mirror of https://gitee.com/openkylin/linux.git
46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2000-2005 Silicon Graphics, Inc.
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* All Rights Reserved.
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*/
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#ifndef __XFS_SB_H__
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#define __XFS_SB_H__
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struct xfs_mount;
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struct xfs_sb;
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struct xfs_dsb;
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struct xfs_trans;
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struct xfs_fsop_geom;
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struct xfs_perag;
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/*
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* perag get/put wrappers for ref counting
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*/
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extern struct xfs_perag *xfs_perag_get(struct xfs_mount *, xfs_agnumber_t);
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extern struct xfs_perag *xfs_perag_get_tag(struct xfs_mount *, xfs_agnumber_t,
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int tag);
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extern void xfs_perag_put(struct xfs_perag *pag);
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extern int xfs_initialize_perag_data(struct xfs_mount *, xfs_agnumber_t);
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extern void xfs_log_sb(struct xfs_trans *tp);
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extern int xfs_sync_sb(struct xfs_mount *mp, bool wait);
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extern int xfs_sync_sb_buf(struct xfs_mount *mp);
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extern void xfs_sb_mount_common(struct xfs_mount *mp, struct xfs_sb *sbp);
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extern void xfs_sb_from_disk(struct xfs_sb *to, struct xfs_dsb *from);
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extern void xfs_sb_to_disk(struct xfs_dsb *to, struct xfs_sb *from);
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extern void xfs_sb_quota_from_disk(struct xfs_sb *sbp);
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extern int xfs_update_secondary_sbs(struct xfs_mount *mp);
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#define XFS_FS_GEOM_MAX_STRUCT_VER (4)
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extern int xfs_fs_geometry(struct xfs_sb *sbp, struct xfs_fsop_geom *geo,
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int struct_version);
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extern int xfs_sb_read_secondary(struct xfs_mount *mp,
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struct xfs_trans *tp, xfs_agnumber_t agno,
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struct xfs_buf **bpp);
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extern int xfs_sb_get_secondary(struct xfs_mount *mp,
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struct xfs_trans *tp, xfs_agnumber_t agno,
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struct xfs_buf **bpp);
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#endif /* __XFS_SB_H__ */
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