Revert "Revert "block: Allow 0ms deadline latency, increase the read speed\n Change a timer compare from after to after-equals, thus allowing 0 timeout""

This reverts commit c25533478cfedb3ea10bfd1cae1e600fd32bc760.
scsi: disable module compiling

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
Signed-off-by: LaboDJ <jacopolabardi@gmail.com>
block: Disable add_random

add_random was implemented for spinning hard disks.  It only slows SSDs down.  Read here http://wiki.samat.org/SSD for more info.

Signed-off-by: Chester Kener <Cl3Kener@gmail.com>
qdsp5: remove debugging

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>