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-rw-r--r--mm/Kconfig21
1 files changed, 17 insertions, 4 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 0320f066228c..7d3a0054cba1 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -1,9 +1,14 @@
+config SELECT_MEMORY_MODEL
+ def_bool y
+ depends on EXPERIMENTAL || ARCH_SELECT_MEMORY_MODEL
+
choice
prompt "Memory model"
- default DISCONTIGMEM if ARCH_DISCONTIGMEM_DEFAULT
- default FLATMEM
+ depends on SELECT_MEMORY_MODEL
+ default DISCONTIGMEM_MANUAL if ARCH_DISCONTIGMEM_DEFAULT
+ default FLATMEM_MANUAL
-config FLATMEM
+config FLATMEM_MANUAL
bool "Flat Memory"
depends on !ARCH_DISCONTIGMEM_ENABLE || ARCH_FLATMEM_ENABLE
help
@@ -14,7 +19,7 @@ config FLATMEM
If unsure, choose this option over any other.
-config DISCONTIGMEM
+config DISCONTIGMEM_MANUAL
bool "Discontigious Memory"
depends on ARCH_DISCONTIGMEM_ENABLE
help
@@ -22,6 +27,14 @@ config DISCONTIGMEM
endchoice
+config DISCONTIGMEM
+ def_bool y
+ depends on (!SELECT_MEMORY_MODEL && ARCH_DISCONTIGMEM_ENABLE) || DISCONTIGMEM_MANUAL
+
+config FLATMEM
+ def_bool y
+ depends on !DISCONTIGMEM || FLATMEM_MANUAL
+
#
# Both the NUMA code and DISCONTIGMEM use arrays of pg_data_t's
# to represent different areas of memory. This variable allows