projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b3b94faa DT |
1 | /* |
| 2 | * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. | |
| 3a8a9a10 | 3 | * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
| b3b94faa DT |
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 | |
| e9fc2aa0 | 7 | * of the GNU General Public License version 2. |
| b3b94faa DT |
8 | */ |
| 9 | ||
| 10 | #ifndef __TRANS_DOT_H__ | |
| 11 | #define __TRANS_DOT_H__ | |
| 12 | ||
| f2f7ba52 SW |
13 | #include <linux/buffer_head.h> |
| 14 | struct gfs2_sbd; | |
| 15 | struct gfs2_rgrpd; | |
| 16 | struct gfs2_glock; | |
| 17 | ||
| b3b94faa DT |
18 | #define RES_DINODE 1 |
| 19 | #define RES_INDIRECT 1 | |
| 20 | #define RES_JDATA 1 | |
| 21 | #define RES_DATA 1 | |
| 22 | #define RES_LEAF 1 | |
| 3921120e | 23 | #define RES_RG_HDR 1 |
| b3b94faa DT |
24 | #define RES_RG_BIT 2 |
| 25 | #define RES_EATTR 1 | |
| b3b94faa DT |
26 | #define RES_STATFS 1 |
| 27 | #define RES_QUOTA 2 | |
| 28 | ||
| bf97b673 BM |
29 | /* reserve either the number of blocks to be allocated plus the rg header |
| 30 | * block, or all of the blocks in the rg, whichever is smaller */ | |
| 54335b1f | 31 | static inline unsigned int gfs2_rg_blocks(const struct gfs2_inode *ip) |
| bf97b673 | 32 | { |
| 564e12b1 | 33 | const struct gfs2_blkreserv *rs = ip->i_res; |
| 0a305e49 | 34 | if (rs && rs->rs_requested < ip->i_rgd->rd_length) |
| 564e12b1 | 35 | return rs->rs_requested + 1; |
| 54335b1f | 36 | return ip->i_rgd->rd_length; |
| bf97b673 BM |
37 | } |
| 38 | ||
| 7c9ca621 BP |
39 | extern int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks, |
| 40 | unsigned int revokes); | |
| b3b94faa | 41 | |
| 7c9ca621 BP |
42 | extern void gfs2_trans_end(struct gfs2_sbd *sdp); |
| 43 | extern void gfs2_trans_add_bh(struct gfs2_glock *gl, struct buffer_head *bh, int meta); | |
| 44 | extern void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd); | |
| 45 | extern void gfs2_trans_add_unrevoke(struct gfs2_sbd *sdp, u64 blkno, unsigned int len); | |
| b3b94faa DT |
46 | |
| 47 | #endif /* __TRANS_DOT_H__ */ |