[Bug 215001] Regression in 5.15, Firmware-initialized graphics console selects FB_VGA16, screen corruption

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=215001

--- Comment #8 from Javier Martinez Canillas (javier at dowhile0.org) ---
Hello Kris,

(In reply to Kris Karas from comment #7)
> Hi Javier - I tested the (updated) patch from comment 6 on three different
> systems, two servers with a character-graphic BIOS (expected to use VGA16),
> and my development system with a graphical UEFI boot (expected to use
> EFIFB).  I am happy to report that in all cases, the patch worked perfectly.
> 
> Thanks for having whipped up this patch!
> 
> Feel free to submit upstream to Linus, and also to Greg for inclusion in
> 5.15.y.
> Tested-By: Kris Karas <bugs-a21 at moonlit-rail.com>
> 

Thanks for testing the patch!

I've just posted it along with another fix for a bug I noticed by reading the
code (EGA is never used and the driver always assume to be VGA):

https://lkml.org/lkml/2022/1/7/270

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