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-rw-r--r--mm/Kconfig9
1 files changed, 8 insertions, 1 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 66e65ab39426..8f5b45615f7b 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -115,7 +115,8 @@ config SPARSEMEM_EXTREME
# eventually, we can have this option just 'select SPARSEMEM'
config MEMORY_HOTPLUG
bool "Allow for memory hot-add"
- depends on SPARSEMEM && HOTPLUG && !SOFTWARE_SUSPEND
+ depends on SPARSEMEM && HOTPLUG && !SOFTWARE_SUSPEND && ARCH_ENABLE_MEMORY_HOTPLUG
+ depends on (IA64 || X86 || PPC64)
comment "Memory hotplug is currently incompatible with Software Suspend"
depends on SPARSEMEM && HOTPLUG && SOFTWARE_SUSPEND
@@ -145,3 +146,9 @@ config MIGRATION
while the virtual addresses are not changed. This is useful for
example on NUMA systems to put pages nearer to the processors accessing
the page.
+
+config RESOURCES_64BIT
+ bool "64 bit Memory and IO resources (EXPERIMENTAL)" if (!64BIT && EXPERIMENTAL)
+ default 64BIT
+ help
+ This option allows memory and IO resources to be 64 bit.
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