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1 | /* |
2 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. | |
3 | * Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved. | |
4 | * | |
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 | ||
13 | extern struct gfs2_log_operations gfs2_glock_lops; | |
14 | extern struct gfs2_log_operations gfs2_buf_lops; | |
15 | extern struct gfs2_log_operations gfs2_revoke_lops; | |
16 | extern struct gfs2_log_operations gfs2_rg_lops; | |
17 | extern struct gfs2_log_operations gfs2_databuf_lops; | |
18 | ||
19 | extern struct gfs2_log_operations *gfs2_log_ops[]; | |
20 | ||
21 | static inline void lops_init_le(struct gfs2_log_element *le, | |
22 | struct gfs2_log_operations *lops) | |
23 | { | |
24 | INIT_LIST_HEAD(&le->le_list); | |
25 | le->le_ops = lops; | |
26 | } | |
27 | ||
28 | static 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 | ||
34 | static 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 | ||
43 | static 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 | ||
51 | static 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 | ||
59 | static 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 | ||
69 | static 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 | ||
86 | static 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 |