[PATCH 1/2] powerpc/powernv: Add config option for hwpoisoning.

[Mahesh J Salgaonkar]

From: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>

Add config option to enable generic memory hwpoisoning infrastructure for
ppc64.

Signed-off-by: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>
---
 arch/powerpc/Kconfig |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 38f3b7e..4690f5a 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -375,6 +375,12 @@ config ARCH_HAS_WALK_MEMORY
 config ARCH_ENABLE_MEMORY_HOTREMOVE
 	def_bool y
 
+config PPC64_SUPPORTS_MEMORY_FAILURE
+	bool "Add support for memory hwpoison"
+	depends on PPC_BOOK3S_64
+	default "y" if PPC_POWERNV
+	select ARCH_SUPPORTS_MEMORY_FAILURE
+
 config KEXEC
 	bool "kexec system call"
 	depends on (PPC_BOOK3S || FSL_BOOKE || (44x && !SMP))