From: Chia-I Wu <olvaffe@xxxxxxxxx>
[ Upstream commit 8aeef9d4f48917ce85710949b079548974b4a638 ]
The context might still be missing when DRM_IOCTL_PRIME_FD_TO_HANDLE is
the first ioctl on the drm_file.
Fixes: 72b48ae800da ("drm/virtio: enqueue virtio_gpu_create_context after the first 3D ioctl")
Cc: Gurchetan Singh <gurchetansingh@xxxxxxxxxxxx>
Cc: Gerd Hoffmann <kraxel@xxxxxxxxxx>
Signed-off-by: Chia-I Wu <olvaffe@xxxxxxxxx>
Link: http://patchwork.freedesktop.org/patch/msgid/20210107210726.269584-1-olvaffe@xxxxxxxxx
Reviewed-by: Gurchetan Singh <gurchetansingh@xxxxxxxxxxxx>
Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/virtio/virtgpu_gem.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/virtio/virtgpu_gem.c b/drivers/gpu/drm/virtio/virtgpu_gem.c
index c30c75ee83fce..8502400b2f9c9 100644
--- a/drivers/gpu/drm/virtio/virtgpu_gem.c
+++ b/drivers/gpu/drm/virtio/virtgpu_gem.c
@@ -39,9 +39,6 @@ static int virtio_gpu_gem_create(struct drm_file *file,
int ret;
u32 handle;
- if (vgdev->has_virgl_3d)
- virtio_gpu_create_context(dev, file);
-
ret = virtio_gpu_object_create(vgdev, params, &obj, NULL);
if (ret < 0)
return ret;
@@ -119,6 +116,11 @@ int virtio_gpu_gem_object_open(struct drm_gem_object *obj,
if (!vgdev->has_virgl_3d)
goto out_notify;
+ /* the context might still be missing when the first ioctl is
+ * DRM_IOCTL_MODE_CREATE_DUMB or DRM_IOCTL_PRIME_FD_TO_HANDLE
+ */
+ virtio_gpu_create_context(obj->dev, file);
+
objs = virtio_gpu_array_alloc(1);
if (!objs)
return -ENOMEM;
--
2.27.0
