1 files changed, 9 insertions, 0 deletions

diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 6aba2a23e2c3..7e8d3bc80af6 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1174,6 +1174,15 @@ asmlinkage void __init xen_start_kernel(void)
 
         xen_smp_init();
 
+#ifdef CONFIG_ACPI_NUMA
+        /*
+         * The pages we from Xen are not related to machine pages, so
+         * any NUMA information the kernel tries to get from ACPI will
+         * be meaningless.  Prevent it from trying.
+         */
+        acpi_numa = -1;
+#endif
+
         pgd = (pgd_t *)xen_start_info->pt_base;
 
         if (!xen_initial_domain())