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iommu/amd: Use BUS_NOTIFY_REMOVED_DEVICE 

Use the new device-notifier event instead of the old
BUS_NOTIFY_DEL_DEVICE to make sure the device driver had a
chance to uninit the device before all its mappings are
teared down.

Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
hifive-unleashed-5.1
Joerg Roedel 2015-04-01 14:58:44 +02:00
parent 940f700dfb
commit 6c5cc80157
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/amd_iommu.c
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@ -2467,7 +2467,7 @@ static int device_change_notifier(struct notifier_block *nb,
dev->archdata.dma_ops = &amd_iommu_dma_ops;
break;
case BUS_NOTIFY_DEL_DEVICE:
case BUS_NOTIFY_REMOVED_DEVICE:
iommu_uninit_device(dev);