Commit f6c99c34 authored by Cindy Lu's avatar Cindy Lu Committed by Michael S. Tsirkin
Browse files

vhost: introduce new VhostOps vhost_force_iommu 



This patch introduces new VhostOps vhost_force_iommu callback
to force enable features bit VIRTIO_F_IOMMU_PLATFORM.

Signed-off-by: default avatarCindy Lu <lulu@redhat.com>
Message-Id: <20200701145538.22333-11-lulu@redhat.com>
Reviewed-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
parent b4ab225c

include/hw/virtio/vhost-backend.h

+3 −0
Original line number Diff line number Diff line
@@ -121,6 +121,8 @@ typedef int (*vhost_vq_get_addr_op)(struct vhost_dev *dev, 


typedef int (*vhost_get_device_id_op)(struct vhost_dev *dev, uint32_t *dev_id);



typedef bool (*vhost_force_iommu_op)(struct vhost_dev *dev);



typedef struct VhostOps {

    VhostBackendType backend_type;

    vhost_backend_init vhost_backend_init;
@@ -164,6 +166,7 @@ typedef struct VhostOps { 
    vhost_dev_start_op vhost_dev_start;

    vhost_vq_get_addr_op  vhost_vq_get_addr;

    vhost_get_device_id_op vhost_get_device_id;

    vhost_force_iommu_op vhost_force_iommu;

} VhostOps;



extern const VhostOps user_ops;