From: Joerg Roedel Date: Tue, 30 Sep 2014 11:02:03 +0000 (+0200) Subject: iommu/vt-d: Only remove domain when device is removed X-Git-Tag: v3.18-rc1~38^2^5~2 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1196c2f;p=karo-tx-linux.git 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 Tested-by: Jerry Hoemann --- diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index d1f5caad04f9..eaf825ac7d28 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -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);