1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. |
4 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
5 | */ |
6 | |
7 | #ifndef __TRANS_DOT_H__ |
8 | #define __TRANS_DOT_H__ |
9 | |
10 | #include <linux/buffer_head.h> |
11 | struct gfs2_sbd; |
12 | struct gfs2_rgrpd; |
13 | struct gfs2_glock; |
14 | |
15 | #define RES_DINODE 1 |
16 | #define RES_INDIRECT 1 |
17 | #define RES_JDATA 1 |
18 | #define RES_DATA 1 |
19 | #define RES_LEAF 1 |
20 | #define RES_RG_HDR 1 |
21 | #define RES_RG_BIT 2 |
22 | #define RES_EATTR 1 |
23 | #define RES_STATFS 1 |
24 | #define RES_QUOTA 2 |
25 | |
26 | /* reserve either the number of blocks to be allocated plus the rg header |
27 | * block, or all of the blocks in the rg, whichever is smaller */ |
28 | static inline unsigned int gfs2_rg_blocks(const struct gfs2_inode *ip, unsigned requested) |
29 | { |
30 | struct gfs2_rgrpd *rgd = ip->i_res.rs_rgd; |
31 | |
32 | if (requested < rgd->rd_length) |
33 | return requested + 1; |
34 | return rgd->rd_length; |
35 | } |
36 | |
37 | int __gfs2_trans_begin(struct gfs2_trans *tr, struct gfs2_sbd *sdp, |
38 | unsigned int blocks, unsigned int revokes, |
39 | unsigned long ip); |
40 | int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks, |
41 | unsigned int revokes); |
42 | |
43 | void gfs2_trans_end(struct gfs2_sbd *sdp); |
44 | void gfs2_trans_add_data(struct gfs2_glock *gl, struct buffer_head *bh); |
45 | void gfs2_trans_add_meta(struct gfs2_glock *gl, struct buffer_head *bh); |
46 | void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd); |
47 | void gfs2_trans_remove_revoke(struct gfs2_sbd *sdp, u64 blkno, unsigned int len); |
48 | void gfs2_trans_free(struct gfs2_sbd *sdp, struct gfs2_trans *tr); |
49 | |
50 | #endif /* __TRANS_DOT_H__ */ |
51 | |