1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
4 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
7 #ifndef __TRANS_DOT_H__
8 #define __TRANS_DOT_H__
10 #include <linux/buffer_head.h>
16 #define RES_INDIRECT 1
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)
30 struct gfs2_rgrpd *rgd = ip->i_res.rs_rbm.rgd;
32 if (requested < rgd->rd_length)
34 return rgd->rd_length;
37 extern int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks,
38 unsigned int revokes);
40 extern void gfs2_trans_end(struct gfs2_sbd *sdp);
41 extern void gfs2_trans_add_data(struct gfs2_glock *gl, struct buffer_head *bh);
42 extern void gfs2_trans_add_meta(struct gfs2_glock *gl, struct buffer_head *bh);
43 extern void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd);
44 extern void gfs2_trans_remove_revoke(struct gfs2_sbd *sdp, u64 blkno, unsigned int len);
46 #endif /* __TRANS_DOT_H__ */