vfio/common: Move giommu_list in base container

Move the giommu_list field in the base container and store
the base container in the VFIOGuestIOMMU.

No functional change intended.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
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>

1 files changed, 9 insertions, 0 deletions

diff --git a/hw/vfio/container-base.c b/hw/vfio/container-base.c
index e929435751..20bcb9669a 100644
--- a/hw/vfio/container-base.c
+++ b/hw/vfio/container-base.c
@@ -34,8 +34,17 @@ int vfio_container_dma_unmap(VFIOContainerBase *bcontainer,
 void vfio_container_init(VFIOContainerBase *bcontainer, const VFIOIOMMUOps *ops)
 {
     bcontainer->ops = ops;
+    QLIST_INIT(&bcontainer->giommu_list);
 }
 
 void vfio_container_destroy(VFIOContainerBase *bcontainer)
 {
+    VFIOGuestIOMMU *giommu, *tmp;
+
+    QLIST_FOREACH_SAFE(giommu, &bcontainer->giommu_list, giommu_next, tmp) {
+        memory_region_unregister_iommu_notifier(
+                MEMORY_REGION(giommu->iommu_mr), &giommu->n);
+        QLIST_REMOVE(giommu, giommu_next);
+        g_free(giommu);
+    }
 }