1 files changed, 5 insertions, 0 deletions

diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index bc9b230ef402..c46984d122dc 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -19,6 +19,7 @@
 void __cpuinit x86_init_noop(void) { }
 void __init x86_init_uint_noop(unsigned int unused) { }
 void __init x86_init_pgd_noop(pgd_t *unused) { }
+int __init iommu_init_noop(void) { return 0; }
 
 /*
  * The platform setup functions are preset with the default functions
@@ -63,6 +64,10 @@ struct x86_init_ops x86_init __initdata = {
                 .tsc_pre_init           = x86_init_noop,
                 .timer_init             = hpet_time_init,
         },
+
+        .iommu = {
+                .iommu_init             = iommu_init_noop,
+        },
 };
 
 struct x86_cpuinit_ops x86_cpuinit __cpuinitdata = {