xfs_sb.h

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * Copyright (c) 2000-2005 Silicon Graphics, Inc.
 4 * All Rights Reserved.
 5 */
 6#ifndef __XFS_SB_H__
 7#define	__XFS_SB_H__
 8
 9struct xfs_mount;
10struct xfs_sb;
11struct xfs_dsb;
12struct xfs_trans;
13struct xfs_fsop_geom;
14struct xfs_perag;
15
16extern void	xfs_log_sb(struct xfs_trans *tp);
17extern int	xfs_sync_sb(struct xfs_mount *mp, bool wait);
18extern int	xfs_sync_sb_buf(struct xfs_mount *mp, bool update_rtsb);
19extern void	xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp);
20void		xfs_sb_mount_rextsize(struct xfs_mount *mp, struct xfs_sb *sbp);
21void		xfs_mount_sb_set_rextsize(struct xfs_mount *mp,
22			struct xfs_sb *sbp, xfs_agblock_t rextsize);
23extern void	xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from);
24extern void	xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from);
25extern void	xfs_sb_quota_from_disk(struct xfs_sb *sbp);
26extern bool	xfs_sb_good_version(struct xfs_sb *sbp);
27extern uint64_t	xfs_sb_version_to_features(struct xfs_sb *sbp);
28
29extern int	xfs_update_secondary_sbs(struct xfs_mount *mp);
30
31#define XFS_FS_GEOM_MAX_STRUCT_VER	(5)
32extern void	xfs_fs_geometry(struct xfs_mount *mp, struct xfs_fsop_geom *geo,
33				int struct_version);
34extern int	xfs_sb_read_secondary(struct xfs_mount *mp,
35				struct xfs_trans *tp, xfs_agnumber_t agno,
36				struct xfs_buf **bpp);
37extern int	xfs_sb_get_secondary(struct xfs_mount *mp,
38				struct xfs_trans *tp, xfs_agnumber_t agno,
39				struct xfs_buf **bpp);
40
41bool	xfs_validate_stripe_geometry(struct xfs_mount *mp,
42		__s64 sunit, __s64 swidth, int sectorsize, bool may_repair,
43		bool silent);
44bool	xfs_validate_rt_geometry(struct xfs_sb *sbp);
45
46uint8_t xfs_compute_rextslog(xfs_rtbxlen_t rtextents);
47int xfs_compute_rgblklog(xfs_rtxlen_t rgextents, xfs_rgblock_t rextsize);
48
49#endif	/* __XFS_SB_H__ */