diff --git a/xen/arch/x86/xen.lds.S b/xen/arch/x86/xen.lds.S
index 83def6541e..b15e5b67e4 100644
--- a/xen/arch/x86/xen.lds.S
+++ b/xen/arch/x86/xen.lds.S
@@ -210,6 +210,12 @@ SECTIONS
   DECL_SECTION(.init.data) {
 #endif
 
+       . = ALIGN(POINTER_ALIGN);
+       __initdata_cf_clobber_start = .;
+       *(.init.data.cf_clobber)
+       *(.init.rodata.cf_clobber)
+       __initdata_cf_clobber_end = .;
+
        *(.init.rodata)
        *(.init.rodata.*)
 
@@ -224,12 +230,6 @@ SECTIONS
        *(.initcall1.init)
        __initcall_end = .;
 
-       . = ALIGN(POINTER_ALIGN);
-       __initdata_cf_clobber_start = .;
-       *(.init.data.cf_clobber)
-       *(.init.rodata.cf_clobber)
-       __initdata_cf_clobber_end = .;
-
        *(.init.data)
        *(.init.data.rel)
        *(.init.data.rel.*)
diff --git a/xen/drivers/passthrough/amd/iommu_init.c b/xen/drivers/passthrough/amd/iommu_init.c
index 657c7f619a..2e5bffa732 100644
--- a/xen/drivers/passthrough/amd/iommu_init.c
+++ b/xen/drivers/passthrough/amd/iommu_init.c
@@ -831,7 +831,6 @@ int cf_check iov_adjust_irq_affinities(void)
 
     return 0;
 }
-__initcall(iov_adjust_irq_affinities);
 
 /*
  * Family15h Model 10h-1fh erratum 746 (IOMMU Logging May Stall Translations)
diff --git a/xen/drivers/passthrough/vtd/iommu.c b/xen/drivers/passthrough/vtd/iommu.c
index 6a65ba1d82..f70d515806 100644
--- a/xen/drivers/passthrough/vtd/iommu.c
+++ b/xen/drivers/passthrough/vtd/iommu.c
@@ -2119,7 +2119,6 @@ static int cf_check adjust_vtd_irq_affinities(void)
 
     return 0;
 }
-__initcall(adjust_vtd_irq_affinities);
 
 static int __must_check init_vtd_hw(bool resume)
 {
diff --git a/xen/drivers/passthrough/x86/iommu.c b/xen/drivers/passthrough/x86/iommu.c
index 58a422fb5f..57c7b26c1a 100644
--- a/xen/drivers/passthrough/x86/iommu.c
+++ b/xen/drivers/passthrough/x86/iommu.c
@@ -462,6 +462,12 @@ bool arch_iommu_use_permitted(const struct domain *d)
             likely(!p2m_get_hostp2m(d)->global_logdirty));
 }
 
+static int __init cf_check adjust_irq_affinities(void)
+{
+    return iommu_adjust_irq_affinities();
+}
+__initcall(adjust_irq_affinities);
+
 /*
  * Local variables:
  * mode: C