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-rw-r--r--kernel/irq/manage.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index ba84307..a400db2 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -454,6 +454,7 @@ int set_irq_wake(unsigned int irq, unsigned int on)
/* wakeup-capable irqs can be shared between drivers that
* don't need to have the same sleep mode behaviors.
*/
+ chip_bus_lock(desc);
raw_spin_lock_irqsave(&desc->lock, flags);
if (on) {
if (desc->wake_depth++ == 0) {
@@ -476,6 +477,7 @@ int set_irq_wake(unsigned int irq, unsigned int on)
}
raw_spin_unlock_irqrestore(&desc->lock, flags);
+ chip_bus_sync_unlock(desc);
return ret;
}
EXPORT_SYMBOL(set_irq_wake);