diff options
| -rw-r--r-- | devices/src/virtio/gpu/backend.rs | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/devices/src/virtio/gpu/backend.rs b/devices/src/virtio/gpu/backend.rs index 9c27712..00a327f 100644 --- a/devices/src/virtio/gpu/backend.rs +++ b/devices/src/virtio/gpu/backend.rs @@ -203,12 +203,20 @@ impl VirglResource for BackedBuffer { self.buffer.height() } - fn attach_guest_backing(&mut self, _mem: &GuestMemory, vecs: Vec<(GuestAddress, usize)>) { - self.backing = vecs; + fn attach_guest_backing(&mut self, mem: &GuestMemory, vecs: Vec<(GuestAddress, usize)>) { + self.backing = vecs.clone(); + if let Some(ref mut resource) = self.gpu_renderer_resource { + if let Err(e) = resource.attach_backing(&vecs[..], mem) { + error!("failed to attach backing to BackBuffer resource: {}", e); + } + } } fn detach_guest_backing(&mut self) { - self.backing.clear() + if let Some(ref mut resource) = self.gpu_renderer_resource { + resource.detach_backing(); + } + self.backing.clear(); } fn gpu_renderer_resource(&mut self) -> Option<&mut GpuRendererResource> { |