David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | ******************************************************************************* |
| 3 | ** |
| 4 | ** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. |
David Teigland | 3ae1acf | 2007-05-18 08:59:31 -0500 | [diff] [blame] | 5 | ** Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved. |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 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 | |
Paul Gortmaker | 7963b8a | 2016-09-19 16:44:50 -0400 | [diff] [blame] | 14 | #include <linux/module.h> |
| 15 | |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 16 | #include "dlm_internal.h" |
| 17 | #include "lockspace.h" |
| 18 | #include "lock.h" |
David Teigland | 597d0ca | 2006-07-12 16:44:04 -0500 | [diff] [blame] | 19 | #include "user.h" |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 20 | #include "memory.h" |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 21 | #include "config.h" |
David Teigland | 36b71a8 | 2012-07-26 12:44:30 -0500 | [diff] [blame] | 22 | #include "lowcomms.h" |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 23 | |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 24 | static int __init init_dlm(void) |
| 25 | { |
| 26 | int error; |
| 27 | |
| 28 | error = dlm_memory_init(); |
| 29 | if (error) |
| 30 | goto out; |
| 31 | |
| 32 | error = dlm_lockspace_init(); |
| 33 | if (error) |
| 34 | goto out_mem; |
| 35 | |
| 36 | error = dlm_config_init(); |
| 37 | if (error) |
| 38 | goto out_lockspace; |
| 39 | |
| 40 | error = dlm_register_debugfs(); |
| 41 | if (error) |
| 42 | goto out_config; |
| 43 | |
David Teigland | 597d0ca | 2006-07-12 16:44:04 -0500 | [diff] [blame] | 44 | error = dlm_user_init(); |
| 45 | if (error) |
Patrick Caulfield | ac33d07 | 2006-12-06 15:10:37 +0000 | [diff] [blame] | 46 | goto out_debug; |
David Teigland | 597d0ca | 2006-07-12 16:44:04 -0500 | [diff] [blame] | 47 | |
David Teigland | 3ae1acf | 2007-05-18 08:59:31 -0500 | [diff] [blame] | 48 | error = dlm_netlink_init(); |
| 49 | if (error) |
| 50 | goto out_user; |
| 51 | |
David Teigland | 2402211 | 2008-03-14 15:09:15 -0500 | [diff] [blame] | 52 | error = dlm_plock_init(); |
| 53 | if (error) |
| 54 | goto out_netlink; |
| 55 | |
Michal Marek | 75ce481 | 2011-04-01 12:41:20 +0200 | [diff] [blame] | 56 | printk("DLM installed\n"); |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 57 | |
| 58 | return 0; |
| 59 | |
David Teigland | 2402211 | 2008-03-14 15:09:15 -0500 | [diff] [blame] | 60 | out_netlink: |
| 61 | dlm_netlink_exit(); |
David Teigland | 3ae1acf | 2007-05-18 08:59:31 -0500 | [diff] [blame] | 62 | out_user: |
| 63 | dlm_user_exit(); |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 64 | out_debug: |
| 65 | dlm_unregister_debugfs(); |
| 66 | out_config: |
| 67 | dlm_config_exit(); |
| 68 | out_lockspace: |
| 69 | dlm_lockspace_exit(); |
| 70 | out_mem: |
| 71 | dlm_memory_exit(); |
| 72 | out: |
| 73 | return error; |
| 74 | } |
| 75 | |
| 76 | static void __exit exit_dlm(void) |
| 77 | { |
David Teigland | 2402211 | 2008-03-14 15:09:15 -0500 | [diff] [blame] | 78 | dlm_plock_exit(); |
David Teigland | 3ae1acf | 2007-05-18 08:59:31 -0500 | [diff] [blame] | 79 | dlm_netlink_exit(); |
David Teigland | 597d0ca | 2006-07-12 16:44:04 -0500 | [diff] [blame] | 80 | dlm_user_exit(); |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 81 | dlm_config_exit(); |
| 82 | dlm_memory_exit(); |
| 83 | dlm_lockspace_exit(); |
David Teigland | 36b71a8 | 2012-07-26 12:44:30 -0500 | [diff] [blame] | 84 | dlm_lowcomms_exit(); |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 85 | dlm_unregister_debugfs(); |
| 86 | } |
| 87 | |
| 88 | module_init(init_dlm); |
| 89 | module_exit(exit_dlm); |
| 90 | |
| 91 | MODULE_DESCRIPTION("Distributed Lock Manager"); |
| 92 | MODULE_AUTHOR("Red Hat, Inc."); |
| 93 | MODULE_LICENSE("GPL"); |
| 94 | |
| 95 | EXPORT_SYMBOL_GPL(dlm_new_lockspace); |
| 96 | EXPORT_SYMBOL_GPL(dlm_release_lockspace); |
| 97 | EXPORT_SYMBOL_GPL(dlm_lock); |
| 98 | EXPORT_SYMBOL_GPL(dlm_unlock); |
| 99 | |