1 files changed, 10 insertions, 0 deletions

diff --git a/arch/i386/kernel/smp.c b/arch/i386/kernel/smp.c
index 35f521612b20..cec4bde67161 100644
--- a/arch/i386/kernel/smp.c
+++ b/arch/i386/kernel/smp.c
@@ -495,6 +495,16 @@ struct call_data_struct {
         int wait;
 };
 
+void lock_ipi_call_lock(void)
+{
+        spin_lock_irq(&call_lock);
+}
+
+void unlock_ipi_call_lock(void)
+{
+        spin_unlock_irq(&call_lock);
+}
+
 static struct call_data_struct * call_data;
 
 /*