[tip:irq/core] genirq: Add missing comment for IRQD_STARTED

[tip-bot for Thomas Gleixner]

Commit-ID:  1bb0401680da156ce1549e915e711bf5b2534cc5
Gitweb:     http://git.kernel.org/tip/1bb0401680da156ce1549e915e711bf5b2534cc5
Author:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Tue, 20 Jun 2017 01:37:18 +0200
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 22 Jun 2017 18:21:13 +0200

genirq: Add missing comment for IRQD_STARTED

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Keith Busch <keith.busch@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Link: http://lkml.kernel.org/r/20170619235444.614913014@xxxxxxxxxxxxx

---
 include/linux/irq.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/irq.h b/include/linux/irq.h
index d996314..7e62e10 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -200,6 +200,7 @@ struct irq_data {
  * IRQD_WAKEUP_ARMED		- Wakeup mode armed
  * IRQD_FORWARDED_TO_VCPU	- The interrupt is forwarded to a VCPU
  * IRQD_AFFINITY_MANAGED	- Affinity is auto-managed by the kernel
+ * IRQD_IRQ_STARTED		- Startup state of the interrupt
  */
 enum {
 	IRQD_TRIGGER_MASK		= 0xf,