diff options
| -rw-r--r-- | drivers/pci/irq.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/pci/irq.c b/drivers/pci/irq.c index 2a808e10645f..a1de501a2729 100644 --- a/drivers/pci/irq.c +++ b/drivers/pci/irq.c @@ -86,13 +86,17 @@ int pci_request_irq(struct pci_dev *dev, unsigned int nr, irq_handler_t handler, va_list ap; int ret; char *devname; + unsigned long irqflags = IRQF_SHARED; + + if (!handler) + irqflags |= IRQF_ONESHOT; va_start(ap, fmt); devname = kvasprintf(GFP_KERNEL, fmt, ap); va_end(ap); ret = request_threaded_irq(pci_irq_vector(dev, nr), handler, thread_fn, - IRQF_SHARED, devname, dev_id); + irqflags, devname, dev_id); if (ret) kfree(devname); return ret; |