On Sun, 17 Jun 2018, [email protected] wrote: > On Sun, 17 Jun 2018 15:07:03 -0400, Nicolas Pitre said: > > > diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c > > index 1eb1a376a0..7b636638b3 100644 > > --- a/drivers/tty/vt/vt.c > > +++ b/drivers/tty/vt/vt.c > > @@ -317,6 +317,171 @@ void schedule_console_callback(void) > > schedule_work(&console_work); > > } > > > > +/* > > + * Code to manage unicode-based screen buffers > > + */ > > + > > +#ifdef NO_VC_UNI_SCREEN > > This preprocessor variable seems to be dangling in the breeze, with > no way for it to get set? As a result, we pick up the #else define by > default.
That's actually what's intended here. If vc_screen.c ever becomes configurable then this could be used to compile out this code. Or if someone wants to disable it for some debugging reasons. For now it is just a self-explanatory placeholder with very little chance of being set by mistake for any other purpose. Nicolas
