Optimize deadline iosched for d2

Change-Id: I2bcf41c2d74921525ad0dc6bd1cfa83f1e5c9c68
block: row: add magic values.

Change-Id: Idba8b6a214cc8c931c8b6a3d0ed261e79f838397
Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
Merge "Optimize deadline iosched for d2" into android-4.4
Merge "block: row: add magic values." into android-4.4