[Intel-gfx] [PATCH v5 1/5] x86/quirks: Fix stolen detection with integrated + discrete GPU

[Borislav Petkov]

On Tue, Jan 18, 2022 at 02:01:45PM -0600, Bjorn Helgaas wrote:
> Haha :)  I was hoping not to touch it myself because I think this
> whole stolen memory thing is kind of nasty.  It's not clear to me why
> we need it at all, or why we have to keep all this device-specific
> logic in the kernel, or why it has to be an early quirk as opposed to
> a regular PCI quirk.  We had a thread [1] about it a while ago but I
> don't think anything got resolved.

/me goes and skims over it.

OMG, what a mess. And OEM BIOS is involved.

Makes me wanna run away screaming.

> But to try to make forward progress, I applied patch 1/5 (actually,
> the updated one from [2]) to my pci/misc branch with the updated
> commit log and code comments below.

Yap.

And if that stops the continuous stream of new-platform-addition
patches, even better.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette