1 /* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
6 * Glue to the underlying cluster stack.
8 * Copyright (C) 2007 Oracle. All rights reserved.
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public
12 * License as published by the Free Software Foundation, version 2.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
24 #include <linux/types.h>
25 #include <linux/list.h>
26 #include <linux/dlmconstants.h>
29 * dlmconstants.h does not have a LOCAL flag. We hope to remove it
30 * some day, but right now we need it. Let's fake it. This value is larger
31 * than any flag in dlmconstants.h.
33 #define DLM_LKF_LOCAL 0x00100000
35 #include "dlm/dlmapi.h"
37 struct ocfs2_locking_protocol {
38 void (*lp_lock_ast)(void *astarg);
39 void (*lp_blocking_ast)(void *astarg, int level);
40 void (*lp_unlock_ast)(void *astarg, int error);
43 union ocfs2_dlm_lksb {
44 struct dlm_lockstatus lksb_o2dlm;
47 int ocfs2_dlm_lock(struct dlm_ctxt *dlm,
49 union ocfs2_dlm_lksb *lksb,
54 int ocfs2_dlm_unlock(struct dlm_ctxt *dlm,
55 union ocfs2_dlm_lksb *lksb,
59 int ocfs2_dlm_lock_status(union ocfs2_dlm_lksb *lksb);
60 void *ocfs2_dlm_lvb(union ocfs2_dlm_lksb *lksb);
62 void o2cb_get_stack(struct ocfs2_locking_protocol *proto);
63 void o2cb_put_stack(void);
65 #endif /* STACKGLUE_H */