diff options
author | Christoph Hellwig <hch@lst.de> | 2017-11-03 10:34:39 -0700 |
---|---|---|
committer | Darrick J. Wong <darrick.wong@oracle.com> | 2017-11-06 11:53:38 -0800 |
commit | 41d196f439509fd8b09364ca1ba48194cccc6d6e (patch) | |
tree | 99c609c8596448c9ffda8f4b72b1476e2def2cb7 /fs/xfs | |
parent | 0d045540ed57e68b9ddcf5c325279a7e5ede7bbf (diff) | |
download | linux-41d196f439509fd8b09364ca1ba48194cccc6d6e.tar.bz2 |
xfs: treat idx as a cursor in xfs_bmap_add_extent_hole_delay
Stop poking before and after the index and just increment or decrement
it while doing our operations on it to prepare for a new extent list
implementation.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
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 | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index c0216e9e2af8..e2d8cbd054fe 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -2584,7 +2584,6 @@ xfs_bmap_add_extent_hole_delay( * on the left and on the right. * Merge all three into a single extent record. */ - --*idx; temp = left.br_blockcount + new->br_blockcount + right.br_blockcount; @@ -2595,9 +2594,10 @@ xfs_bmap_add_extent_hole_delay( oldlen); left.br_startblock = nullstartblock(newlen); left.br_blockcount = temp; - xfs_iext_update_extent(ip, state, *idx, &left); - xfs_iext_remove(ip, *idx + 1, 1, state); + xfs_iext_remove(ip, *idx, 1, state); + --*idx; + xfs_iext_update_extent(ip, state, *idx, &left); break; case BMAP_LEFT_CONTIG: @@ -2606,7 +2606,6 @@ xfs_bmap_add_extent_hole_delay( * on the left. * Merge the new allocation with the left neighbor. */ - --*idx; temp = left.br_blockcount + new->br_blockcount; oldlen = startblockval(left.br_startblock) + @@ -2615,6 +2614,8 @@ xfs_bmap_add_extent_hole_delay( oldlen); left.br_blockcount = temp; left.br_startblock = nullstartblock(newlen); + + --*idx; xfs_iext_update_extent(ip, state, *idx, &left); break; |