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-rw-r--r--arch/x86/xen/setup.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index 2a4add9634c..010ba2e62de 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -200,7 +200,8 @@ char * __init xen_memory_setup(void)
* used as potential resource for I/O address (happens
* when 'allocate_resource' is called).
*/
- if (delta && end < 0x100000000UL)
+ if (delta &&
+ (xen_initial_domain() && end < 0x100000000ULL))
e820_add_region(end, delta, E820_UNUSABLE);
}