[PATCH 2/8] arm64: dts: qcom: sm8450: Remove unneeded reserved memory nodes

Dmitry Baryshkov dmitry.baryshkov at oss.qualcomm.com
Mon Jul 6 11:24:12 PDT 2026


On Wed, Jun 24, 2026 at 01:26:06PM +0000, Esteban Urrutia wrote:
> 
> 
> On 6/23/26 7:03 AM, Konrad Dybcio wrote:
> >> This is mentioned in the memory map description, but is not part
> >> of it.
> >>
> >> I booted up a 8450 HDK and it doesn't even have MTE, so it's
> >> probably valid
> > 
> > i.e. it doesn't report MTE to Linux. I don't know if it's Gunyah
> > trapping it.
> Then, should device trees delete these memory regions on a case-by-case
> basis, or be left as is?

Please verify that you can actually access those areas (boot with
memtest=1)


-- 
With best wishes
Dmitry



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