tree e2d5f219c090ecda4bc9265027b41be2c70a57ad
parent 18f16f7ba62a01c29e09b40ac6ad6d92a8955859
author Chris Mason <chris.mason@oracle.com> 1193341398 -0400
committer Chris Mason <chris.mason@oracle.com> 1222355037 -0400

Btrfs: Tune the automatic defrag code

1) Forced defrag wasn't working properly (btrfsctl -d) because some
cache only checks were incorrect.

2) Defrag only the leaves unless in forced defrag mode.

3) Don't use complex logic to figure out if a leaf is needs defrag

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