On Tue, Oct 31, 2017 at 04:22:17PM +0200, Christoph Hellwig wrote:
> 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@xxxxxx>
> ---
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
> fs/xfs/libxfs/xfs_bmap.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
> index 6358b30b70f9..7bd27c08981f 100644
> --- a/fs/xfs/libxfs/xfs_bmap.c
> +++ b/fs/xfs/libxfs/xfs_bmap.c
> @@ -2741,11 +2741,11 @@ xfs_bmap_add_extent_hole_real(
> * left and on the right.
> * Merge all three into a single extent record.
> */
> - --*idx;
> left.br_blockcount += new->br_blockcount + right.br_blockcount;
> - 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);
>
> XFS_IFORK_NEXT_SET(ip, whichfork,
> XFS_IFORK_NEXTENTS(ip, whichfork) - 1);
> @@ -2777,10 +2777,10 @@ xfs_bmap_add_extent_hole_real(
> * on the left.
> * Merge the new allocation with the left neighbor.
> */
> - --*idx;
> old = left;
> -
> left.br_blockcount += new->br_blockcount;
> +
> + --*idx;
> xfs_iext_update_extent(ip, state, *idx, &left);
>
> if (cur == NULL) {
> --
> 2.14.2
>
> --
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