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authorDavid Teigland <teigland@redhat.com>2006-01-16 16:52:38 +0000
committerSteven Whitehouse <swhiteho@redhat.com>2006-01-16 16:52:38 +0000
commit29b7998d887529eca1ef43c8ca7b278448dc983c (patch)
tree8968045a976eba9ce349b045c8db7a9ee82a6a2e /fs/gfs2/locking/dlm/main.c
parentb3b94faa5fe5968827ba0640ee9fba4b3e7f736e (diff)
[GFS2] The lock modules for GFS2
This patch contains the pluggable locking modules for GFS2. Signed-off-by: David Teigland <teigland@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/locking/dlm/main.c')
-rw-r--r--fs/gfs2/locking/dlm/main.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/fs/gfs2/locking/dlm/main.c b/fs/gfs2/locking/dlm/main.c
new file mode 100644
index 000000000000..3ced92ef1b19
--- /dev/null
+++ b/fs/gfs2/locking/dlm/main.c
@@ -0,0 +1,58 @@
+/******************************************************************************
+*******************************************************************************
+**
+** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
+** Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
+**
+** This copyrighted material is made available to anyone wishing to use,
+** modify, copy, or redistribute it subject to the terms and conditions
+** of the GNU General Public License v.2.
+**
+*******************************************************************************
+******************************************************************************/
+
+#include <linux/init.h>
+
+#include "lock_dlm.h"
+
+extern int gdlm_drop_count;
+extern int gdlm_drop_period;
+
+extern struct lm_lockops gdlm_ops;
+
+int __init init_lock_dlm(void)
+{
+ int error;
+
+ error = lm_register_proto(&gdlm_ops);
+ if (error) {
+ printk("lock_dlm: can't register protocol: %d\n", error);
+ return error;
+ }
+
+ error = gdlm_sysfs_init();
+ if (error) {
+ lm_unregister_proto(&gdlm_ops);
+ return error;
+ }
+
+ gdlm_drop_count = GDLM_DROP_COUNT;
+ gdlm_drop_period = GDLM_DROP_PERIOD;
+
+ printk("Lock_DLM (built %s %s) installed\n", __DATE__, __TIME__);
+ return 0;
+}
+
+void __exit exit_lock_dlm(void)
+{
+ lm_unregister_proto(&gdlm_ops);
+ gdlm_sysfs_exit();
+}
+
+module_init(init_lock_dlm);
+module_exit(exit_lock_dlm);
+
+MODULE_DESCRIPTION("GFS DLM Locking Module");
+MODULE_AUTHOR("Red Hat, Inc.");
+MODULE_LICENSE("GPL");
+