On Tue, Aug 29, 2023 at 01:34:22PM -0400, James Zhu wrote: > > > > @@ -1067,7 +1055,7 @@ static void drm_core_exit(void) > > > > unregister_chrdev(DRM_MAJOR, "drm"); > > > > debugfs_remove(drm_debugfs_root); > > > > drm_sysfs_destroy(); > > > > - idr_destroy(&drm_minors_idr); > > > [JZ] Should we call xa_destroy instead here? > > We could, if we expect the xarray to potentially not be empty. > > From what I understand - all minors should be released at this point. > [JZ] In practice, adding destroy here will be better. Why do you say that?