[PATCH 00/17] fbdev: Remove FBINFO_DEFAULT and FBINFO_FLAG_DEFAULT flags

Sam Ravnborg sam at ravnborg.org
Tue Jul 11 03:19:03 AEST 2023

Hi Thomas,

On Mon, Jul 10, 2023 at 02:50:04PM +0200, Thomas Zimmermann wrote:
> Remove the unused flags FBINFO_DEFAULT and FBINFO_FLAG_DEFAULT from
> fbdev and drivers, as briefly discussed at [1]. Both flags were maybe
> useful when fbdev had special handling for driver modules. With
> commit 376b3ff54c9a ("fbdev: Nuke FBINFO_MODULE"), they are both 0
> and have no further effect.
> Patches 1 to 7 remove FBINFO_DEFAULT from drivers. Patches 2 to 5
> split this by the way the fb_info struct is being allocated. All flags
> are cleared to zero during the allocation.
> Patches 8 to 16 do the same for FBINFO_FLAG_DEFAULT. Patch 8 fixes
> an actual bug in how arch/sh uses the tokne for struct fb_videomode,
> which is unrelated.
> Patch 17 removes both flag constants from <linux/fb.h>

We have a few more flags that are unused - should they be nuked too?

Unused as in no references from fbdev/core/*

I would rather see one series nuke all unused FBINFO flags in one go.
Assuming my quick grep are right and the above can be dropped.


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