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hw/i386/acpi-build: Add IVRS support to bypass iommu 

Check bypass_iommu to exclude the devices which will bypass iommu.

Signed-off-by: Xingang Wang <wangxingang5@huawei.com>
Message-Id: <1625748919-52456-9-git-send-email-wangxingang5@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xingang Wang 2021-07-08 12:55:18 +00:00 committed by Michael S. Tsirkin
parent 26863366b2
commit dec2f5636e
1 changed files with 1 additions and 1 deletions
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2
hw/i386/acpi-build.c
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@ -2263,7 +2263,7 @@ ivrs_host_bridges(Object *obj, void *opaque)
if (object_dynamic_cast(obj, TYPE_PCI_HOST_BRIDGE)) {
PCIBus *bus = PCI_HOST_BRIDGE(obj)->bus;
if (bus) {
if (bus && !pci_bus_bypass_iommu(bus)) {
pci_for_each_device(bus, pci_bus_num(bus), insert_ivhd, ivhd_blob);
}
}