Don't compile SCSI_WAIT_SCAN module

Signed-off-by: kecinzer <kecinzer@gmail.com>
Remove conflicted definition of -march=armv7-a

Signed-off-by: kecinzer <kecinzer@gmail.com>
kernel: Allow exfat module load without hassle

Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>