| /* |
| * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. |
| * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. |
| * |
| * This copyrighted material is made available to anyone wishing to use, |
| * modify, copy, or redistribute it subject to the terms and conditions |
| * of the GNU General Public License version 2. |
| */ |
| |
| #ifndef __TRANS_DOT_H__ |
| #define __TRANS_DOT_H__ |
| |
| #include <linux/buffer_head.h> |
| struct gfs2_sbd; |
| struct gfs2_rgrpd; |
| struct gfs2_glock; |
| |
| #define RES_DINODE 1 |
| #define RES_INDIRECT 1 |
| #define RES_JDATA 1 |
| #define RES_DATA 1 |
| #define RES_LEAF 1 |
| #define RES_RG_HDR 1 |
| #define RES_RG_BIT 2 |
| #define RES_EATTR 1 |
| #define RES_STATFS 1 |
| #define RES_QUOTA 2 |
| |
| /* reserve either the number of blocks to be allocated plus the rg header |
| * block, or all of the blocks in the rg, whichever is smaller */ |
| static inline unsigned int gfs2_rg_blocks(const struct gfs2_inode *ip) |
| { |
| const struct gfs2_blkreserv *rs = ip->i_res; |
| if (rs->rs_requested < ip->i_rgd->rd_length) |
| return rs->rs_requested + 1; |
| return ip->i_rgd->rd_length; |
| } |
| |
| extern int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks, |
| unsigned int revokes); |
| |
| extern void gfs2_trans_end(struct gfs2_sbd *sdp); |
| extern void gfs2_trans_add_bh(struct gfs2_glock *gl, struct buffer_head *bh, int meta); |
| extern void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd); |
| extern void gfs2_trans_add_unrevoke(struct gfs2_sbd *sdp, u64 blkno, unsigned int len); |
| |
| #endif /* __TRANS_DOT_H__ */ |