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Commit 50afc33a authored by Will Deacon's avatar Will Deacon Committed by Catalin Marinas
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arm64: kconfig: select HAVE_EFFICIENT_UNALIGNED_ACCESS 



ARMv8 CPUs can perform efficient unaligned memory accesses in hardware
and this feature is relied up on by code such as the dcache
word-at-a-time name hashing.

This patch selects HAVE_EFFICIENT_UNALIGNED_ACCESS for arm64.

Signed-off-by: default avatarWill Deacon <will.deacon@arm.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 7bc13fd3

arch/arm64/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ config ARM64 
	select HAVE_DEBUG_KMEMLEAK

	select HAVE_DMA_API_DEBUG

	select HAVE_DMA_ATTRS

	select HAVE_EFFICIENT_UNALIGNED_ACCESS

	select HAVE_GENERIC_DMA_COHERENT

	select HAVE_HW_BREAKPOINT if PERF_EVENTS

	select HAVE_MEMBLOCK