1 files changed, 2 insertions, 6 deletions

diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 503c240e26c7..98cb9869eb24 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1063,18 +1063,14 @@ static void drop_other_mm_ref(void *info)
         struct mm_struct *mm = info;
         struct mm_struct *active_mm;
 
-#ifdef CONFIG_X86_64
-        active_mm = read_pda(active_mm);
-#else
-        active_mm = __get_cpu_var(cpu_tlbstate).active_mm;
-#endif
+        active_mm = percpu_read(cpu_tlbstate.active_mm);
 
         if (active_mm == mm)
                 leave_mm(smp_processor_id());
 
         /* If this cpu still has a stale cr3 reference, then make sure
            it has been flushed. */
-        if (x86_read_percpu(xen_current_cr3) == __pa(mm->pgd)) {
+        if (percpu_read(xen_current_cr3) == __pa(mm->pgd)) {
                 load_cr3(swapper_pg_dir);
                 arch_flush_lazy_cpu_mode();
         }