1 /*- 2 * Copyright (c) 2010 Isilon Systems, Inc. 3 * Copyright (c) 2010 iX Systems, Inc. 4 * Copyright (c) 2010 Panasas, Inc. 5 * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. 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 * $FreeBSD$ 30 */ 31 #ifndef _LINUX_MODULE_H_ 32 #define _LINUX_MODULE_H_ 33 34 #include <sys/cdefs.h> 35 #include <sys/types.h> 36 #include <sys/module.h> 37 38 #include <linux/list.h> 39 #include <linux/compiler.h> 40 #include <linux/kobject.h> 41 #include <linux/sysfs.h> 42 #include <linux/moduleparam.h> 43 #include <linux/slab.h> 44 45 #define MODULE_AUTHOR(name) 46 #define MODULE_DESCRIPTION(name) 47 #define MODULE_LICENSE(name) 48 49 #define THIS_MODULE ((struct module *)0) 50 51 #define EXPORT_SYMBOL(name) 52 #define EXPORT_SYMBOL_GPL(name) 53 54 /* OFED pre-module initialization */ 55 #define SI_SUB_OFED_PREINIT (SI_SUB_ROOT_CONF - 2) 56 /* OFED default module initialization */ 57 #define SI_SUB_OFED_MODINIT (SI_SUB_ROOT_CONF - 1) 58 59 #include <sys/linker.h> 60 61 static inline void 62 _module_run(void *arg) 63 { 64 void (*fn)(void); 65 #ifdef OFED_DEBUG_INIT 66 char name[1024]; 67 caddr_t pc; 68 long offset; 69 70 pc = (caddr_t)arg; 71 if (linker_search_symbol_name(pc, name, sizeof(name), &offset) != 0) 72 printf("Running ??? (%p)\n", pc); 73 else 74 printf("Running %s (%p)\n", name, pc); 75 #endif 76 fn = arg; 77 DROP_GIANT(); 78 fn(); 79 PICKUP_GIANT(); 80 } 81 82 #define module_init(fn) \ 83 SYSINIT(fn, SI_SUB_OFED_MODINIT, SI_ORDER_FIRST, _module_run, (fn)) 84 85 #define module_exit(fn) \ 86 SYSUNINIT(fn, SI_SUB_OFED_MODINIT, SI_ORDER_SECOND, _module_run, (fn)) 87 88 /* 89 * The following two macros are a workaround for not having a module 90 * load and unload order resolver: 91 */ 92 #define module_init_order(fn, order) \ 93 SYSINIT(fn, SI_SUB_OFED_MODINIT, (order), _module_run, (fn)) 94 95 #define module_exit_order(fn, order) \ 96 SYSUNINIT(fn, SI_SUB_OFED_MODINIT, (order), _module_run, (fn)) 97 98 #define module_get(module) 99 #define module_put(module) 100 #define try_module_get(module) 1 101 102 #endif /* _LINUX_MODULE_H_ */ 103