diff options
| -rw-r--r-- | kernel/irq/chip.c | 4 | ||||
| -rw-r--r-- | kernel/irq/resend.c | 7 |
2 files changed, 8 insertions, 3 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index 6080f6bc8c3..741f83643da 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -379,8 +379,10 @@ handle_level_irq(unsigned int irq, struct irq_desc *desc) * If its disabled or no action available * keep it masked and get out of here */ - if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) + if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) { + desc->istate |= IRQS_PENDING; goto out_unlock; + } handle_irq_event(desc); diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c index 14dd5761e8c..6454db7b6a4 100644 --- a/kernel/irq/resend.c +++ b/kernel/irq/resend.c @@ -58,10 +58,13 @@ void check_irq_resend(struct irq_desc *desc, unsigned int irq) /* * We do not resend level type interrupts. Level type * interrupts are resent by hardware when they are still - * active. + * active. Clear the pending bit so suspend/resume does not + * get confused. */ - if (irq_settings_is_level(desc)) + if (irq_settings_is_level(desc)) { + desc->istate &= ~IRQS_PENDING; return; + } if (desc->istate & IRQS_REPLAY) return; if (desc->istate & IRQS_PENDING) { |