Re: [virtio-dev] [PATCH v2 4/4] drm/virtio: Support virtgpu exported resources

2020-03-04 Thread Gerd Hoffmann
On Tue, Mar 03, 2020 at 11:42:22AM +0900, David Stevens wrote: > > cmd_p->hdr.ctx_id = > > > > Before this completion of this hypercall, this resource can be > > considered context local, while afterward it can be considered > > "exported". > > Maybe I'm misunderstanding render contexts, but expor

Re: [PATCH v2 4/4] drm/virtio: Support virtgpu exported resources

2020-03-04 Thread Gerd Hoffmann
Hi, > + if (vgdev->has_resource_assign_uuid) { > + spin_lock(&vgdev->resource_export_lock); > + if (bo->uuid_state == UUID_NOT_INITIALIZED) { > + bo->uuid_state = UUID_INITIALIZING; > + needs_init = true; > + } > +

Re: [virtio-dev] [PATCH v2 4/4] drm/virtio: Support virtgpu exported resources

2020-03-02 Thread Gurchetan Singh
On Mon, Mar 2, 2020 at 4:15 AM David Stevens wrote: > > Add support for UUID-based resource sharing mechanism to virtgpu. This > implements the new virtgpu commands and hooks them up to dma-buf's > get_uuid callback. > > Signed-off-by: David Stevens > --- > drivers/gpu/drm/virtio/virtgpu_drv.c