From: Joerg Roedel <jroe...@suse.de>
This code only runs when action == BUS_NOTIFY_REMOVED_DEVICE,
so it can't be BUS_NOTIFY_DEL_DEVICE.
Signed-off-by: Joerg Roedel <jroe...@suse.de>
---
drivers/iommu/intel-iommu.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 7610121..40dfbc0 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -4029,14 +4029,6 @@ static int device_notifier(struct notifier_block *nb,
if (action != BUS_NOTIFY_REMOVED_DEVICE)
return 0;
- /*
- * If the device is still attached to a device driver we can't
- * tear down the domain yet as DMA mappings may still be in use.
- * Wait for the BUS_NOTIFY_UNBOUND_DRIVER event to do that.
- */
- if (action == BUS_NOTIFY_DEL_DEVICE && dev->driver != NULL)
- return 0;
-
domain = find_domain(dev);
if (!domain)
return 0;
--
1.9.1
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