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iommu/vt-d: Only remove domain when device is removed 

This makes sure any RMRR mappings stay in place when the
driver is unbound from the device.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Tested-by: Jerry Hoemann <jerry.hoemann@hp.com>
wifi-calibration
Joerg Roedel 2014-09-30 13:02:03 +02:00
parent 599bad38cf
commit 1196c2fb04
1 changed files with 1 additions and 2 deletions
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3
drivers/iommu/intel-iommu.c
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@ -3865,8 +3865,7 @@ static int device_notifier(struct notifier_block *nb,
if (iommu_dummy(dev))
return 0;
if (action != BUS_NOTIFY_UNBOUND_DRIVER &&
action != BUS_NOTIFY_DEL_DEVICE)
if (action != BUS_NOTIFY_REMOVED_DEVICE)
return 0;
domain = find_domain(dev);