1 files changed, 9 insertions, 1 deletions

diff --git a/arch/ia64/kernel/irq_lsapic.c b/arch/ia64/kernel/irq_lsapic.c
index ea14e6a04409..1ab58b09f3d7 100644
--- a/arch/ia64/kernel/irq_lsapic.c
+++ b/arch/ia64/kernel/irq_lsapic.c
@@ -26,6 +26,13 @@ lsapic_noop (unsigned int irq)
         /* nuthing to do... */
 }
 
+static int lsapic_retrigger(unsigned int irq)
+{
+        ia64_resend_irq(irq);
+
+        return 1;
+}
+
 struct hw_interrupt_type irq_type_ia64_lsapic = {
         .typename =     "LSAPIC",
         .startup =      lsapic_noop_startup,
@@ -33,5 +40,6 @@ struct hw_interrupt_type irq_type_ia64_lsapic = {
         .enable =       lsapic_noop,
         .disable =      lsapic_noop,
         .ack =          lsapic_noop,
-        .end =          lsapic_noop
+        .end =          lsapic_noop,
+        .retrigger =    lsapic_retrigger,
 };