1 // SPDX-License-Identifier: GPL-2.0-only 2 /****************************************************************************** 3 ******************************************************************************* 4 ** 5 ** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. 6 ** Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved. 7 ** 8 ** 9 ******************************************************************************* 10 ******************************************************************************/ 11 12 #include <linux/module.h> 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 #include "lowcomms.h" 21 22 static int __init init_dlm(void) 23 { 24 int error; 25 26 error = dlm_memory_init(); 27 if (error) 28 goto out; 29 30 error = dlm_lockspace_init(); 31 if (error) 32 goto out_mem; 33 34 error = dlm_config_init(); 35 if (error) 36 goto out_lockspace; 37 38 dlm_register_debugfs(); 39 40 error = dlm_user_init(); 41 if (error) 42 goto out_debug; 43 44 error = dlm_netlink_init(); 45 if (error) 46 goto out_user; 47 48 error = dlm_plock_init(); 49 if (error) 50 goto out_netlink; 51 52 printk("DLM installed\n"); 53 54 return 0; 55 56 out_netlink: 57 dlm_netlink_exit(); 58 out_user: 59 dlm_user_exit(); 60 out_debug: 61 dlm_unregister_debugfs(); 62 dlm_config_exit(); 63 out_lockspace: 64 dlm_lockspace_exit(); 65 out_mem: 66 dlm_memory_exit(); 67 out: 68 return error; 69 } 70 71 static void __exit exit_dlm(void) 72 { 73 dlm_plock_exit(); 74 dlm_netlink_exit(); 75 dlm_user_exit(); 76 dlm_config_exit(); 77 dlm_memory_exit(); 78 dlm_lockspace_exit(); 79 dlm_lowcomms_exit(); 80 dlm_unregister_debugfs(); 81 } 82 83 module_init(init_dlm); 84 module_exit(exit_dlm); 85 86 MODULE_DESCRIPTION("Distributed Lock Manager"); 87 MODULE_AUTHOR("Red Hat, Inc."); 88 MODULE_LICENSE("GPL"); 89 90 EXPORT_SYMBOL_GPL(dlm_new_lockspace); 91 EXPORT_SYMBOL_GPL(dlm_release_lockspace); 92 EXPORT_SYMBOL_GPL(dlm_lock); 93 EXPORT_SYMBOL_GPL(dlm_unlock); 94 95