Changelog of features / drivers removed from kernel?

[Greg KH]

On Tue, Feb 09, 2021 at 09:44:03AM -0500, Evan T Mesterhazy wrote:
> It turns out, after building 14 different commits between v5.8 and v5.9,
> that a three line change in drivers/pci/controller/pci-xgene.c breaks PCI
> on this machine. If I revert this file and build the commit that changed
> it, PCI works properly. No config options changed between these commits.
> 
> I suppose now it's just a matter of figuring out why this change breaks it,
> and how it can be fixed and applied to 5.9+.

Please let the upstream developers of that change, and the mailing list
associated with it, know about this regression so they can help you out
in resolving it.

thanks,

greg k-h