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_inode
*ip
, unsigned requested
)
33 if (requested
< ip
->i_rgd
->rd_length
)
35 return ip
->i_rgd
->rd_length
;
38 extern int gfs2_trans_begin(struct gfs2_sbd
*sdp
, unsigned int blocks
,
39 unsigned int revokes
);
41 extern void gfs2_trans_end(struct gfs2_sbd
*sdp
);
42 extern void gfs2_trans_add_bh(struct gfs2_glock
*gl
, struct buffer_head
*bh
, int meta
);
43 extern void gfs2_trans_add_revoke(struct gfs2_sbd
*sdp
, struct gfs2_bufdata
*bd
);
44 extern void gfs2_trans_add_unrevoke(struct gfs2_sbd
*sdp
, u64 blkno
, unsigned int len
);
46 #endif /* __TRANS_DOT_H__ */
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