msm: kgsl: Schedule adreno_start in a high priority workqueue

Better safe than sorry. Also, return early if we didn't set a _wake_timeout.

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>
Added SLQB memory allocator

Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>
mm: ksm: Optimize

Signed-off-by: klozz <xxx.reptar.rawrr.xxx@gmail.com>