On Tue, 2019-08-27 at 23:12 +0200, Uwe Kleine-König wrote: > The new format specifier %dE introduced with this patch pretty-prints > the typical negative error values. So > > pr_info("probing failed (%dE)\n", ret); > > yields > > probing failed (EIO) > > if ret holds -EIO. This is easier to understand than the for now common > > probing failed (-5) I suggest using both outputs like '-5 -EIO' rather than a single string