Correctly allow and revoke buffer access on each open/close via the new VMA offset manager.
Cc: Dave Airlie airlied@redhat.com Signed-off-by: David Herrmann dh.herrmann@gmail.com --- drivers/gpu/drm/qxl/qxl_gem.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/qxl/qxl_gem.c b/drivers/gpu/drm/qxl/qxl_gem.c index a235693..fb38a5e 100644 --- a/drivers/gpu/drm/qxl/qxl_gem.c +++ b/drivers/gpu/drm/qxl/qxl_gem.c @@ -129,12 +129,17 @@ void qxl_gem_object_unpin(struct drm_gem_object *obj)
int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv) { - return 0; + struct qxl_bo *qobj = obj->driver_private; + + return drm_vma_node_allow(&qobj->tbo.vma_node, file_priv->filp); }
void qxl_gem_object_close(struct drm_gem_object *obj, struct drm_file *file_priv) { + struct qxl_bo *qobj = obj->driver_private; + + drm_vma_node_revoke(&qobj->tbo.vma_node, file_priv->filp); }
int qxl_gem_init(struct qxl_device *qdev)