x86: voluntary leave_mm before entering ACPI C3

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / smp_32.c

diff --git a/arch/x86/kernel/smp_32.c b/arch/x86/kernel/smp_32.c
index 070816ac79e101c93846011dcbc584282870029f..dc0cde9d16fb38088587b664f02b91f878176628 100644 (file)
--- a/arch/x86/kernel/smp_32.c
+++ b/arch/x86/kernel/smp_32.c
@@ -256,13 +256,14 @@ static DEFINE_SPINLOCK(tlbstate_lock);
  * We need to reload %cr3 since the page tables may be going
  * away from under us..
  */
-void leave_mm(unsigned long cpu)
+void leave_mm(int cpu)
 {
        if (per_cpu(cpu_tlbstate, cpu).state == TLBSTATE_OK)
                BUG();
        cpu_clear(cpu, per_cpu(cpu_tlbstate, cpu).active_mm->cpu_vm_mask);
        load_cr3(swapper_pg_dir);
 }
+EXPORT_SYMBOL_GPL(leave_mm);
 
 /*
  *