cfq-iosched: reimplement priorities using different service trees
authorCorrado Zoccolo <czoccolo@gmail.com>
Tue, 27 Oct 2009 18:16:03 +0000 (19:16 +0100)
committerJens Axboe <jens.axboe@oracle.com>
Wed, 28 Oct 2009 08:23:26 +0000 (09:23 +0100)
We use different service trees for different priority classes.
This allows a simplification in the service tree insertion code, that no
longer has to consider priority while walking the tree.

Signed-off-by: Corrado Zoccolo <czoccolo@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

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