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-rw-r--r--linux-2.6-xen-sparse/arch/i386/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/linux-2.6-xen-sparse/arch/i386/Kconfig b/linux-2.6-xen-sparse/arch/i386/Kconfig
index 661d0bbecd..b3ef1013c4 100644
--- a/linux-2.6-xen-sparse/arch/i386/Kconfig
+++ b/linux-2.6-xen-sparse/arch/i386/Kconfig
@@ -789,6 +789,9 @@ config DOUBLEFAULT
endmenu
+config ARCH_ENABLE_MEMORY_HOTPLUG
+ def_bool y
+ depends on HIGHMEM
menu "Power management options (ACPI, APM)"
depends on !(X86_VOYAGER || XEN_UNPRIVILEGED_GUEST)