/* * 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 */