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[PULL,02/47] vfio/container: Introduce a empty VFIOIOMMUOps

Message ID 20231219185643.725448-3-clg@redhat.com
State New
Headers show
Series [PULL,01/47] vfio: Introduce base object for VFIOContainer and targeted interface | expand

Commit Message

Cédric Le Goater Dec. 19, 2023, 6:55 p.m. UTC 
From: Zhenzhong Duan <zhenzhong.duan@intel.com>

This empty VFIOIOMMUOps named vfio_legacy_ops will hold all general
IOMMU ops of legacy container.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
---
 include/hw/vfio/vfio-common.h | 2 +-
 hw/vfio/container.c           | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)
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Patch

diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h
index 586d153c12b58f5eaabe8e36ad91fad6abd4af10..678161f2079b20aae9317d67e5a94696ea269248 100644
--- a/include/hw/vfio/vfio-common.h
+++ b/include/hw/vfio/vfio-common.h
@@ -255,7 +255,7 @@  typedef QLIST_HEAD(VFIOGroupList, VFIOGroup) VFIOGroupList;
 typedef QLIST_HEAD(VFIODeviceList, VFIODevice) VFIODeviceList;
 extern VFIOGroupList vfio_group_list;
 extern VFIODeviceList vfio_device_list;
-
+extern const VFIOIOMMUOps vfio_legacy_ops;
 extern const MemoryListener vfio_memory_listener;
 extern int vfio_kvm_device_fd;
 
diff --git a/hw/vfio/container.c b/hw/vfio/container.c
index 242010036af33faa325a34008af40c2cc67a02ea..4bc43ddfa4441dc76950203903f22e5475574a47 100644
--- a/hw/vfio/container.c
+++ b/hw/vfio/container.c
@@ -472,6 +472,7 @@  static int vfio_connect_container(VFIOGroup *group, AddressSpace *as,
                                   Error **errp)
 {
     VFIOContainer *container;
+    VFIOContainerBase *bcontainer;
     int ret, fd;
     VFIOAddressSpace *space;
 
@@ -552,6 +553,8 @@  static int vfio_connect_container(VFIOGroup *group, AddressSpace *as,
     container->iova_ranges = NULL;
     QLIST_INIT(&container->giommu_list);
     QLIST_INIT(&container->vrdl_list);
+    bcontainer = &container->bcontainer;
+    bcontainer->ops = &vfio_legacy_ops;
 
     ret = vfio_init_container(container, group->fd, errp);
     if (ret) {
@@ -933,3 +936,5 @@  void vfio_detach_device(VFIODevice *vbasedev)
     vfio_put_base_device(vbasedev);
     vfio_put_group(group);
 }
+
+const VFIOIOMMUOps vfio_legacy_ops;