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-rw-r--r--arch/x86/xen/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
index 6c388e593bc8..c2cc99580871 100644
--- a/arch/x86/xen/Kconfig
+++ b/arch/x86/xen/Kconfig
@@ -12,3 +12,13 @@ config XEN
This is the Linux Xen port. Enabling this will allow the
kernel to boot in a paravirtualized environment under the
Xen hypervisor.
+
+config XEN_MAX_DOMAIN_MEMORY
+ int "Maximum allowed size of a domain in gigabytes"
+ default 8
+ depends on XEN
+ help
+ The pseudo-physical to machine address array is sized
+ according to the maximum possible memory size of a Xen
+ domain. This array uses 1 page per gigabyte, so there's no
+ need to be too stingy here. \ No newline at end of file