defconfig: Enabled CleanCache

Change-Id: I0a7a7381bbba470e0949bda4877e464deef8b419
Signed-off-by: zwliew <zhaoweiliew@gmail.com>
block: Tweaked SIO scheduler

Change-Id: I918033f32f8b7cfe1e795a7aafa2c8d0d4a35f8c
Signed-off-by: zwliew <zhaoweiliew@gmail.com>