1 /*- 2 * Copyright (c) 2010 Isilon Systems, Inc. 3 * Copyright (c) 2010 iX Systems, Inc. 4 * Copyright (c) 2010 Panasas, Inc. 5 * Copyright (c) 2015 François Tigeot 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice unmodified, this list of conditions, and the following 13 * disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #ifndef _LINUX_COMPILER_H_ 31 #define _LINUX_COMPILER_H_ 32 33 #include <sys/cdefs.h> 34 35 #define __user 36 #define __kernel 37 #define __safe 38 #define __force 39 #define __nocast 40 #define __iomem 41 #define __chk_user_ptr(x) 0 42 #define __chk_io_ptr(x) 0 43 #define __builtin_warning(x, y...) (1) 44 #define __acquires(x) 45 #define __releases(x) 46 #define __acquire(x) 0 47 #define __release(x) 0 48 #define __cond_lock(x,c) (c) 49 #define __bitwise 50 #define __devinitdata 51 #define __init 52 #define __devinit 53 #define __devexit 54 #define __exit 55 #define __stringify(x) #x 56 #define __attribute_const__ __attribute__((__const__)) 57 #undef __always_inline 58 #define __always_inline inline 59 60 #define likely(x) __builtin_expect(!!(x), 1) 61 #define unlikely(x) __builtin_expect(!!(x), 0) 62 #define typeof(x) __typeof(x) 63 64 #define __read_mostly 65 #define __always_unused __unused 66 #define __must_check __heedresult 67 68 #define __printf(a,b) __printflike(a,b) 69 70 71 #define barrier() cpu_ccfence() 72 73 #define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x)) 74 75 #endif /* _LINUX_COMPILER_H_ */ 76