Remove any -Wall options to suppress warnings
Tweak the Deadline I/O Scheduler
Set this as default for optimal performance as well.
Increase max readahead value
block: Adding ROW scheduling algorithm
Enable the ROW I/O Scheduler by default
Optimized ARM RWSEM algorithm

RWSEM implementation for ARM using atomic functions.
Heavily based on arch/sh/include/asm/rwsem.h

Signed-off-by: Ashwin Chaugule <ashwinc@codeaurora.org>
Create hells_defconfig
ROW: Fix build errors