Commit e597e989 authored Nov 30, 2010 by Clemens Ladisch Committed by Stefan Richter Dec 13, 2010

firewire: ohci: flush MMIO writes in the interrupt handler



Make sure that interrupt event clear bit writes are executed before the
interrupt handler returns.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

parent c088ab30

drivers/firewire/ohci.c

+2 −1

Original line number	Original line	Diff line number	Diff line
	@@ -1856,7 +1856,8 @@ static irqreturn_t irq_handler(int irq, void *data)
	spin_lock(&ohci->lock);		spin_lock(&ohci->lock);
	update_bus_time(ohci);		update_bus_time(ohci);
	spin_unlock(&ohci->lock);		spin_unlock(&ohci->lock);
	}		} else
			flush_writes(ohci);

	return IRQ_HANDLED;		return IRQ_HANDLED;
	}		}