diff options
Diffstat (limited to 'drivers/vfio/vfio.c')
| -rw-r--r-- | drivers/vfio/vfio.c | 32 |
1 files changed, 5 insertions, 27 deletions
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c index 6589e296ef34..08b27b64f0f9 100644 --- a/drivers/vfio/vfio.c +++ b/drivers/vfio/vfio.c @@ -68,30 +68,6 @@ struct vfio_unbound_dev { struct list_head unbound_next; }; -enum vfio_group_type { - /* - * Physical device with IOMMU backing. - */ - VFIO_IOMMU, - - /* - * Virtual device without IOMMU backing. The VFIO core fakes up an - * iommu_group as the iommu_group sysfs interface is part of the - * userspace ABI. The user of these devices must not be able to - * directly trigger unmediated DMA. - */ - VFIO_EMULATED_IOMMU, - - /* - * Physical device without IOMMU backing. The VFIO core fakes up an - * iommu_group as the iommu_group sysfs interface is part of the - * userspace ABI. Users can trigger unmediated DMA by the device, - * usage is highly dangerous, requires an explicit opt-in and will - * taint the kernel. - */ - VFIO_NO_IOMMU, -}; - struct vfio_group { struct kref kref; int minor; @@ -219,7 +195,7 @@ static long vfio_noiommu_ioctl(void *iommu_data, } static int vfio_noiommu_attach_group(void *iommu_data, - struct iommu_group *iommu_group) + struct iommu_group *iommu_group, enum vfio_group_type type) { return 0; } @@ -1129,7 +1105,8 @@ static int __vfio_container_attach_groups(struct vfio_container *container, int ret = -ENODEV; list_for_each_entry(group, &container->group_list, container_next) { - ret = driver->ops->attach_group(data, group->iommu_group); + ret = driver->ops->attach_group(data, group->iommu_group, + group->type); if (ret) goto unwind; } @@ -1387,7 +1364,8 @@ static int vfio_group_set_container(struct vfio_group *group, int container_fd) driver = container->iommu_driver; if (driver) { ret = driver->ops->attach_group(container->iommu_data, - group->iommu_group); + group->iommu_group, + group->type); if (ret) goto unlock_out; } |