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-rw-r--r--arch/ppc64/Kconfig42
1 files changed, 39 insertions, 3 deletions
diff --git a/arch/ppc64/Kconfig b/arch/ppc64/Kconfig
index bae56ec76ea..cb27068bfcd 100644
--- a/arch/ppc64/Kconfig
+++ b/arch/ppc64/Kconfig
@@ -217,13 +217,49 @@ config HMT
This option enables hardware multithreading on RS64 cpus.
pSeries systems p620 and p660 have such a cpu type.
-config DISCONTIGMEM
- bool "Discontiguous Memory Support"
+config ARCH_SELECT_MEMORY_MODEL
+ def_bool y
+
+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
+ def_bool y
+ depends on ARCH_DISCONTIGMEM_ENABLE
+
+config ARCH_FLATMEM_ENABLE
+ def_bool y
+
+config ARCH_SPARSEMEM_ENABLE
+ def_bool y
+ depends on ARCH_DISCONTIGMEM_ENABLE
+
+source "mm/Kconfig"
+
+config HAVE_ARCH_EARLY_PFN_TO_NID
+ def_bool y
+ depends on NEED_MULTIPLE_NODES
+
+# 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
+# reside on that node.
+#
+# This is a relatively temporary hack that should
+# be able to go away when sparsemem is fully in
+# place
+config NODES_SPAN_OTHER_NODES
+ def_bool y
+ depends on NEED_MULTIPLE_NODES
+
config NUMA
bool "NUMA support"
- depends on DISCONTIGMEM
+ default y if DISCONTIGMEM || SPARSEMEM
config SCHED_SMT
bool "SMT (Hyperthreading) scheduler support"