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 9 struct xfs_mount; 10 struct xfs_sb; 11 struct xfs_dsb; 12 struct xfs_trans; 13 struct xfs_fsop_geom; 14 struct xfs_perag; 15 16 extern void xfs_log_sb(struct xfs_trans *tp); 17 extern int xfs_sync_sb(struct xfs_mount *mp, bool wait); 18 extern int xfs_sync_sb_buf(struct xfs_mount *mp); 19 extern void xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp); 20 void xfs_mount_sb_set_rextsize(struct xfs_mount *mp, 21 struct xfs_sb *sbp); 22 extern void xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from); 23 extern void xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from); 24 extern void xfs_sb_quota_from_disk(struct xfs_sb *sbp); 25 extern bool xfs_sb_good_version(struct xfs_sb *sbp); 26 extern uint64_t xfs_sb_version_to_features(struct xfs_sb *sbp); 27 28 extern int xfs_update_secondary_sbs(struct xfs_mount *mp); 29 30 #define XFS_FS_GEOM_MAX_STRUCT_VER (5) 31 extern void xfs_fs_geometry(struct xfs_mount *mp, struct xfs_fsop_geom *geo, 32 int struct_version); 33 extern int xfs_sb_read_secondary(struct xfs_mount *mp, 34 struct xfs_trans *tp, xfs_agnumber_t agno, 35 struct xfs_buf **bpp); 36 extern int xfs_sb_get_secondary(struct xfs_mount *mp, 37 struct xfs_trans *tp, xfs_agnumber_t agno, 38 struct xfs_buf **bpp); 39 40 bool xfs_validate_stripe_geometry(struct xfs_mount *mp, 41 __s64 sunit, __s64 swidth, int sectorsize, bool may_repair, 42 bool silent); 43 bool xfs_validate_rt_geometry(struct xfs_sb *sbp); 44 45 uint8_t xfs_compute_rextslog(xfs_rtbxlen_t rtextents); 46 47 #endif /* __XFS_SB_H__ */ 48