diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_sb.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_sb.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_sb.h b/fs/xfs/libxfs/xfs_sb.h new file mode 100644 index 000000000..13564d698 --- /dev/null +++ b/fs/xfs/libxfs/xfs_sb.h @@ -0,0 +1,45 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2000-2005 Silicon Graphics, Inc. + * All Rights Reserved. + */ +#ifndef __XFS_SB_H__ +#define __XFS_SB_H__ + +struct xfs_mount; +struct xfs_sb; +struct xfs_dsb; +struct xfs_trans; +struct xfs_fsop_geom; +struct xfs_perag; + +/* + * perag get/put wrappers for ref counting + */ +extern struct xfs_perag *xfs_perag_get(struct xfs_mount *, xfs_agnumber_t); +extern struct xfs_perag *xfs_perag_get_tag(struct xfs_mount *, xfs_agnumber_t, + int tag); +extern void xfs_perag_put(struct xfs_perag *pag); +extern int xfs_initialize_perag_data(struct xfs_mount *, xfs_agnumber_t); + +extern void xfs_log_sb(struct xfs_trans *tp); +extern int xfs_sync_sb(struct xfs_mount *mp, bool wait); +extern int xfs_sync_sb_buf(struct xfs_mount *mp); +extern void xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp); +extern void xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from); +extern void xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from); +extern void xfs_sb_quota_from_disk(struct xfs_sb *sbp); + +extern int xfs_update_secondary_sbs(struct xfs_mount *mp); + +#define XFS_FS_GEOM_MAX_STRUCT_VER (4) +extern int xfs_fs_geometry(struct xfs_sb *sbp, struct xfs_fsop_geom *geo, + int struct_version); +extern int xfs_sb_read_secondary(struct xfs_mount *mp, + struct xfs_trans *tp, xfs_agnumber_t agno, + struct xfs_buf **bpp); +extern int xfs_sb_get_secondary(struct xfs_mount *mp, + struct xfs_trans *tp, xfs_agnumber_t agno, + struct xfs_buf **bpp); + +#endif /* __XFS_SB_H__ */ |