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xfs: log bmap intent items

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Provide a mechanism for higher levels to create BUI/BUD items, submit
them to the log, and a stub function to deal with recovered BUI items.
These parts will be connected to the rmapbt in a later patch.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong
2016-10-03 09:11:26 -07:00
parent 6413a01420
commit 77d61fe45e
7 changed files with 358 additions and 0 deletions
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fs/xfs/xfs_bmap_item.h
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@@ -93,5 +93,6 @@ struct xfs_bud_log_item *xfs_bud_init(struct xfs_mount *,
struct xfs_bui_log_item *);
void xfs_bui_item_free(struct xfs_bui_log_item *);
void xfs_bui_release(struct xfs_bui_log_item *);
int xfs_bui_recover(struct xfs_mount *mp, struct xfs_bui_log_item *buip);
#endif /* __XFS_BMAP_ITEM_H__ */