[PATCH] x86_64 irq: Safely cleanup an irq after moving it.

[pandora-kernel.git] / arch / x86_64 / kernel / i8259.c

diff --git a/arch/x86_64/kernel/i8259.c b/arch/x86_64/kernel/i8259.c
index 45d8563..21d95b7 100644 (file)
--- a/arch/x86_64/kernel/i8259.c
+++ b/arch/x86_64/kernel/i8259.c
@@ -450,6 +450,7 @@ void spurious_interrupt(void);
 void error_interrupt(void);
 void reschedule_interrupt(void);
 void call_function_interrupt(void);
+void irq_move_cleanup_interrupt(void);
 void invalidate_interrupt0(void);
 void invalidate_interrupt1(void);
 void invalidate_interrupt2(void);
@@ -537,7 +538,10 @@ void __init init_IRQ(void)
 
        /* IPI for generic function call */
        set_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
-#endif 
+
+       /* Low priority IPI to cleanup after moving an irq */
+       set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
+#endif
        set_intr_gate(THERMAL_APIC_VECTOR, thermal_interrupt);
        set_intr_gate(THRESHOLD_APIC_VECTOR, threshold_interrupt);