1 /* 2 * Copyright (c) 2008 The DragonFly Project. All rights reserved. 3 * 4 * This code is derived from software contributed to The DragonFly Project 5 * by Matthew Dillon <dillon@backplane.com> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 3. Neither the name of The DragonFly Project nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific, prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $DragonFly: src/sys/netgraph7/dragonfly.h,v 1.1 2008/06/26 23:05:35 dillon Exp $ 35 */ 36 37 #include <sys/lock.h> 38 #include <sys/objcache.h> 39 40 struct mtx { 41 struct lock lock; 42 }; 43 44 #define mtx_contested(mtx) 0 45 46 #define mtx_lock(mtx) lockmgr(&(mtx)->lock, LK_EXCLUSIVE|LK_RETRY) 47 #define mtx_unlock(mtx) lockmgr(&(mtx)->lock, LK_RELEASE) 48 #define mtx_assert(mtx, unused) \ 49 (lockstatus(&(mtx)->lock, curthread) == LK_EXCLUSIVE) 50 #define mtx_init(mtx, name, something, type) \ 51 lockinit(&(mtx)->lock, name, 0, 0) 52 #define mtx_destroy(mtx) \ 53 lockuninit(&(mtx)->lock) 54 #define mtx_trylock(mtx) \ 55 (lockmgr(&(mtx)->lock, LK_EXCLUSIVE|LK_NOWAIT) == 0) 56 57 #define printf kprintf 58 #define snprintf ksnprintf 59 60 typedef struct objcache *objcache_t; 61 #define uma_zone_t objcache_t 62 63 #define CTR1(ktr_line, ...) 64 #define CTR2(ktr_line, ...) 65 #define CTR3(ktr_line, ...) 66 #define CTR4(ktr_line, ...) 67 #define CTR5(ktr_line, ...) 68 #define CTR6(ktr_line, ...) 69 #define cpu_spinwait() cpu_pause() 70 71 #define splnet() 0 72 #define splx(v) 73 74