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David Teiglandb3b94fa2006-01-16 16:50:04 +00001/*
2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
Steven Whitehouse3a8a9a12006-05-18 15:09:15 -04003 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
David Teiglandb3b94fa2006-01-16 16:50:04 +00004 *
5 * This copyrighted material is made available to anyone wishing to use,
6 * modify, copy, or redistribute it subject to the terms and conditions
7 * of the GNU General Public License v.2.
8 */
9
10#ifndef __LOPS_DOT_H__
11#define __LOPS_DOT_H__
12
Steven Whitehouseb09e5932006-04-07 11:17:32 -040013extern const struct gfs2_log_operations gfs2_glock_lops;
14extern const struct gfs2_log_operations gfs2_buf_lops;
15extern const struct gfs2_log_operations gfs2_revoke_lops;
16extern const struct gfs2_log_operations gfs2_rg_lops;
17extern const struct gfs2_log_operations gfs2_databuf_lops;
David Teiglandb3b94fa2006-01-16 16:50:04 +000018
Steven Whitehouseb09e5932006-04-07 11:17:32 -040019extern const struct gfs2_log_operations *gfs2_log_ops[];
David Teiglandb3b94fa2006-01-16 16:50:04 +000020
21static inline void lops_init_le(struct gfs2_log_element *le,
Steven Whitehouseb09e5932006-04-07 11:17:32 -040022 const struct gfs2_log_operations *lops)
David Teiglandb3b94fa2006-01-16 16:50:04 +000023{
24 INIT_LIST_HEAD(&le->le_list);
25 le->le_ops = lops;
26}
27
28static inline void lops_add(struct gfs2_sbd *sdp, struct gfs2_log_element *le)
29{
30 if (le->le_ops->lo_add)
31 le->le_ops->lo_add(sdp, le);
32}
33
34static inline void lops_incore_commit(struct gfs2_sbd *sdp,
35 struct gfs2_trans *tr)
36{
37 int x;
38 for (x = 0; gfs2_log_ops[x]; x++)
39 if (gfs2_log_ops[x]->lo_incore_commit)
40 gfs2_log_ops[x]->lo_incore_commit(sdp, tr);
41}
42
43static inline void lops_before_commit(struct gfs2_sbd *sdp)
44{
45 int x;
46 for (x = 0; gfs2_log_ops[x]; x++)
47 if (gfs2_log_ops[x]->lo_before_commit)
48 gfs2_log_ops[x]->lo_before_commit(sdp);
49}
50
51static inline void lops_after_commit(struct gfs2_sbd *sdp, struct gfs2_ail *ai)
52{
53 int x;
54 for (x = 0; gfs2_log_ops[x]; x++)
55 if (gfs2_log_ops[x]->lo_after_commit)
56 gfs2_log_ops[x]->lo_after_commit(sdp, ai);
57}
58
59static inline void lops_before_scan(struct gfs2_jdesc *jd,
60 struct gfs2_log_header *head,
61 unsigned int pass)
62{
63 int x;
64 for (x = 0; gfs2_log_ops[x]; x++)
65 if (gfs2_log_ops[x]->lo_before_scan)
66 gfs2_log_ops[x]->lo_before_scan(jd, head, pass);
67}
68
69static inline int lops_scan_elements(struct gfs2_jdesc *jd, unsigned int start,
70 struct gfs2_log_descriptor *ld,
71 __be64 *ptr,
72 unsigned int pass)
73{
74 int x, error;
75 for (x = 0; gfs2_log_ops[x]; x++)
76 if (gfs2_log_ops[x]->lo_scan_elements) {
77 error = gfs2_log_ops[x]->lo_scan_elements(jd, start,
78 ld, ptr, pass);
79 if (error)
80 return error;
81 }
82
83 return 0;
84}
85
86static inline void lops_after_scan(struct gfs2_jdesc *jd, int error,
87 unsigned int pass)
88{
89 int x;
90 for (x = 0; gfs2_log_ops[x]; x++)
91 if (gfs2_log_ops[x]->lo_before_scan)
92 gfs2_log_ops[x]->lo_after_scan(jd, error, pass);
93}
94
95#endif /* __LOPS_DOT_H__ */
96