From: Badari Pulavarty <pbadari@us.ibm.com>

Enable hotplug memory remove for ppc64.

Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kumar Gala <galak@gate.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/powerpc/Kconfig |    3 +++
 1 file changed, 3 insertions(+)

diff -puN arch/powerpc/Kconfig~enable-hotplug-memory-remove-for-ppc64 arch/powerpc/Kconfig
--- a/arch/powerpc/Kconfig~enable-hotplug-memory-remove-for-ppc64
+++ a/arch/powerpc/Kconfig
@@ -239,6 +239,9 @@ config HOTPLUG_CPU
 config ARCH_ENABLE_MEMORY_HOTPLUG
 	def_bool y
 
+config ARCH_ENABLE_MEMORY_HOTREMOVE
+	def_bool y
+
 config KEXEC
 	bool "kexec system call (EXPERIMENTAL)"
 	depends on (PPC_PRPMC2800 || PPC_MULTIPLATFORM) && EXPERIMENTAL
_