139cfddd2SFrançois Tigeot /* 2d6aa1cc5SFrançois Tigeot * Copyright (c) 2017-2018 François Tigeot <ftigeot@wolfpond.org> 339cfddd2SFrançois Tigeot * All rights reserved. 439cfddd2SFrançois Tigeot * 539cfddd2SFrançois Tigeot * Redistribution and use in source and binary forms, with or without 639cfddd2SFrançois Tigeot * modification, are permitted provided that the following conditions 739cfddd2SFrançois Tigeot * are met: 839cfddd2SFrançois Tigeot * 1. Redistributions of source code must retain the above copyright 939cfddd2SFrançois Tigeot * notice unmodified, this list of conditions, and the following 1039cfddd2SFrançois Tigeot * disclaimer. 1139cfddd2SFrançois Tigeot * 2. Redistributions in binary form must reproduce the above copyright 1239cfddd2SFrançois Tigeot * notice, this list of conditions and the following disclaimer in the 1339cfddd2SFrançois Tigeot * documentation and/or other materials provided with the distribution. 1439cfddd2SFrançois Tigeot * 1539cfddd2SFrançois Tigeot * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1639cfddd2SFrançois Tigeot * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1739cfddd2SFrançois Tigeot * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1839cfddd2SFrançois Tigeot * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1939cfddd2SFrançois Tigeot * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2039cfddd2SFrançois Tigeot * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2139cfddd2SFrançois Tigeot * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2239cfddd2SFrançois Tigeot * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2339cfddd2SFrançois Tigeot * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2439cfddd2SFrançois Tigeot * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2539cfddd2SFrançois Tigeot */ 2639cfddd2SFrançois Tigeot 2739cfddd2SFrançois Tigeot #ifndef LINUX_RCUPDATE_H 2839cfddd2SFrançois Tigeot #define LINUX_RCUPDATE_H 2939cfddd2SFrançois Tigeot 30d6aa1cc5SFrançois Tigeot #include <linux/types.h> 31d6aa1cc5SFrançois Tigeot #include <linux/cache.h> 32d6aa1cc5SFrançois Tigeot #include <linux/spinlock.h> 33d6aa1cc5SFrançois Tigeot #include <linux/threads.h> 34d6aa1cc5SFrançois Tigeot #include <linux/cpumask.h> 35d6aa1cc5SFrançois Tigeot #include <linux/seqlock.h> 36d6aa1cc5SFrançois Tigeot #include <linux/lockdep.h> 37d6aa1cc5SFrançois Tigeot #include <linux/completion.h> 38d6aa1cc5SFrançois Tigeot #include <linux/bug.h> 39d6aa1cc5SFrançois Tigeot #include <linux/compiler.h> 40d6aa1cc5SFrançois Tigeot #include <linux/ktime.h> 41d6aa1cc5SFrançois Tigeot 42d6aa1cc5SFrançois Tigeot #include <asm/barrier.h> 43d6aa1cc5SFrançois Tigeot 4439cfddd2SFrançois Tigeot static inline void 4539cfddd2SFrançois Tigeot rcu_read_lock(void) 4639cfddd2SFrançois Tigeot { 4739cfddd2SFrançois Tigeot } 4839cfddd2SFrançois Tigeot 4939cfddd2SFrançois Tigeot static inline void 5039cfddd2SFrançois Tigeot rcu_read_unlock(void) 5139cfddd2SFrançois Tigeot { 5239cfddd2SFrançois Tigeot } 5339cfddd2SFrançois Tigeot 54*21c41faeSFrançois Tigeot #define rcu_dereference_protected(p, condition) \ 55*21c41faeSFrançois Tigeot ((typeof(*p) *)(p)) 56*21c41faeSFrançois Tigeot 5739cfddd2SFrançois Tigeot #define rcu_dereference(p) (p) 5839cfddd2SFrançois Tigeot 5939cfddd2SFrançois Tigeot #endif /* LINUX_RCUPDATE_H */ 60