Message ID | 1372445527-24414-31-git-send-email-kamal@canonical.com |
---|---|
State | New |
Headers | show |
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 6202782..409b171 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -703,6 +703,9 @@ static void iommu_poll_events(struct amd_iommu *iommu) u32 head, tail, status; unsigned long flags; + /* enable event interrupts again */ + writel(MMIO_STATUS_EVT_INT_MASK, iommu->mmio_base + MMIO_STATUS_OFFSET); + spin_lock_irqsave(&iommu->lock, flags); /* enable event interrupts again */