Apply arch: arm: lib: optimize memcpy for cortex-A15 to memutils

Conflicts:

	arch/arm/mach-msm/memutils/copy_from_user.S
	arch/arm/mach-msm/memutils/copy_template.S
	arch/arm/mach-msm/memutils/copy_to_user.S
	arch/arm/mach-msm/memutils/memcpy.S