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-rw-r--r--arch/ppc64/Kconfig13
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/ppc64/Kconfig b/arch/ppc64/Kconfig
index c92d48fe06e5..6448231cb106 100644
--- a/arch/ppc64/Kconfig
+++ b/arch/ppc64/Kconfig
@@ -198,6 +198,13 @@ config HMT
This option enables hardware multithreading on RS64 cpus.
pSeries systems p620 and p660 have such a cpu type.
+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
@@ -209,6 +216,10 @@ config ARCH_DISCONTIGMEM_DEFAULT
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
@@ -229,7 +240,7 @@ config NODES_SPAN_OTHER_NODES
config NUMA
bool "NUMA support"
- depends on DISCONTIGMEM
+ default y if DISCONTIGMEM || SPARSEMEM
config SCHED_SMT
bool "SMT (Hyperthreading) scheduler support"