diff options
| -rw-r--r-- | hw/virtio/virtio.c | 7 | ||||
| -rw-r--r-- | include/hw/virtio/virtio.h | 6 |
2 files changed, 13 insertions, 0 deletions
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 527df03bfd..54a46e204c 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -2291,6 +2291,13 @@ int virtio_load(VirtIODevice *vdev, QEMUFile *f, int version_id) } rcu_read_unlock(); + if (vdc->post_load) { + ret = vdc->post_load(vdev); + if (ret) { + return ret; + } + } + return 0; } diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index 48e8d04ff6..ca4f9c0bcc 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -158,6 +158,12 @@ typedef struct VirtioDeviceClass { */ void (*save)(VirtIODevice *vdev, QEMUFile *f); int (*load)(VirtIODevice *vdev, QEMUFile *f, int version_id); + /* Post load hook in vmsd is called early while device is processed, and + * when VirtIODevice isn't fully initialized. Devices should use this instead, + * unless they specifically want to verify the migration stream as it's + * processed, e.g. for bounds checking. + */ + int (*post_load)(VirtIODevice *vdev); const VMStateDescription *vmsd; } VirtioDeviceClass; |