Hi Daniel, Thanks for your patch! On Tue, Feb 1, 2022 at 9:50 PM Daniel Vetter <daniel.vetter@xxxxxxxx> wrote: > Well except when the olpc dcon fbdev driver is enabled, that thing > digs around in there in rather unfixable ways. Can't the actual frame buffer driver (which one?) used on olpc export a pointer to its fb_info? > --- a/drivers/video/fbdev/core/fbmem.c > +++ b/drivers/video/fbdev/core/fbmem.c > @@ -48,10 +48,14 @@ > static DEFINE_MUTEX(registration_lock); > > struct fb_info *registered_fb[FB_MAX] __read_mostly; > -EXPORT_SYMBOL(registered_fb); > - > int num_registered_fb __read_mostly; > +#if IS_ENABLED(CONFIG_OLPC_DCON) CONFIG_FB_OLPC_DCON (everywhere), cfr. the build failure reported by the robot. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds