* the interrupt is enabled. Delays are necessary to
* allow register changes to become visible.
*/
- spin_lock(&up->port.lock);
+ spin_lock_irqsave(&up->port.lock, flags);
if (up->port.flags & UPF_SHARE_IRQ)
disable_irq_nosync(up->port.irq);
if (up->port.flags & UPF_SHARE_IRQ)
enable_irq(up->port.irq);
- spin_unlock(&up->port.lock);
+ spin_unlock_irqrestore(&up->port.lock, flags);
/*
* If the interrupt is not reasserted, setup a timer to