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