Re: [Intel-gfx] [bisected] suspend broken by DRM fbdev name change on i915 IVB

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Hello,

On 10/7/21 14:38, Ville Syrjälä wrote:

[snip]

>>
>> So the ABI change in /proc/fb causes the pm-utils scripts to
>> skip the --quirk-no-chvt and apply other quirks,
>> /var/log/pm-suspend.log says:
> 
> Nasty. This pm-utils quirk stuff really has no business existing IMO,
> and so I recommend nuking pm-utils from your system as soon as possible.
> Back when I still had it on my machines (due to some silly dependency
> I think), I just created empty override files in /etc/pm/ to permanently
> disable all the quirks.
> 
> But as long people might be using it I guess we need some kind of
> revert/fix to put the "drmfb" back into the name. Javier?
> 

Yes, the change was just cosmetic because we had confusing names such as
"simpledrmdrmfb". When it was proposed, the agreement was that /proc/fb
shouldn't be considered an ABI but now we found that people are using it.

So I agree that would be better to revert this patch. Johannes, will you
post a revert or do you want me to do it ?

Best regards,
-- 
Javier Martinez Canillas
Linux Engineering
Red Hat




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