Loading...
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
4 * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
5 */
6
7#ifndef __LOPS_DOT_H__
8#define __LOPS_DOT_H__
9
10#include <linux/list.h>
11#include "incore.h"
12
13extern const struct gfs2_log_operations *gfs2_log_ops[];
14extern void gfs2_log_incr_head(struct gfs2_sbd *sdp);
15extern u64 gfs2_log_bmap(struct gfs2_jdesc *jd, unsigned int lbn);
16extern void gfs2_log_write(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd,
17 struct page *page, unsigned size, unsigned offset,
18 u64 blkno);
19extern void gfs2_log_submit_bio(struct bio **biop, blk_opf_t opf);
20extern void gfs2_pin(struct gfs2_sbd *sdp, struct buffer_head *bh);
21extern int gfs2_find_jhead(struct gfs2_jdesc *jd,
22 struct gfs2_log_header_host *head, bool keep_cache);
23extern void gfs2_drain_revokes(struct gfs2_sbd *sdp);
24static inline unsigned int buf_limit(struct gfs2_sbd *sdp)
25{
26 return sdp->sd_ldptrs;
27}
28
29static inline unsigned int databuf_limit(struct gfs2_sbd *sdp)
30{
31 return sdp->sd_ldptrs / 2;
32}
33
34static inline void lops_before_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_before_commit)
40 gfs2_log_ops[x]->lo_before_commit(sdp, tr);
41}
42
43static inline void lops_after_commit(struct gfs2_sbd *sdp,
44 struct gfs2_trans *tr)
45{
46 int x;
47 for (x = 0; gfs2_log_ops[x]; x++)
48 if (gfs2_log_ops[x]->lo_after_commit)
49 gfs2_log_ops[x]->lo_after_commit(sdp, tr);
50}
51
52static inline void lops_before_scan(struct gfs2_jdesc *jd,
53 struct gfs2_log_header_host *head,
54 unsigned int pass)
55{
56 int x;
57 for (x = 0; gfs2_log_ops[x]; x++)
58 if (gfs2_log_ops[x]->lo_before_scan)
59 gfs2_log_ops[x]->lo_before_scan(jd, head, pass);
60}
61
62static inline int lops_scan_elements(struct gfs2_jdesc *jd, u32 start,
63 struct gfs2_log_descriptor *ld,
64 __be64 *ptr,
65 unsigned int pass)
66{
67 int x, error;
68 for (x = 0; gfs2_log_ops[x]; x++)
69 if (gfs2_log_ops[x]->lo_scan_elements) {
70 error = gfs2_log_ops[x]->lo_scan_elements(jd, start,
71 ld, ptr, pass);
72 if (error)
73 return error;
74 }
75
76 return 0;
77}
78
79static inline void lops_after_scan(struct gfs2_jdesc *jd, int error,
80 unsigned int pass)
81{
82 int x;
83 for (x = 0; gfs2_log_ops[x]; x++)
84 if (gfs2_log_ops[x]->lo_before_scan)
85 gfs2_log_ops[x]->lo_after_scan(jd, error, pass);
86}
87
88#endif /* __LOPS_DOT_H__ */
89
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
4 * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
5 */
6
7#ifndef __LOPS_DOT_H__
8#define __LOPS_DOT_H__
9
10#include <linux/list.h>
11#include "incore.h"
12
13extern const struct gfs2_log_operations *gfs2_log_ops[];
14extern void gfs2_log_incr_head(struct gfs2_sbd *sdp);
15extern u64 gfs2_log_bmap(struct gfs2_jdesc *jd, unsigned int lbn);
16extern void gfs2_log_write(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd,
17 struct page *page, unsigned size, unsigned offset,
18 u64 blkno);
19extern void gfs2_log_submit_bio(struct bio **biop, int opf);
20extern void gfs2_pin(struct gfs2_sbd *sdp, struct buffer_head *bh);
21extern int gfs2_find_jhead(struct gfs2_jdesc *jd,
22 struct gfs2_log_header_host *head, bool keep_cache);
23extern void gfs2_drain_revokes(struct gfs2_sbd *sdp);
24static inline unsigned int buf_limit(struct gfs2_sbd *sdp)
25{
26 return sdp->sd_ldptrs;
27}
28
29static inline unsigned int databuf_limit(struct gfs2_sbd *sdp)
30{
31 return sdp->sd_ldptrs / 2;
32}
33
34static inline void lops_before_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_before_commit)
40 gfs2_log_ops[x]->lo_before_commit(sdp, tr);
41}
42
43static inline void lops_after_commit(struct gfs2_sbd *sdp,
44 struct gfs2_trans *tr)
45{
46 int x;
47 for (x = 0; gfs2_log_ops[x]; x++)
48 if (gfs2_log_ops[x]->lo_after_commit)
49 gfs2_log_ops[x]->lo_after_commit(sdp, tr);
50}
51
52static inline void lops_before_scan(struct gfs2_jdesc *jd,
53 struct gfs2_log_header_host *head,
54 unsigned int pass)
55{
56 int x;
57 for (x = 0; gfs2_log_ops[x]; x++)
58 if (gfs2_log_ops[x]->lo_before_scan)
59 gfs2_log_ops[x]->lo_before_scan(jd, head, pass);
60}
61
62static inline int lops_scan_elements(struct gfs2_jdesc *jd, u32 start,
63 struct gfs2_log_descriptor *ld,
64 __be64 *ptr,
65 unsigned int pass)
66{
67 int x, error;
68 for (x = 0; gfs2_log_ops[x]; x++)
69 if (gfs2_log_ops[x]->lo_scan_elements) {
70 error = gfs2_log_ops[x]->lo_scan_elements(jd, start,
71 ld, ptr, pass);
72 if (error)
73 return error;
74 }
75
76 return 0;
77}
78
79static inline void lops_after_scan(struct gfs2_jdesc *jd, int error,
80 unsigned int pass)
81{
82 int x;
83 for (x = 0; gfs2_log_ops[x]; x++)
84 if (gfs2_log_ops[x]->lo_before_scan)
85 gfs2_log_ops[x]->lo_after_scan(jd, error, pass);
86}
87
88#endif /* __LOPS_DOT_H__ */
89