diff options
Diffstat (limited to 'virt/lib/irqbypass.c')
| -rw-r--r-- | virt/lib/irqbypass.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/virt/lib/irqbypass.c b/virt/lib/irqbypass.c index ea888b9203d26..62c160200be96 100644 --- a/virt/lib/irqbypass.c +++ b/virt/lib/irqbypass.c @@ -85,12 +85,13 @@ static void __disconnect(struct irq_bypass_producer *prod, * irq_bypass_register_producer - register IRQ bypass producer * @producer: pointer to producer structure * @eventfd: pointer to the eventfd context associated with the producer + * @irq: Linux IRQ number of the underlying producer device * * Add the provided IRQ producer to the set of producers and connect with the * consumer with a matching eventfd, if one exists. */ int irq_bypass_register_producer(struct irq_bypass_producer *producer, - struct eventfd_ctx *eventfd) + struct eventfd_ctx *eventfd, int irq) { unsigned long index = (unsigned long)eventfd; struct irq_bypass_consumer *consumer; @@ -99,6 +100,8 @@ int irq_bypass_register_producer(struct irq_bypass_producer *producer, if (WARN_ON_ONCE(producer->eventfd)) return -EINVAL; + producer->irq = irq; + guard(mutex)(&lock); ret = xa_insert(&producers, index, producer, GFP_KERNEL); |