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authorDavid Teigland <teigland@redhat.com>2006-01-18 10:30:29 +0100
committerSteven Whitehouse <swhiteho@redhat.com>2006-01-18 10:30:29 +0100
commite7fd41792fc0ee52a05fcaac87511f118328d147 (patch)
treeeee5227088ba97daef795e385b7548d2a1cc4cb6 /fs/dlm/dir.h
parent[GFS2] Add documentation for GFS2 (diff)
downloadlinux-e7fd41792fc0ee52a05fcaac87511f118328d147.tar.xz
linux-e7fd41792fc0ee52a05fcaac87511f118328d147.zip
[DLM] The core of the DLM for GFS2/CLVM
This is the core of the distributed lock manager which is required to use GFS2 as a cluster filesystem. It is also used by CLVM and can be used as a standalone lock manager independantly of either of these two projects. It implements VAX-style locking modes. Signed-off-by: David Teigland <teigland@redhat.com> Signed-off-by: Steve Whitehouse <swhiteho@redhat.com>
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+/******************************************************************************
+*******************************************************************************
+**
+** 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.
+**
+*******************************************************************************
+******************************************************************************/
+
+#ifndef __DIR_DOT_H__
+#define __DIR_DOT_H__
+
+
+int dlm_dir_nodeid(struct dlm_rsb *rsb);
+int dlm_hash2nodeid(struct dlm_ls *ls, uint32_t hash);
+void dlm_dir_remove_entry(struct dlm_ls *ls, int nodeid, char *name, int len);
+void dlm_dir_clear(struct dlm_ls *ls);
+void dlm_clear_free_entries(struct dlm_ls *ls);
+int dlm_recover_directory(struct dlm_ls *ls);
+int dlm_dir_lookup(struct dlm_ls *ls, int nodeid, char *name, int namelen,
+ int *r_nodeid);
+void dlm_copy_master_names(struct dlm_ls *ls, char *inbuf, int inlen,
+ char *outbuf, int outlen, int nodeid);
+
+#endif /* __DIR_DOT_H__ */
+