1/*
 2 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
 3 * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
 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
 7 * of the GNU General Public License version 2.
 8 */
 9
10#ifndef __TRANS_DOT_H__
11#define __TRANS_DOT_H__
12
13#include <linux/buffer_head.h>
14struct gfs2_sbd;
15struct gfs2_rgrpd;
16struct gfs2_glock;
17
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
23#define RES_RG_HDR	1
24#define RES_RG_BIT	2
25#define RES_EATTR	1
26#define RES_STATFS	1
27#define RES_QUOTA	2
28
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 */
31static inline unsigned int gfs2_rg_blocks(const struct gfs2_inode *ip, unsigned requested)
32{
33	if (requested < ip->i_rgd->rd_length)
34		return requested + 1;
35	return ip->i_rgd->rd_length;
36}
37
38extern int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks,
39			    unsigned int revokes);
40
41extern void gfs2_trans_end(struct gfs2_sbd *sdp);
42extern void gfs2_trans_add_data(struct gfs2_glock *gl, struct buffer_head *bh);
43extern void gfs2_trans_add_meta(struct gfs2_glock *gl, struct buffer_head *bh);
44extern void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd);
45extern void gfs2_trans_add_unrevoke(struct gfs2_sbd *sdp, u64 blkno, unsigned int len);
46
47#endif /* __TRANS_DOT_H__ */

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
 4 * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
 5 */
 6
 7#ifndef __TRANS_DOT_H__
 8#define __TRANS_DOT_H__
 9
10#include <linux/buffer_head.h>
11struct gfs2_sbd;
12struct gfs2_rgrpd;
13struct gfs2_glock;
14
15#define RES_DINODE	1
16#define RES_INDIRECT	1
17#define RES_JDATA	1
18#define RES_DATA	1
19#define RES_LEAF	1
20#define RES_RG_HDR	1
21#define RES_RG_BIT	2
22#define RES_EATTR	1
23#define RES_STATFS	1
24#define RES_QUOTA	2
25
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 */
28static inline unsigned int gfs2_rg_blocks(const struct gfs2_inode *ip, unsigned requested)
29{
30	struct gfs2_rgrpd *rgd = ip->i_res.rs_rbm.rgd;
31
32	if (requested < rgd->rd_length)
33		return requested + 1;
34	return rgd->rd_length;
35}
36
37extern int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks,
38			    unsigned int revokes);
39
40extern void gfs2_trans_end(struct gfs2_sbd *sdp);
41extern void gfs2_trans_add_data(struct gfs2_glock *gl, struct buffer_head *bh);
42extern void gfs2_trans_add_meta(struct gfs2_glock *gl, struct buffer_head *bh);
43extern void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd);
44extern void gfs2_trans_remove_revoke(struct gfs2_sbd *sdp, u64 blkno, unsigned int len);
45extern void gfs2_trans_free(struct gfs2_sbd *sdp, struct gfs2_trans *tr);
46
47#endif /* __TRANS_DOT_H__ */