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| author | Christoph Hellwig <hch@lst.de> | 2017-08-29 15:44:13 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2017-09-01 13:08:25 -0700 |
| commit | 4c35445b591ee669097c5b98e4bb677808e9f582 (patch) | |
| tree | 8b271e65f8334e31ac01562f7e6bfd45d199e9d9 /fs/xfs | |
| parent | 4da6b514eaa168c246fc5c1245c4f82084bcf24e (diff) | |
| download | linux-4c35445b591ee669097c5b98e4bb677808e9f582.tar.gz linux-4c35445b591ee669097c5b98e4bb677808e9f582.tar.bz2 linux-4c35445b591ee669097c5b98e4bb677808e9f582.zip | |
xfs: use xfs_iext_*_extent helpers in xfs_bmap_split_extent_at
This abstracts the function away from details of the low-level extent
list implementation.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/libxfs/xfs_bmap.c | 20 |
1 files changed, 4 insertions, 16 deletions
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 88beac28258e..9b877024c804 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -6253,7 +6253,6 @@ xfs_bmap_split_extent_at( { int whichfork = XFS_DATA_FORK; struct xfs_btree_cur *cur = NULL; - struct xfs_bmbt_rec_host *gotp; struct xfs_bmbt_irec got; struct xfs_bmbt_irec new; /* split extent */ struct xfs_mount *mp = ip->i_mount; @@ -6285,21 +6284,10 @@ xfs_bmap_split_extent_at( } /* - * gotp can be null in 2 cases: 1) if there are no extents - * or 2) split_fsb lies in a hole beyond which there are - * no extents. Either way, we are done. + * If there are not extents, or split_fsb lies in a hole we are done. */ - gotp = xfs_iext_bno_to_ext(ifp, split_fsb, ¤t_ext); - if (!gotp) - return 0; - - xfs_bmbt_get_all(gotp, &got); - - /* - * Check split_fsb lies in a hole or the start boundary offset - * of the extent. - */ - if (got.br_startoff >= split_fsb) + if (!xfs_iext_lookup_extent(ip, ifp, split_fsb, ¤t_ext, &got) || + got.br_startoff >= split_fsb) return 0; gotblkcnt = split_fsb - got.br_startoff; @@ -6322,8 +6310,8 @@ xfs_bmap_split_extent_at( XFS_WANT_CORRUPTED_GOTO(mp, i == 1, del_cursor); } - xfs_bmbt_set_blockcount(gotp, gotblkcnt); got.br_blockcount = gotblkcnt; + xfs_iext_update_extent(ifp, current_ext, &got); logflags = XFS_ILOG_CORE; if (cur) { |