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>

parent 599bad38

drivers/iommu/intel-iommu.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -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);