1 /****************************************************************************** 2 ******************************************************************************* 3 ** 4 ** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. 5 ** Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved. 6 ** 7 ** This copyrighted material is made available to anyone wishing to use, 8 ** modify, copy, or redistribute it subject to the terms and conditions 9 ** of the GNU General Public License v.2. 10 ** 11 ******************************************************************************* 12 ******************************************************************************/ 13 14 #include "dlm_internal.h" 15 #include "lockspace.h" 16 #include "lock.h" 17 #include "user.h" 18 #include "memory.h" 19 #include "config.h" 20 21 #ifdef CONFIG_DLM_DEBUG 22 int dlm_register_debugfs(void); 23 void dlm_unregister_debugfs(void); 24 #else 25 static inline int dlm_register_debugfs(void) { return 0; } 26 static inline void dlm_unregister_debugfs(void) { } 27 #endif 28 int dlm_netlink_init(void); 29 void dlm_netlink_exit(void); 30 31 static int __init init_dlm(void) 32 { 33 int error; 34 35 error = dlm_memory_init(); 36 if (error) 37 goto out; 38 39 error = dlm_lockspace_init(); 40 if (error) 41 goto out_mem; 42 43 error = dlm_config_init(); 44 if (error) 45 goto out_lockspace; 46 47 error = dlm_register_debugfs(); 48 if (error) 49 goto out_config; 50 51 error = dlm_user_init(); 52 if (error) 53 goto out_debug; 54 55 error = dlm_netlink_init(); 56 if (error) 57 goto out_user; 58 59 printk("DLM (built %s %s) installed\n", __DATE__, __TIME__); 60 61 return 0; 62 63 out_user: 64 dlm_user_exit(); 65 out_debug: 66 dlm_unregister_debugfs(); 67 out_config: 68 dlm_config_exit(); 69 out_lockspace: 70 dlm_lockspace_exit(); 71 out_mem: 72 dlm_memory_exit(); 73 out: 74 return error; 75 } 76 77 static void __exit exit_dlm(void) 78 { 79 dlm_netlink_exit(); 80 dlm_user_exit(); 81 dlm_config_exit(); 82 dlm_memory_exit(); 83 dlm_lockspace_exit(); 84 dlm_unregister_debugfs(); 85 } 86 87 module_init(init_dlm); 88 module_exit(exit_dlm); 89 90 MODULE_DESCRIPTION("Distributed Lock Manager"); 91 MODULE_AUTHOR("Red Hat, Inc."); 92 MODULE_LICENSE("GPL"); 93 94 EXPORT_SYMBOL_GPL(dlm_new_lockspace); 95 EXPORT_SYMBOL_GPL(dlm_release_lockspace); 96 EXPORT_SYMBOL_GPL(dlm_lock); 97 EXPORT_SYMBOL_GPL(dlm_unlock); 98 99