2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
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 version 2.
10 #ifndef __TRANS_DOT_H__
11 #define __TRANS_DOT_H__
13 #include <linux/buffer_head.h>
19 #define RES_INDIRECT 1
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 */
31 static inline unsigned int gfs2_rg_blocks(const struct gfs2_alloc *al)
33 return (al->al_requested < al->al_rgd->rd_length)?
34 al->al_requested + 1 : al->al_rgd->rd_length;
37 int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks,
38 unsigned int revokes);
40 void gfs2_trans_end(struct gfs2_sbd *sdp);
42 void gfs2_trans_add_bh(struct gfs2_glock *gl, struct buffer_head *bh, int meta);
43 void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd);
44 void gfs2_trans_add_unrevoke(struct gfs2_sbd *sdp, u64 blkno, unsigned int len);
45 void gfs2_trans_add_rg(struct gfs2_rgrpd *rgd);
47 #endif /* __TRANS_DOT_H__ */