1*1eaf0ac3Slogwang /*- 2*1eaf0ac3Slogwang * Copyright (c) 2007 Attilio Rao <[email protected]> 3*1eaf0ac3Slogwang * All rights reserved. 4*1eaf0ac3Slogwang * 5*1eaf0ac3Slogwang * Redistribution and use in source and binary forms, with or without 6*1eaf0ac3Slogwang * modification, are permitted provided that the following conditions 7*1eaf0ac3Slogwang * are met: 8*1eaf0ac3Slogwang * 1. Redistributions of source code must retain the above copyright 9*1eaf0ac3Slogwang * notice(s), this list of conditions and the following disclaimer as 10*1eaf0ac3Slogwang * the first lines of this file unmodified other than the possible 11*1eaf0ac3Slogwang * addition of one or more copyright notices. 12*1eaf0ac3Slogwang * 2. Redistributions in binary form must reproduce the above copyright 13*1eaf0ac3Slogwang * notice(s), this list of conditions and the following disclaimer in the 14*1eaf0ac3Slogwang * documentation and/or other materials provided with the distribution. 15*1eaf0ac3Slogwang * 16*1eaf0ac3Slogwang * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY 17*1eaf0ac3Slogwang * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18*1eaf0ac3Slogwang * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19*1eaf0ac3Slogwang * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY 20*1eaf0ac3Slogwang * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21*1eaf0ac3Slogwang * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22*1eaf0ac3Slogwang * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 23*1eaf0ac3Slogwang * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24*1eaf0ac3Slogwang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25*1eaf0ac3Slogwang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 26*1eaf0ac3Slogwang * DAMAGE. 27*1eaf0ac3Slogwang * 28*1eaf0ac3Slogwang * $FreeBSD$ 29*1eaf0ac3Slogwang */ 30*1eaf0ac3Slogwang 31*1eaf0ac3Slogwang #ifndef _SYS__SX_H_ 32*1eaf0ac3Slogwang #define _SYS__SX_H_ 33*1eaf0ac3Slogwang 34*1eaf0ac3Slogwang /* 35*1eaf0ac3Slogwang * Shared/exclusive lock main structure definition. 36*1eaf0ac3Slogwang */ 37*1eaf0ac3Slogwang struct sx { 38*1eaf0ac3Slogwang struct lock_object lock_object; 39*1eaf0ac3Slogwang void* sx_lock; 40*1eaf0ac3Slogwang }; 41*1eaf0ac3Slogwang 42*1eaf0ac3Slogwang #endif /* !_SYS__SX_H_ */ 43