1 files changed, 7 insertions, 8 deletions

diff --git a/arch/ppc64/Kconfig b/arch/ppc64/Kconfig
index 29552348e581..9d10c12e87fe 100644
--- a/arch/ppc64/Kconfig
+++ b/arch/ppc64/Kconfig
@@ -279,17 +279,12 @@ config ARCH_FLATMEM_ENABLE
        def_bool y
        depends on !NUMA
 
-config ARCH_DISCONTIGMEM_ENABLE
-        def_bool y
-        depends on SMP && PPC_PSERIES
-
-config ARCH_DISCONTIGMEM_DEFAULT
+config ARCH_SPARSEMEM_ENABLE
         def_bool y
-        depends on ARCH_DISCONTIGMEM_ENABLE
 
-config ARCH_SPARSEMEM_ENABLE
+config ARCH_SPARSEMEM_DEFAULT
         def_bool y
-        depends on ARCH_DISCONTIGMEM_ENABLE
+        depends on NUMA
 
 source "mm/Kconfig"
 
@@ -297,6 +292,10 @@ config HAVE_ARCH_EARLY_PFN_TO_NID
         def_bool y
         depends on NEED_MULTIPLE_NODES
 
+config ARCH_MEMORY_PROBE
+        def_bool y
+        depends on MEMORY_HOTPLUG
+
 # Some NUMA nodes have memory ranges that span
 # other nodes.  Even though a pfn is valid and
 # between a node's start and end pfns, it may not