linux-kernel - Re: [PATCH v2 3/6] arm64: dts: qcom: qcm6490-shift-otter: Add missing reserved-memory

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Message-ID: <an5bytw5kee2a76ezpmw4w6n2tf2dv4gr7yblfyfluhxwk2jcu@t3dga5hvtoub>
Date: Thu, 9 Oct 2025 17:41:21 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Luca Weiss <luca.weiss@...rphone.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Casey Connolly <casey.connolly@...aro.org>,
        Alexander Martinz <amartinz@...ftphones.com>,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH v2 3/6] arm64: dts: qcom: qcm6490-shift-otter: Add
 missing reserved-memory

On Thu, Oct 09, 2025 at 11:06:33AM +0200, Luca Weiss wrote:
> From: Alexander Martinz <amartinz@...ftphones.com>
> 
> It seems we also need to reserve a region of 81 MiB called "removed_mem"
> otherwise we can easily hit memory errors with higher RAM usage.
> 
> Fixes: 249666e34c24 ("arm64: dts: qcom: add QCM6490 SHIFTphone 8")
> Signed-off-by: Alexander Martinz <amartinz@...ftphones.com>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
> ---
>  arch/arm64/boot/dts/qcom/qcm6490-shift-otter.dts | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcm6490-shift-otter.dts b/arch/arm64/boot/dts/qcom/qcm6490-shift-otter.dts

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>


-- 
With best wishes
Dmitry