diff options
| -rw-r--r-- | xen/drivers/passthrough/vtd/iommu.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/xen/drivers/passthrough/vtd/iommu.c b/xen/drivers/passthrough/vtd/iommu.c index fb8e6296f8..e4f464a0d5 100644 --- a/xen/drivers/passthrough/vtd/iommu.c +++ b/xen/drivers/passthrough/vtd/iommu.c @@ -1040,8 +1040,6 @@ static void dma_msi_mask(struct irq_desc *desc) unsigned long flags; struct iommu *iommu = desc->action->dev_id; - irq_complete_move(desc); - /* mask it */ spin_lock_irqsave(&iommu->register_lock, flags); dmar_writel(iommu->reg, DMAR_FECTL_REG, DMA_FECTL_IM); @@ -1054,6 +1052,13 @@ static unsigned int dma_msi_startup(struct irq_desc *desc) return 0; } +static void dma_msi_ack(struct irq_desc *desc) +{ + irq_complete_move(desc); + dma_msi_mask(desc); + move_masked_irq(desc); +} + static void dma_msi_end(struct irq_desc *desc, u8 vector) { dma_msi_unmask(desc); @@ -1115,7 +1120,7 @@ static hw_irq_controller dma_msi_type = { .shutdown = dma_msi_mask, .enable = dma_msi_unmask, .disable = dma_msi_mask, - .ack = dma_msi_mask, + .ack = dma_msi_ack, .end = dma_msi_end, .set_affinity = dma_msi_set_affinity, }; |