On Tue, Mar 16, 2021 at 11:25:00AM +0000, Vladimir Murzin wrote:
> Commit 78869f0f0552 ("arm64: Extract parts of el2_setup into a macro")
> reorganized el2 setup in such way that virtual cpu id registers set
> only in nVHE, yet they used (and need) to be set irrespective VHE
> support. Lack of setup causes 32-bit guest stop booting due to MIDR
> stay undefined.
>
> Fixes: 78869f0f0552 ("arm64: Extract parts of el2_setup into a macro")
> Signed-off-by: Vladimir Murzin <vladimir.murzin@xxxxxxx>
> ---
>
> There is no upstream fix since issue went away due to code there has
> been reworked in 5.12: nVHE comes first, so virtual cpu id register
> are always set.
>
> Maintainers, please, Ack.
Why not just use the "rework" patch instead that fixes this issue?
that's always preferred instead of one-off patches.
thanks,
greg k-h
