[PATCH] genirq: add ->retrigger() irq op to consolidate hw_irq_resend()

Add ->retrigger() irq op to consolidate hw_irq_resend() implementations.
(Most architectures had it defined to NOP anyway.)

NOTE: ia64 needs testing. i386 and x86_64 tested.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2 files changed, 11 insertions, 3 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,
 };
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 6d7bc8ff7b3a..a0055d3d695c 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -6165,7 +6165,7 @@ pfm_load_regs (struct task_struct *task)
                 /*
                  * will replay the PMU interrupt
                  */
-                if (need_irq_resend) hw_resend_irq(NULL, IA64_PERFMON_VECTOR);
+                if (need_irq_resend) ia64_resend_irq(IA64_PERFMON_VECTOR);
 
                 pfm_stats[smp_processor_id()].pfm_replay_ovfl_intr_count++;
         }
@@ -6305,7 +6305,7 @@ pfm_load_regs (struct task_struct *task)
                 /*
                  * will replay the PMU interrupt
                  */
-                if (need_irq_resend) hw_resend_irq(NULL, IA64_PERFMON_VECTOR);
+                if (need_irq_resend) ia64_resend_irq(IA64_PERFMON_VECTOR);
 
                 pfm_stats[smp_processor_id()].pfm_replay_ovfl_intr_count++;
         }