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vfio/container: Introduce a empty VFIOIOMMUOps 

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>
This commit is contained in:
Zhenzhong Duan 2023-11-02 15:12:28 +08:00 committed by Cédric Le Goater
parent f61dddd732
commit d246685791
2 changed files with 6 additions and 1 deletions
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5
hw/vfio/container.c
View File

@ -472,6 +472,7 @@ static int vfio_connect_container(VFIOGroup *group, AddressSpace *as,
Error **errp) Error **errp)
{ {
VFIOContainer *container; VFIOContainer *container;
VFIOContainerBase *bcontainer;
int ret, fd; int ret, fd;
VFIOAddressSpace *space; VFIOAddressSpace *space;
@ -552,6 +553,8 @@ static int vfio_connect_container(VFIOGroup *group, AddressSpace *as,
container->iova_ranges = NULL; container->iova_ranges = NULL;
QLIST_INIT(&container->giommu_list); QLIST_INIT(&container->giommu_list);
QLIST_INIT(&container->vrdl_list); QLIST_INIT(&container->vrdl_list);
bcontainer = &container->bcontainer;
bcontainer->ops = &vfio_legacy_ops;
ret = vfio_init_container(container, group->fd, errp); ret = vfio_init_container(container, group->fd, errp);
if (ret) { if (ret) {
@ -933,3 +936,5 @@ void vfio_detach_device(VFIODevice *vbasedev)
vfio_put_base_device(vbasedev); vfio_put_base_device(vbasedev);
vfio_put_group(group); vfio_put_group(group);
} }
const VFIOIOMMUOps vfio_legacy_ops;

2
include/hw/vfio/vfio-common.h
View File

@ -255,7 +255,7 @@ typedef QLIST_HEAD(VFIOGroupList, VFIOGroup) VFIOGroupList;
typedef QLIST_HEAD(VFIODeviceList, VFIODevice) VFIODeviceList; typedef QLIST_HEAD(VFIODeviceList, VFIODevice) VFIODeviceList;
extern VFIOGroupList vfio_group_list; extern VFIOGroupList vfio_group_list;
extern VFIODeviceList vfio_device_list; extern VFIODeviceList vfio_device_list;
extern const VFIOIOMMUOps vfio_legacy_ops;
extern const MemoryListener vfio_memory_listener; extern const MemoryListener vfio_memory_listener;
extern int vfio_kvm_device_fd; extern int vfio_kvm_device_fd;