|
|
|
* Copyright 2010-2014 Samy Al Bahra.
|
|
|
|
|
* 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.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef _CK_SPINLOCK_H
|
|
|
|
|
#define _CK_SPINLOCK_H
|
|
|
|
|
|
|
|
|
|
#include "spinlock/anderson.h"
|
|
|
|
|
#include "spinlock/cas.h"
|
|
|
|
|
#include "spinlock/clh.h"
|
|
|
|
|
#include "spinlock/dec.h"
|
|
|
|
|
#include "spinlock/fas.h"
|
|
|
|
|
#include "spinlock/hclh.h"
|
|
|
|
|
#include "spinlock/mcs.h"
|
|
|
|
|
#include "spinlock/ticket.h"
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* On tested x86, x86_64, PPC64 and SPARC64 targets,
|
|
|
|
|
* ck_spinlock_fas proved to have lowest latency
|
|
|
|
|
* in fast path testing or negligible degradation
|
|
|
|
|
* from faster but less robust implementations.
|
|
|
|
|
*/
|
|
|
|
|
#define CK_SPINLOCK_INITIALIZER CK_SPINLOCK_FAS_INITIALIZER
|
|
|
|
|
#define ck_spinlock_t ck_spinlock_fas_t
|
|
|
|
|
#define ck_spinlock_init(x) ck_spinlock_fas_init(x)
|
|
|
|
|
#define ck_spinlock_lock(x) ck_spinlock_fas_lock(x)
|
|
|
|
|
#define ck_spinlock_lock_eb(x) ck_spinlock_fas_lock_eb(x)
|
|
|
|
|
#define ck_spinlock_unlock(x) ck_spinlock_fas_unlock(x)
|
|
|
|
|
#define ck_spinlock_locked(x) ck_spinlock_fas_locked(x)
|
|
|
|
|
#define ck_spinlock_trylock(x) ck_spinlock_fas_trylock(x)
|
|
|
|
|
|
|
|
|
|
CK_ELIDE_PROTOTYPE(ck_spinlock, ck_spinlock_t,
|
|
|
|
|
ck_spinlock_locked, ck_spinlock_lock,
|
|
|
|
|
ck_spinlock_locked, ck_spinlock_unlock)
|
|
|
|
|
|
|
|
|
|
CK_ELIDE_TRYLOCK_PROTOTYPE(ck_spinlock, ck_spinlock_t,
|
|
|
|
|
ck_spinlock_locked, ck_spinlock_trylock)
|
|
|
|
|
|
|
|
|
|
#endif /* _CK_SPINLOCK_H */
|
