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Commit cf1b0990 authored by Nicolas Pitre's avatar Nicolas Pitre Committed by Russell King
Browse files

ARM: 8693/1: discard memblock arrays when possible 



On ARM the generic pfn_valid() version is used with some configurations
such as SA1100 based devices. In that case the memblock arrays are no
longer used after boot and can be discarded.

Signed-off-by: default avatarNicolas Pitre <nico@linaro.org>
Signed-off-by: default avatarRussell King <rmk+kernel@armlinux.org.uk>
parent 2bd6bf03

arch/arm/Kconfig

+1 −0
Original line number Original line Diff line number Diff line
@@ -2,6 +2,7 @@ config ARM 
	bool

	bool

	default y

	default y

	select ARCH_CLOCKSOURCE_DATA

	select ARCH_CLOCKSOURCE_DATA

	select ARCH_DISCARD_MEMBLOCK if !HAVE_ARCH_PFN_VALID

	select ARCH_HAS_DEBUG_VIRTUAL

	select ARCH_HAS_DEBUG_VIRTUAL

	select ARCH_HAS_DEVMEM_IS_ALLOWED

	select ARCH_HAS_DEVMEM_IS_ALLOWED

	select ARCH_HAS_ELF_RANDOMIZE

	select ARCH_HAS_ELF_RANDOMIZE