diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 1aa8e044b105..87c5cf572298 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -625,8 +625,8 @@ static void __init pci_sun4v_scan_bus(struct pci_pbm_info *pbm)
 	/* XXX register error interrupt handlers XXX */
 }
 
-static unsigned long probe_existing_entries(struct pci_pbm_info *pbm,
-					    struct iommu *iommu)
+static unsigned long __init probe_existing_entries(struct pci_pbm_info *pbm,
+						   struct iommu *iommu)
 {
 	struct iommu_arena *arena = &iommu->arena;
 	unsigned long i, cnt = 0;
@@ -653,7 +653,7 @@ static unsigned long probe_existing_entries(struct pci_pbm_info *pbm,
 	return cnt;
 }
 
-static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
+static void __init pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
 {
 	struct iommu *iommu = pbm->iommu;
 	struct property *prop;