x86: Move paravirt pagetable_setup to x86_init_ops

Replace more paravirt hackery by proper x86_init_ops.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

3 files changed, 9 insertions, 6 deletions

diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 46e23cde143a..12ea09ec39b5 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -977,7 +977,6 @@ asmlinkage void __init xen_start_kernel(void)
         pv_time_ops = xen_time_ops;
         pv_cpu_ops = xen_cpu_ops;
         pv_apic_ops = xen_apic_ops;
-        pv_mmu_ops = xen_mmu_ops;
 
         x86_init.resources.memory_setup = xen_memory_setup;
         x86_init.oem.arch_setup = xen_arch_setup;
@@ -991,6 +990,7 @@ asmlinkage void __init xen_start_kernel(void)
         load_percpu_segment(0);
 #endif
 
+        xen_init_mmu_ops();
         xen_init_irq_ops();
         xen_init_cpuid_mask();
 
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 4ceb28581652..dbec51da930e 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1875,10 +1875,7 @@ static void xen_leave_lazy_mmu(void)
         preempt_enable();
 }
 
-const struct pv_mmu_ops xen_mmu_ops __initdata = {
-        .pagetable_setup_start = xen_pagetable_setup_start,
-        .pagetable_setup_done = xen_pagetable_setup_done,
-
+static const struct pv_mmu_ops xen_mmu_ops __initdata = {
         .read_cr2 = xen_read_cr2,
         .write_cr2 = xen_write_cr2,
 
@@ -1954,6 +1951,12 @@ const struct pv_mmu_ops xen_mmu_ops __initdata = {
         .set_fixmap = xen_set_fixmap,
 };
 
+void __init xen_init_mmu_ops(void)
+{
+        x86_init.paging.pagetable_setup_start = xen_pagetable_setup_start;
+        x86_init.paging.pagetable_setup_done = xen_pagetable_setup_done;
+        pv_mmu_ops = xen_mmu_ops;
+}
 
 #ifdef CONFIG_XEN_DEBUG_FS
 
diff --git a/arch/x86/xen/mmu.h b/arch/x86/xen/mmu.h
index da7302624897..5fe6bc7f5ecf 100644
--- a/arch/x86/xen/mmu.h
+++ b/arch/x86/xen/mmu.h
@@ -59,5 +59,5 @@ void  xen_ptep_modify_prot_commit(struct mm_struct *mm, unsigned long addr,
 
 unsigned long xen_read_cr2_direct(void);
 
-extern const struct pv_mmu_ops xen_mmu_ops;
+extern void xen_init_mmu_ops(void);
 #endif  /* _XEN_MMU_H */