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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2016-10-03 09:11:28 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2016-10-04 11:05:44 -0700 |
| commit | 9f3afb57d5f1e7145986132106c6ca91f8136cc2 (patch) | |
| tree | 37792cc32fef4ac1dfdb40049bd041f8259f2dda /fs/xfs/libxfs/xfs_bmap.h | |
| parent | 4847acf868bb426455c8b703c80ed5fc5e2ee556 (diff) | |
| download | linux-9f3afb57d5f1e7145986132106c6ca91f8136cc2.tar.gz linux-9f3afb57d5f1e7145986132106c6ca91f8136cc2.tar.bz2 linux-9f3afb57d5f1e7145986132106c6ca91f8136cc2.zip | |
xfs: implement deferred bmbt map/unmap operations
Implement deferred versions of the inode block map/unmap functions.
These will be used in subsequent patches to make reflink operations
atomic.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/libxfs/xfs_bmap.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_bmap.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_bmap.h b/fs/xfs/libxfs/xfs_bmap.h index 9c0406720d69..b40ef797a4bf 100644 --- a/fs/xfs/libxfs/xfs_bmap.h +++ b/fs/xfs/libxfs/xfs_bmap.h @@ -231,4 +231,13 @@ struct xfs_bmap_intent { struct xfs_bmbt_irec bi_bmap; }; +int xfs_bmap_finish_one(struct xfs_trans *tp, struct xfs_defer_ops *dfops, + struct xfs_inode *ip, enum xfs_bmap_intent_type type, + int whichfork, xfs_fileoff_t startoff, xfs_fsblock_t startblock, + xfs_filblks_t blockcount, xfs_exntst_t state); +int xfs_bmap_map_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops, + struct xfs_inode *ip, struct xfs_bmbt_irec *imap); +int xfs_bmap_unmap_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops, + struct xfs_inode *ip, struct xfs_bmbt_irec *imap); + #endif /* __XFS_BMAP_H__ */ |