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Tsirkin" To: qemu-devel@nongnu.org Subject: [PULL 21/23] hw/i386/acpi-build: Add IVRS support to bypass iommu Message-ID: <20210713220946.212562-22-mst@redhat.com> References: <20210713220946.212562-1-mst@redhat.com> MIME-Version: 1.0 In-Reply-To: <20210713220946.212562-1-mst@redhat.com> X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mst@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=170.10.133.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.7, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Xingang Wang , Richard Henderson , Igor Mammedov , Paolo Bonzini , Eduardo Habkost Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Xingang Wang Check bypass_iommu to exclude the devices which will bypass iommu. Signed-off-by: Xingang Wang Message-Id: <1625748919-52456-9-git-send-email-wangxingang5@huawei.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/i386/acpi-build.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 7efc6285ac..17836149fe 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -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); } } -- MST