4cade68
parent 971a1f6648bfafd4239234f1ffb9c26e907c2744
author Chris Mason <chris.mason@oracle.com> 1209062566 -0400
committer Chris Mason <chris.mason@oracle.com> 1222355042 -0400

Btrfs: Fix balance_level to free the middle block if there is room in the left one

balance level starts by trying to empty the middle block, and then
pushes from the right to the middle.  This might empty the right block
and leave a small number of pointers in the middle.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
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