Re: [PATCH stable 5.10 0/3] ARM FDT relocation backports

[Greg Kroah-Hartman]

On Sun, May 09, 2021 at 06:22:05PM -0700, Florian Fainelli wrote:
> 
> 
> On 5/9/2021 12:17 PM, Ard Biesheuvel wrote:
> > On Sun, 9 May 2021 at 19:30, Florian Fainelli <f.fainelli@xxxxxxxxx> wrote:
> >>
> >> Hi Greg, Sasha,
> >>
> >> These patches were not marked with a Fixes: tag but they do fix booting
> >> ARM 32-bit platforms that have specific FDT placement and would cause
> >> boot failures like these:
> >>
> > 
> > I don't have any objections to backporting these changes, but it would
> > be helpful if you could explain why this is a regression. Also, you'll
> > need to pull in the following patch as well
> 
> This does not qualify as a regression in that it has never worked for
> the specific platform that I have shown above until your 3 commits came
> in and fixed that particular FDT placement. To me this qualifies as a
> bug fix, and given that the 3 (now 4) commits applied without hunks, it
> seems reasonable to me to back port those to stable.

As this isn't a regression, why not just use 5.12 on these platforms?
Why is 5.4 and 5.10 needed?

thanks,

greg k-h