drm_gem_shmem_vunmap_locked
drm_gem_shmem_vunmap_locked(&bo->base, &map);
EXPORT_SYMBOL_GPL(drm_gem_shmem_vunmap_locked);
drm_gem_shmem_vunmap_locked(shmem, map);
drm_gem_shmem_vunmap_locked(shmem_obj, &map);
void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem,
drm_gem_shmem_vunmap_locked(shmem, map);