x86-64: Move TLB state from PDA to per-cpu and consolidate with 32-bit.

[safe/jmp/linux-2.6] / arch / x86 / xen / mmu.c

diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 7bc7852..98cb986 100644 (file)
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1063,11 +1063,7 @@ 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());