| 1 | // SPDX-License-Identifier: GPL-2.0 |
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| 2 | /* |
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| 3 | * Copyright (c) 2000-2005 Silicon Graphics, Inc. |
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| 4 | * All Rights Reserved. |
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| 5 | */ |
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| 6 | #ifndef __XFS_SB_H__ |
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| 7 | #define __XFS_SB_H__ |
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| 8 | |
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| 9 | struct xfs_mount; |
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| 10 | struct xfs_sb; |
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| 11 | struct xfs_dsb; |
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| 12 | struct xfs_trans; |
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| 13 | struct xfs_fsop_geom; |
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| 14 | struct xfs_perag; |
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| 15 | |
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| 16 | extern void xfs_log_sb(struct xfs_trans *tp); |
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| 17 | extern int xfs_sync_sb(struct xfs_mount *mp, bool wait); |
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| 18 | extern int xfs_sync_sb_buf(struct xfs_mount *mp, bool update_rtsb); |
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| 19 | extern void xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp); |
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| 20 | void xfs_sb_mount_rextsize(struct xfs_mount *mp, struct xfs_sb *sbp); |
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| 21 | void xfs_mount_sb_set_rextsize(struct xfs_mount *mp, |
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| 22 | struct xfs_sb *sbp, xfs_agblock_t rextsize); |
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| 23 | extern void xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from); |
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| 24 | extern void xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from); |
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| 25 | extern void xfs_sb_quota_from_disk(struct xfs_sb *sbp); |
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| 26 | extern bool xfs_sb_good_version(struct xfs_sb *sbp); |
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| 27 | extern uint64_t xfs_sb_version_to_features(struct xfs_sb *sbp); |
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| 28 | |
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| 29 | extern int xfs_update_secondary_sbs(struct xfs_mount *mp); |
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| 30 | |
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| 31 | #define XFS_FS_GEOM_MAX_STRUCT_VER (5) |
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| 32 | extern void xfs_fs_geometry(struct xfs_mount *mp, struct xfs_fsop_geom *geo, |
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| 33 | int struct_version); |
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| 34 | extern int xfs_sb_read_secondary(struct xfs_mount *mp, |
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| 35 | struct xfs_trans *tp, xfs_agnumber_t agno, |
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| 36 | struct xfs_buf **bpp); |
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| 37 | extern int xfs_sb_get_secondary(struct xfs_mount *mp, |
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| 38 | struct xfs_trans *tp, xfs_agnumber_t agno, |
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| 39 | struct xfs_buf **bpp); |
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| 40 | |
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| 41 | bool xfs_validate_stripe_geometry(struct xfs_mount *mp, |
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| 42 | __s64 sunit, __s64 swidth, int sectorsize, bool may_repair, |
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| 43 | bool silent); |
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| 44 | bool xfs_validate_rt_geometry(struct xfs_sb *sbp); |
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| 45 | |
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| 46 | uint8_t xfs_compute_rextslog(xfs_rtbxlen_t rtextents); |
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| 47 | int xfs_compute_rgblklog(xfs_rtxlen_t rgextents, xfs_rgblock_t rextsize); |
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| 48 | |
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| 49 | #endif /* __XFS_SB_H__ */ |
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| 50 | |
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