genirq: Move IRQ_SPURIOUS_DISABLED to core state

No users outside.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index 7ffd4f4..dc5e21b 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -37,9 +37,12 @@
  * Bit masks for desc->state
  *
  * IRQS_AUTODETECT		- autodetection in progress
+ * IRQS_SPURIOUS_DISABLED	- was disabled due to spurious interrupt
+ *				  detection
  */
 enum {
 	IRQS_AUTODETECT		= 0x00000001,
+	IRQS_SPURIOUS_DISABLED	= 0x00000002,
 };
 
 #define irq_data_to_desc(data)	container_of(data, struct irq_desc, irq_data)